(1) See options table.
General: See Installation Manual for full details, test methods of parameters and application notes
MODELS 2.5V 3.3V 5V 12V 15V 24V 28V 48V
ITEMS
Efficiency (Typ) % 75-76 79-80 83-84 85-86 86-88 88
Input Voltage range VDC 36-76
Output Voltage Accuracy % ±1.6
Max Ripple & Noise mV 150 200 280 250
Max Line Regulation mV 10 24 30 48 56 96
Max Load Regulation mV 10 24 30 48 56 96
Overcurrent Protection A 105 - 150% automatic recovery
Overvoltage Protection (1) % 120-160 120-140 125-145 135-155
Remote Sense - Yes
Remote On/Off - Standard; Low = ON, Open = OFF /P option; Low = OFF, Open = ON)
Operating Temperature - -40ºC to +100ºC baseplate
Overtemperature - Shutdown between 105 - 130ºC, Auto restart
Cooling - Conduction (See Installation Manual for heatsink selection)
Isolation Voltage V Input - Baseplate 1500VAC, Input - Output 1500VAC, Output-Baseplate 500VDC
Shock - 196.1m/s2
Vibration - Non Operating, 10-55Hz (sweep for 1 min.)
Amplitude - 0.825mm constant (Max 49 m/s2) X,Y,Z 1 hour each
Safety Agency Approvals - UL1950, CSA950, EN60950, CE LVD
Weight (Typ) g 80
Size (WxHxD) in(mm) 2.28x0.5x2.4 (57.9x12.7x61) See outline drawing
Warranty - 2 Years
PAH Series
3055 Del Sol Blvd • San Diego, CA 92154 • 1-800-LAMBDA-4
Wide adjustment range Reduces need for custom modules
Zero Pre-load Eliminates heat dissipation in system
ASIC Design Reduced component count, increased MTBF
No potting materials Lower weight
Feature Benefit
Central Office: ATM, Sonet, DSL, ISDN, Frame relay
Broadband: Switching Equipment, