NFR25, NFR25H www.vishay.com Vishay BCcomponents Fusible, Non-Flammable Metal Film Leaded Resistors FEATURES • Technology: metal film • Overload protection without risk of fire • Wide range of overload currents (refer Fusing Characteristics graphs) • Lead (Pb)-free solder contacts • Pure tin plating provides compatibility with lead (Pb)-free and lead containing soldering processes DESCRIPTION • Material categorization: for definitions of compliance please see www.vishay.com/doc?99912 A homogeneous film of metal alloy is deposited on a high grade ceramic body. After a helical groove has been cut in APPLICATIONS the resistive layer, tinned connecting wires of electrolytic copper are welded to the end-caps. The resistors are coated • Audio with a gray, flame retardant lacquer which provides • Video electrical, mechanical, and climatic protection. The encapsulant is resistant to all cleaning solvents in accordance with IEC 60068-2-45. TECHNICAL SPECIFICATIONS DESCRIPTION NFR25 NFR25H Resistance range (1) 0.22  to 15 k 0.22  to 15 k Resistance tolerance  5 %  5 % Resistance series E24 E24 Rated dissipation P 0.33 W 0.5 W 70 Thermal resistance (R ) 240 K/W 150 K/W th Temperature coefficient 0.22   R  4.7   ± 200 ppm/K  ± 200 ppm/K 4.7   R  15   ± 200 ppm/K  ± 100 ppm/K 15   R  15 k  ± 100 ppm/K  ± 100 ppm/K Operating voltage, U DC or RMS 250 V 350 V max. Basic specifications IEC 60 115-1 IEC 60 115-1 Climatic category (IEC 60068-1) 55/155/56 55/155/56 Maximum resistance change for resistance range,  R max., after: Load (1000 h, P70):  (1 % R + 0.05   (1 % R + 0.05  Long term damp heat test (56 days):  (1 % R + 0.05   (1 % R + 0.05  Soldering (260 °C, 10 s):  (0.25 % R + 0.05   (0.25 % R + 0.05  Notes • R value is measured with probe distance of 24 mm ± 1 mm using 4-terminal method (1) Ohmic values (other than resistance range) are available on request Revison: 06-Sep-16 1 Document Number: 28737 For technical questions, contact: filmresistorsleaded@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

NFR25, NFR25H www.vishay.com Vishay BCcomponents PACKAGING AMMOPACK REEL MODEL TAPING PIECES CODE PIECES CODE 5000 A5 NFR25, NFR25H Axial, 52 mm 5000 R5 1000 A1 NFR25, NFR25H Radial 2000 N2 - - DIMENSIONS L 1 Ø d Ø D L 2 Outline DIMENSIONS (Resistor types, mass, and relevant physical dimensions) D L L Ø d MASS TYPE max. 1max. 2 max. (mm) (mm) (mm) (mm) (mg) NFR25 2.5 6.5 7.5 0.58 ± 0.05 201 NFR25H PART NUMBER AND PRODUCT DESCRIPTION Part Number: NFR2500002207JA100 N F R 2 5 0 0 0 0 2 2 0 7 J A 1 0 0 MODEL/SIZE VARIANT TCR/MATERIAL VALUE TOLERANCE PACKAGING (1) SPECIAL NFR2500 0 = neutral 0 = standard 3 digit value J = ± 5 % N2 Up to 2 digits NFR25H0 Z = value overload 1 digit multiplier A5 are used for (special) MULTIPLIER A1 all special 7 = *10-3 R5 parts. 8 = *10-2 00 = standard 9 = *10-1 0 = *100 1 = *101 2 = *102 Product Description: NFR25 5 % A1 R22 NFR25 5 % A1 R22 MODEL / SIZE TOLERANCE PACKAGING (1) RESISTANCE VALUE NFR25 ± 5 % N2 1K0 = 1 k NFR25H A5 4R7 = 4.7  A1 R5 Notes • The PART NUMBER is shown to facilitate the introduction of the unified part numbering system (1) Please refer to table PACKAGING, see next page Revison: 06-Sep-16 2 Document Number: 28737 For technical questions, contact: filmresistorsleaded@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

