NT *RoHS VCEOARVMSIAPILOLINAASB LE Features NT MPLIA n Fuses at 120 V or 240 V Applications O HS C n E24 resistance values n White goods *Ro n RoHS compliant* n Inverters n UL 1412 recognized n Lighting n Coating material meets UL 94V-0 n Metering requirements REE D F LEA FWxxA Series Fusible Power Resistors General Introduction Tvohleta FgWe oxxr Ac irSceuriite ms aolff uanxciatilo lnesa.d Tehde w rieresiwstoLVoEEuArRDHn SISwF dORCNEi OlSEr lM eAPfRLusIE AissNeTt*o ursp oisn daepspiglicnaetdio tno ofuf s1e2 0u nodr e2r4 a0b vnoolrtamgael sc.onditions such as sudden surges in Electrical Characteristics Ro Agency Recognition Characteristic FW Series Description Power 1, 2, 3, 5, 7** W UL 1412 File Number: E349323 Resistance Range 4.7 ohms to 100 ohms (E24 values) UL 1412 Recognized Resistance Range 4.7 ohms to 47 ohms Materials Tolerance 5 % Resistor ...............Wire wound around a Temperature Coefficient ±200 PPM/°C ceramic core Operating Temperature Range -55 °C to +155 °C Lead Wire ........................Tinned copper Maximum Voltage √P*R Housing ..........................Insulated resin Fusing Point See Fusing Performance Chart Coating Material ...........Meets UL 94V-0 Fusing Time See Fusing Performance Chart requirements The resistor will fuse safely if 120 or 240 V is applied. The time to fuse depends on the resistance value. How to Order ** 7 W = 240 Vac only. FW 10 A 7R50 J A Model Product Dimensions FW = Fusible Wirewound H L H Rated Power D 10 = 1.0 Watts 20 = 2.0 Watts 30 = 3.0 Watts 50 = 5.0 Watts 70 = 7.0 Watts DIMENSIONS: MM d (INCHES) (DIA.) Pin Style A = Axial Resistance Code Dimensions • R<100 ohms: Model D L “R” represents decimal point H d (Max.) (Max.) (examples: 7R50 = 7.5 ohms) • R≥100 ohms: 5.0 12 28 ± 3.0 0.55 ± 0.05 FW10A (1 W) First three digits are significant, (.197) (.472) (1.102 ± .118) (.022 ± .002) fourth digit represents number of 6.0 12 28 ± 3.0 0.65 ± 0.05 zeros to follow FW20A (2 W) (example: 1000 = 100 ohms) (.236) (.472) (1.102 ± .118) (.026 ± .002) Resistance Tolerance 6.5 16 28 ± 3.0 0.75 ± 0.05 FW30A (3 W) J = ±5 % (.256) (.630) (1.102 ± .118) (.030 ± .002) Packaging 7.5 18 28 ± 3.0 0.75 ± 0.05 A = Ammo Pack FW50A (5 W) (.295) (.709) (1.102 ± .118) (1.00.30 0± 0±.5 .002) • 1,000 pcs./box: FW10, FW20, FW30 (0.39 ± 0.02) • 500 pcs./box: FW50, FW70 9.5 26 38 ± 3.0 0.75 ± 0.05 FW70A (7 W) (.374) (1.024) (1.496 ± .118) (.030 ± .002) Popular Values Resistance Resistance Resistance Resistance Value Value Code Code (Ohms) (Ohms) 4.7 4R70 7.5 7R50 5.1 5R10 8.2 8R20 *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. 5.6 5R60 9.1 9R10 Specifications are subject to change without notice. 6.2 6R20 10.0 10R0 The device characteristics and parameters in this da6t3a. 0s h± e2e.0t can and do vary in different applica6t.i0o n± s1 .a0nd actual device performance may vary over time. (2.5 ± 0.08) (0.24 ± 0.04) 6.8 6R80 Users should verify actual device performance in their specific applications. 75.0 ± 2.0 (2.95 ± 0.08)

