PAH300-450 Series 300-450W Half Brick Converters Features  Standard Half Brick Footprint  18-36 or 36-76VDC Inputs  12V 29A - 48V 9.4A Nominal Outputs  Through Hole Mounting  Low 12.7mm Profi le  High operating effi ciencies (up to 92%)  Constant switching frequency  Baseplate cooling Key Market Segments & Applications Specifi cations PAH300S, 350S, 450S Model (see model selector) Nominal Output Voltage VDC 12V 28V 48V Input Voltage range VDC 18-36 or 36-76 Input Current (max) A 6.8-17.4A (model dependant) Output Voltage Adjustment VDC 7.2 - 13.2 16.8 - 33 28.8 - 57.6(5) Ripple & Noise (max) (pk to pk) mV 200 280(1) 480 Line Regulation (max) mV 24 56 96 Load Regulation (max) mV 24 56 96 Overload Protection % 105 - 140%, constant current with auto recovery Overvoltage Protection (3) % 115-135% 125-140%(2) 125-145%(6) Remote Sense - Yes Remote On / Off (See options) - Standard; Low = ON, Open = OFF /P option; Low = OFF, Open = ON Temperature (operating) °C -40°C to +100°C baseplate, full power(4) Temperature (storage) °C -40°C to +100°C Temperature Coeffi cient - 0.02%/°C Humidity (operating) - 5-95% RH Non condensing Humidity (storage) - 5-95% RH Non condensing Cooling - Conduction (See Installation Manual for heatsink selection) Isolation Voltage VDC 1500VDC Input to output & baseplate, 500VDC Output to baseplate Vibration - Non Operating, 10-55Hz (sweep for 1 min.) Amplitude - 0.825mm constant (Max 49 m/s2) X,Y,Z 1 hour each Shock - 196.1m/s2 Safety Agency Approvals - UL60950-1, CSA60950-1, EN60950-1, CE LVD (48V input models only) Weight (Typ) g 110 Size (WxHxD) i n(mm) 2.4x0.5x2.28 (61x12.7x57.9) See outline drawing Warranty yrs 2 Years Note: See Installation Manual for full details, test methods of parameters and application notes (1) 240mV for PAH300 (2) 125-145% for PAH450S48-28 (3) Manual reset (4) PAH350S24-28 & -48: derate linearly to 85% load from 90°C to 100°C (5) 28.8-52.8 PAH350S28-48 (6) 115-140% PAH350S28-48 1-800-526-2324 • www.us.tdk-lambda.com/lp/ 179 Disclaimer: us.tdk-lambda.com/lp/legal.htm

PAH300-450 Series Model Selector Input Output Max. Max. Output Effi ciency Model Voltage (V) Voltage (V) Curr. (A) Power (W) Typ. (%) PAH300S24-12 18 - 36 12 25 300 87 PAH300S48-12 36 - 76 12 25 300 90 PAH350S48-12 36 - 76 12 29.2 350 89 PAH300S24-28 18 - 36 28 11 308 88 PAH350S24-28 18 - 36 28 12.5 350 88 PAH350S24-48 18 - 36 48 7.3 350 87 PAH300S48-28 36 - 76 28 11 308 90 PAH350S48-28 36 - 76 28 12.5 350 89 PAH450S48-28 36 - 76 28 16 448 92 PAH450S48-48 36 - 76 48 9.4 451 92 Outline Drawing Pinout Pin Description Function -Vin Negative Input Terminal +Vin Positive Input Terminal -Vin PAH350S48-12 -V CNT On / Off Control terminal INOPUUTTP:U3T6:-1726VV 2192..25AA +V Positive Output Terminal CASE -S -V Negative Output Terminal DC-DC TRM TRIM Output adjustment Trim pin CNT +S +S Positive Remote sense -S Negative Remote sense +Vin MADE IN JAPAN +V Options Suffi x Description - M3 Tapped inserts for mounting /T M3 clearance inserts for mounting /P Positive logic remote On/Off (Not on PAH450S) Other DC-DC Products For Additional Information, please visit PAF 400-700W Full brick DC-DC PAH Other half brick DC-DC converters us.tdk-lambda.com/lp/products/pah300-series.htm PAQ Quarter brick DC-DC converters PAE Eighth brick DC-DC converters PX 10-48W, 12-48V DC-DC 1-800-526-2324 • www.us.tdk-lambda.com/lp/ 180 Revision A5: Apr 2015

Mouser Electronics Authorized Distributor Click to View Pricing, Inventory, Delivery & Lifecycle Information: T DK-Lambda: PAH300S2412 PAH300S2412/PT PAH300S2412/T PAH300S2428 PAH300S2428/PT PAH300S2428/T PAH300S4812 PAH300S4812/PT PAH300S4812/T PAH300S4828 PAH300S4828/PT PAH300S4828/T PAH350S2428/PT PAH350S2428/T PAH350S2448 PAH350S2448/T PAH350S4812 PAH350S4812/PT PAH350S4812/T PAH350S4828/PT PAH350S4828/T PAH450S4828/T PAH450S4848 PAH450S4848/T PAH350S4828 PAH450S4828 PAH350S2428