NFR25, NFR25H www.vishay.com Vishay BCcomponents PRODUCTS WITH RADIAL LEADS (NFR25, NFR25H) P2 P H 1 H H0 L L1 W 0 W F P0 P1 D0 DIMENSIONS (Radial taping) SYMBOL PARAMETER VALUE TOLERANCE UNIT P Pitch of components 12.7 ± 1.0 mm P Feed-hole pitch 12.7 ± 0.2 mm 0 P Feed-hole center to lead at topside at the tape 3.85 ± 0.5 mm 1 P Feed-hole center to body center 6.35 ± 1.0 mm 2 F Lead-to-lead distance 4.8 + 0.7 / - 0 mm W Tape width 18.0 ± 0.5 mm W Minimum hold down tape width 5.5 - mm 0 H Component height 29.0 Max. mm 1 H Lead wire clinch height 16.5 ± 0.5 mm 0 H Height of component from tape center 19.5 ± 1 mm D Feed-hole diameter 4.0 ± 0.2 mm 0 L Maximum length of snipped lead 11.0 - mm L Minimum lead wire (tape portion) shortest lead 2.5 - mm 1 Note • Please refer document number 28721 “Packaging” for more detail MARKING FUNCTIONAL PERFORMANCE, PRODUCT CHARACTERIZATION The nominal resistance and tolerance are marked on the resistor using four colored bands in accordance with Standard values of nominal resistance are taken from the IEC 60062, marking codes for resistors and capacitors.  E24 series for resistors with a tolerance of ± 5 %.  For ease of recognition a fifth ring is added, which is violet The values of the E24 series are in accordance with IEC for type NFR25 and white for type NFR25H. 60063.  OUTLINES  The length of the body (L ) is measured by inserting the  1 leads into holes of two identical gauge plates and moving  these plates parallel to each other until the resistor body is clamped without deformation (IEC 60294). LIMITING VALUES LIMITING VOLTAGE U (1) LIMITING POWER P TYPE 70 (V) (W) NFR25 250 0.33 NFR25H 350 0.5 Note (1) The maximum voltage that may be continuously applied to the resistor element, see IEC 60115-1. The maximum permissible hot-spot temperature is 155 °C. Revison: 06-Sep-16 3 Document Number: 28737 For technical questions, contact: filmresistorsleaded@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

NFR25, NFR25H www.vishay.com Vishay BCcomponents DERATING The power that the resistor can dissipate depends on the operating temperature. P max. (% P ) rated 100 50 0 -55 0 50 70 100 155 T (°C) amb Maximum dissipation (P ) in percentage of rated power as a function of the ambient temperature (T ) max. amb FUSING CHARACTERISTICS The resistors will fuse without the risk of fire and within an indicated range of overload. Fusing means that the resistive value of the resistor increases at least 100 times. The fusing characteristic is measured under constant voltage. 103 103 t t (s) (s) 102 102 10 10 1 1 10-1 10-1 0 4 8 12 16 20 24 0 2 4 6 8 10 12 Poverload (W) Poverload (W) NFR25 This graph is based on measured data NFR25 This graph is based on measured data which may deviate according to the application. which may deviate according to the application. Fusing Characteristics:  1  Fusing Characteristics: 1  R  15  103 t (s) 102 10 1 10-1 0 2 4 6 8 10 12 P (W) overload NFR25 This graph is based on measured data which may deviate according to the application. Fusing Characteristics: 15  R  15 k Revison: 06-Sep-16 4 Document Number: 28737 For technical questions, contact: filmresistorsleaded@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

NFR25, NFR25H www.vishay.com Vishay BCcomponents FUSING CHARACTERISTICS 103 103 t t (s) (s) 102 102 10 10 1 1 10-1 10-1 0 4 8 12 16 20 24 0 4 8 12 16 20 24 P (W) P (W) overload overload NFR25H This graph is based on measured data NFR25H This graph is based on measured data which may deviate according to the application. which may deviate according to the application. Fusing Characteristics:  1  Fusing Characteristics: 1  R  15 k PULSE LOADING CAPABILITIES 103 Pˆ max. (W) 102 t /t = 1000 p i 500 200 100 10 50 20 10 5 1 2 10-1 10-6 10-5 10-4 10-3 10-2 10-1 1 t (s) i ˆ NFR25 Pulse on a regular basis; maximum permissible peak pulse power (Pmax.) as a function of pulse duration (ti), 0.22  R  1 k 103 Pˆ max. (W) 102 10 t /t = 1000 p i 100 1 20 2 10-1 10-6 10-5 10-4 10-3 10-2 10-1 1 t (s) i ˆ NFR25 Pulse on a regular basis; maximum permissible peak pulse power (Pmax.) as a function of pulse duration (ti),15  R  15 k Revison: 06-Sep-16 5 Document Number: 28737 For technical questions, contact: filmresistorsleaded@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