FWxxA Series Fusible Power Resistors Performance Specifications Test Method Characteristic Limits (JIS-C-5201 & JIS-C-5202) 4.8 Natural resistance changes per temperature (°C): R2-R2 x 106 (PPM/°C) Temperature Coefficient ±200 PPM/°C max. R1(T2-T1) R1: Resistance value at room temp. (T1) R2: Resistance value at room temp. +100 °C (T2) Resistance change rate is ±5 % max., with 4.13 Permanent resistance change after the application of a Short Time Overload no evidence of mechanical damage. potential of 2.5 times RCWV for 5 seconds. 4.16 Direct Load: Resistance to a 2.5 kg direct load for 10 seconds in the direction of the longitudinal axis of the terminal leads. Twist Test: Terminal Strength No evidence of mechanical damage. Terminal leads shall be bent through 90 ° at a point of approximately 6 mm from the body of the resistor and shall be rotated through 360 ° (about the original axis of the bent terminal) in alternating directions for a total of three rotations. 4.18 Permanent resistance change when leads are immersed Resistance change rate is ±1 % max., with Resistance to Soldering Heat to a point 2.0 to 2.5 mm from the body in 260 °C (±5 °C) no evidence of mechanical damage. solder for 10 (±1) seconds. 4.17 The area covered with a new, smooth, clean, shiny and continuous surface free from concentrated pinholes. Solderability 95 % coverage minimum Test temp. of solder: 245 °C (±3 °C). Dwell time in solder: 2~3 seconds. 7.9 Resistance change after 1,000 hours (1.5 hours “ON”, Resistance change rate is ±5 % max., with Load Life in Humidity 0.5 hours “OFF”) at RCWV in a humidity test chamber no evidence of mechanical damage. controlled at 40 °C (±2 °C) and 90-95 % relative humidity. 1 W ~ 5 W: Load 120/240 VAC voltage. Resistance value shall increase at least Safety Fuse 7 W: Load 240 VAC voltage. 100 times initial value. Resistor must be safely fused. UL1412, 19.1 A resistor (or a resistor and its mounting if provided), Dielectric Withstanding No evidence of flashover mechanical shall withstand, without breakdown, for a period of not Voltage damage, arcing or insulation breakdown. less than one minute, a 60 Hz potential of 1000 V plus twice the rated voltage applied between live parts and dead metal parts, if any. Typical Part Marking Color 1st Band 2nd Band 3rd band Multiplier Tolerance Black 0 0 0 1 Ω Brown 1 1 1 10 Ω ±1 % Red 2 2 2 100 Ω ±2 % Orange 3 3 3 1 KΩ 1st Significant Figure Yellow 4 4 4 10 KΩ 2nd Significant Figure Green 5 5 5 100 KΩ ±0.5 % Blue 6 6 6 1 MΩ ±0.25 % 3rd Significant Figure Violet 7 7 7 10 MΩ ±0.10 % Multiplier Grey 8 8 8 ±0.05 % White 9 9 9 Tolerance Gold 0.1 Ω ±5 % Silver 0.01 Ω ±10 % Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications.

70 S) 60 e ( m Ti 50 g n si 40 u F m 30 u m axi 20 7 W M 1 W 2 W 3 W 5 W 10 0 20 40 60 80 100 120 140 160 180 200 220 240 Initial Power (W) 300 7 W 5 W 3 W 2 W C)200 1 W ° e ( s Ri at 100 e H 0 20 20 40 60 80 100 Rated Load (%) FWxxA Series Fusible Power Resistors Pulse Performance 6 7 W 5 V) K 4 e ( g olta 3 5 W V k 3 W ea 2 P 2 W 1 1 W 0 4.7 5.6 6.8 8.2 10 12 15 18 20 22 27 33 39 47 68 100 120 Value (Ohms) 1.2/50 µs Peak Voltage Limit (10 pulses at 10 sec. intervals, ∆R < 5 %) NOTE: The voltage shown in these curves is the voltage across the resistor. The generator voltage will be higher due to the generator’s internal impedance. 