NFR25, NFR25H www.vishay.com Vishay BCcomponents PULSE LOADING CAPABILITIES 600 Uˆ max. (V) 500 400 300 200 100 0 10-6 10-5 10-4 10-3 10-2 10-1 1 t (s) i NFR25 Pulse on a regular basis; maximum permissible peak pulse power (Û ) as a function of pulse duration (t) max. i 103 Pˆ max. (W) t /t = 1000 102 p i 500 200 100 50 10 20 10 5 2 1 10-1 10-6 10-5 10-4 10-3 10-2 10-1 1 t (s) i ˆ NFR25H Pulse on a regular basis; maximum permissible peak pulse power (P ) as a function of pulse duration (t) max. i 1200 Uˆ max. (V) 1000 800 600 400 200 0 10-6 10-5 10-4 10-3 10-2 10-1 1 t (s) i ˆ NFR25H Pulse on a regular basis; maximum permissible peak pulse power (P ) as a function of pulse duration (t) max. i Revison: 06-Sep-16 6 Document Number: 28737 For technical questions, contact: filmresistorsleaded@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

NFR25, NFR25H www.vishay.com Vishay BCcomponents APPLICATION INFORMATION 100 100 ΔT ΔT (K) (K) 80 80 60 60 40 40 20 20 0 0 0 0.2 0.4 0.6 0 0.2 0.4 0.6 P (W) P (W) NFR25 Hot-spot temperature rise (T) NFR25H Hot-spot temperature rise (T) as a function of dissipated power as a function of dissipated power 50 50 ΔT ΔT (K) (K) 5 mm 40 40 10 mm 5 mm 30 30 10 mm 15 mm 15 mm 20 20 10 10 0 0 0 0.2 0.4 0.6 0 0.2 0.4 0.6 P (W) P (W) Minimum distance from resistor body to PCB. = 1 mm Minimum distance from resistor body to PCB. = 1 mm NFR25 Temperature rise (T) at the lead end (soldering point) as a NFR25H Temperature rise (T) at the lead end (soldering point) as a function of dissipated power at various lead lengths after mounting function of dissipated power at various lead lengths after mounting TESTS AND REQUIREMENTES Essentially all tests are carried out in accordance with In the Test Procedures and Requirements table the tests IEC 60115-1 specification, category LCT/UCT/56 (rated and requirements are listed with reference to the relevant temperature range: Lower category temperature, upper clauses of IEC 60115-1 and IEC 60068-2-xx test methods. category temperature; damp heat, long term, 56 days). A short description of the test procedure is also given. In The tests are carried out in accordance with IEC 60068-2-xx some instances deviations from the IEC recommendations test method, “Recommended basic climatic and were necessary for our method of specifying. For mechanical robustness testing procedure for electronic inflammability requirements reference is made to components” and under standard atmospheric conditions IEC 60115-1.  according to IEC 60068-1, 5.3.  All soldering tests are performed with mildly activated flux. Revison: 06-Sep-16 7 Document Number: 28737 For technical questions, contact: filmresistorsleaded@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

NFR25, NFR25H www.vishay.com Vishay BCcomponents TEST PROCEDURES AND REQUIREMENTS IEC REQUIREMENTS IEC 60068-2 60115-1 TEST PROCEDURE TEST NFR25 NFR25H CLAUSE METHOD 4.4.1 Visual examination No holes; clean surface; no damage 4.4.2 Dimensions (outline) Gauge (mm) See Dimensions Table Applied voltage (+ 0 % / - 10 %): R < 10 : 0.1 V Resistance 10 R < 100 : 0.3 V 4.5 (refer note on first page 100 R < 1 k: 1 V R - Rnom.: max. ± 5 % for measuring distance) 1 kR < 10 k 3 V 10 kR 15 k: 10 V Resistance to soldering Thermal shock: 10 s; 260 °C; 4.18 20 (Tb) R max.: ± (0.25 % R + 0.05 ) heat 3 mm from body Component solvent Isopropyl alcohol or H O followed by 4.29 45 (Xa) 2 No visual damage resistance brushing 2 s; 235 °C: Solder bath method; SnPb40 4.17 20 (Ta) Solderability Good tinning (95 % covered); no damage 3 s; 245 °C: Solder bath method; SnAg3Cu0.5 8 h steam or 16 h, 155 °C; leads immersed 6 mm; Solderability (after aging) for 2 s at 235 °C: Solder bath (SnPb40) Good tinning (95 % covered); no damage for 3 s at 245 °C: Solder bath (SnAg3Cu0.5) method 4.7 Voltage proof on URMS = 500 V during 1 min; No breakdown or flashover insulation metal block method Robustness of 4.16 terminations: 4.16.2 21 (Ua1) Tensile all samples Load 10 N; 10 s Number of failures < 10 x 10-6 Bending half number 4.16.3 21 (Ub) Load 5 N; 4 x 90° Number of failures < 10 x 10-6 of samples Torsion other half No damage 4.16.4 21 (Uc) 3 x 360° in opposite directions of samples R max.: ± (0.25 % R + 0.05 ) No damage 4.20 29 (Eb) Bump 3 x 1500 bumps in 3 directions; 40 g R max.: ± (0.25 % R + 0.05 ) Frequency 10 Hz to 500 Hz; No damage 4.22 6 (Fc) Vibration displacement 1.5 mm or acceleration R max.: ± (0.25 % R + 0.05 ) 10 g; 3 directions; total 6 h (3 x 2 h) Rapid change of No visual damage 4.19 14 (Na) 30 min at LCT and 30 min at UCT; 5 cycles temperature R max.: ± (0.25 % R + 0.05 ) 4.23 Climatic sequence: 4.23.2 2 (Ba) Dry heat 16 h; 155 °C Damp heat (accelerated) 4.23.3 30 (Db) 24 h; 55 °C; 90 % to 100 % RH 1st cycle 4.23.4 1 (Aa) Cold 2 h; -55 °C 4.23.5 13 (M) Low air pressure 2 h; 8.5 kPa; 15 °C to 35 °C 4.23.6 30 (Db) Damp heat (accelerated) 5 days; 55 °C; 95 % to 100 % RH Rins min. 103 M remaining cycles R max.: ± (1.5 % R + 0.1 ) 56 days; 40 °C; 90 % to 95 % RH; 4.24 78 (Cab) Damp heat (steady state) loaded with 0.01 P Rins min. 103 M 70 R max.: ± (1 % R + 0.05 ) (IEC steps: 0 V to 100 V) 4.25.1 Endurance (at 70 °C) 1000 h; loaded with P70 or Umax.; R max.: ± (1 % R + 0.05 ) 1.5 h ON and 0.5 h OFF Endurance at upper 4.25.3 1000 h; no load R max.: ± (1 % R + 0.05 ) category temperature Between -55 °C and +155 °C 0.22 R 4.7  ± 200 ppm/K ± 200 ppm/K 4.8 Temperature coefficient 4.7  < R 15  ± 200 ppm/K ± 100 ppm/K 15 < R 15 k ± 100 ppm/K ± 100 ppm/K 4.12 Noise IEC 60195 < 0.1 μV/V 4.26 Accidental overload Cheese-cloth Non flammable 4.6.1.1 Insulation resistance Maafxtiemr u1m m vino;l tmageeta Ul bmlaoxc. Dk Cm e=t h5o0d0 V Rins min. 104 M Revison: 06-Sep-16 8 Document Number: 28737 For technical questions, contact: filmresistorsleaded@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

NFR25, NFR25H www.vishay.com Vishay BCcomponents 12NC INFORMATION FOR HISTORICAL CODING REFERENCE • The resistors have a 12 digit numeric code starting with 23 Last Digit of 12NC Indicating Resistance Decade • The subsequent 7 digits indicate the resistor type and packaging RESISTANCE DECADE LAST DIGIT • The remaining 3 digits indicate the resistance value: 0.22  to 0.91  7 - The first 2 digits indicate the resistance value 1  to 9.1  8 - The last digit indicates the resistance decade 10  to 91  9   100  to 910  1  1 k to 9.1 k 2  10 k to 15 k 3 12NC Example The 12NC of a NFR25 resistor with value 750 , supplied on a bandolier of 1000 units in ammopack is: 2322 205 13751. 12NC (Resistors Type and Packaging) 23.. ... ..... BANDOLIER IN AMMOPACK BANDOLIER ON REEL TYPE RADIAL TAPED STRAIGHT LEADS STRAIGHT LEADS 2000 UNITS 1000 UNITS 5000 UNITS 5000 UNITS NFR25 22 204 03... 22 205 13... 22 205 33... 22 205 23... NFR25H 22 207 03... 22 207 13... 22 207 33... 22 207 23... Revison: 06-Sep-16 9 Document Number: 28737 For technical questions, contact: filmresistorsleaded@vishay.com THIS DOCUMENT IS SUBJECT TO CHANGE WITHOUT NOTICE. THE PRODUCTS DESCRIBED HEREIN AND THIS DOCUMENT ARE SUBJECT TO SPECIFIC DISCLAIMERS, SET FORTH AT www.vishay.com/doc?91000

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Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: V ishay: NFR25 22 5%TR NFR25H0001008JA500 NFR25H0008209JA500 NFR2500005608JA500 NFR2500001000JA500 NFR2500002200JA500 NFR25H0002208JA500 NFR2500002009JA500 NFR2500002208JA500 NFR25H0008208JA500 NFR25H0004707JA500 NFR25H0002209JA500 NFR2500001001JA500 NFR2500002200JR500 NFR25H0002200JR500 NFR2500004700JR500 NFR2500004709JR500 NFR2500001009JA500 NFR2500002209JA500 NFR2500004709JA500 NFR25H0003308JR500 NFR25H0003309JA500 NFR25H0004708JR500 NFR2500001001JR500 NFR2500001009JR500 NFR25H0001001JR500 NFR25H0003300JR500 NFR25H0001009JA500