70 Fusing Performance S) 60 70 e ( m Fusing Tim 345000 ng Time (S) 5600 mu si 40 Maxi 20 1 W 2 Wm Fu 30 3 W 5 W 7 W u 10 axim 20 7 W 0 M 1 W 2 W 3 W 5 W 20 40 60 80 100 120 140 160 180 200 220 240 10 Initial Power (W) 0 20 40 60 80 100 120 140 160 180 200 220 240 Initial Power (W) Temperature Rise Power Derating Curve +70 °C +155 °C +275 °C 100 300 7 W %) 235 WWW ad ( 80 Heat Rise (°C)120000 C)230000 1 W Percent Rated Lo 246000 12357 WWWWW ° 020 20 e ( 40 60 80 100 0-55 0 50 100 150 200 250 300 s Ri Rated Load (%) Ambient Temperature (°C) at 100 e H Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performan0c2e0 in their specific ap2p0lications. 40 60 80 100 Rated Load (%) 6 7 W 5 V) K 4 e ( g olta 3 6 5 W V k 3 W 7 W Pea 2 5 2 W 1 KV) 4 1 W e ( 0 g 4.7 5.6 6.8 8.2 Volta 103 12 15 Valu1e8 (Ohm20s) 22 27 33 39 47 68 100 120 5 W k 3 W a 2 e P 2 W 1 1 W 0 4.7 5.6 6.8 8.2 10 12 15 18 20 22 27 33 39 47 68 100 120 Value (Ohms)

R=0 O T 6±1 P Z = 1.0 FWxxA Series Fusible Power Resistors t S L1 L2 Packaging Specifications R=0 O T C 6±1 P B Z = 1.0 MM DIMENSIONS: (INCHES) t A S L1 L2 Model O P A BC C Qty./Box FW10A 52 ± 1 5 ± 0.3 75 ± 5 70 ± 5 255 ± 5 1,000 pcs. (1 W) (2.047 ± .039) (.197 ± .012) (2.953 ± .197) (2.756 ± .197) (10.039 ± .197) FW20A 58 ± 1 10 ± 0.5 90 ± 5 119 ± 5 255 ± 5 1,000 pcs. (2 W) (2.283 ± .039) (.394 ± .020) (3.543 ± .197) (4.685 ± .197) (10.039 ± .197) FW30A 65 ± 5 10 ± 0.5 90 ± 5 119 ± 5 255 ± 5 1,000 pcs. (3 W) (2.559 ± .197) (.394 ± .020) (3.543 ± .197) (4.685 ± .197) (10.039 ± .197) FW50A 65 ± 5 10 ± 0.5 90 ± 5 88 ± 5 255 ± 5 500 pcs. (5 W) (2.559 ± .197) (.394 ± .020) (3.543 ± .197) (3.465 ± .197) (10.039 ± .197) FW70A 90 ± 5 10 ± 0.5 B90 ± 5 124 ± 5 500 ± 5 500 pcs. (7 W) (3.543 ± .197) (.394 ± .020) (3.543 ± .197) (4.882 ± .197) (19.685 ± .197) A REV. 03/17 Specifications are subject to change without notice. The device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. Users should verify actual device performance in their specific applications.

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: B ourns: FW50A10R0JA FW30A68R0JA FW30A5R10JA FW70A6R20JA FW20A15R0JA FW20A9R10JA FW70A15R0JA FW10A8R20JA FW50A5R60JA FW10A10R0JA FW10A68R0JA FW50A22R0JA FW30A7R50JA FW20A68R0JA FW30A15R0JA FW50A8R20JA FW20A6R80JA FW30A1000JA FW70A1000JA FW50A68R0JA FW20A8R20JA FW10A7R50JA FW10A6R20JA FW30A9R10JA FW20A33R0JA FW70A8R20JA FW70A47R0JA FW50A7R50JA FW10A1000JA FW20A6R20JA FW50A9R10JA FW10A5R60JA FW50A33R0JA FW20A7R50JA FW10A22R0JA FW20A82R0JA FW50A6R80JA FW70A7R50JA FW30A82R0JA FW20A5R10JA FW70A9R10JA FW50A1000JA FW30A33R0JA FW50A5R10JA FW10A4R70JA FW70A6R80JA FW10A47R0JA FW70A10R0JA FW10A82R0JA FW10A9R10JA FW70A5R10JA FW20A5R60JA FW30A6R20JA FW30A8R20JA FW30A10R0JA FW30A4R70JA FW70A68R0JA FW10A33R0JA FW50A47R0JA FW30A6R80JA FW20A47R0JA FW10A6R80JA FW10A5R10JA FW70A5R60JA FW70A33R0JA FW20A1000JA FW30A5R60JA FW20A10R0JA FW20A4R70JA FW10A15R0JA FW70A4R70JA FW50A15R0JA FW70A82R0JA FW20A22R0JA FW50A6R20JA FW70A22R0JA FW20A20R0JA FW50A4R70JA FW50A82R0JA FW30A22R0JA FW30A47R0JA FW30A20R0JA FW70A39R0JA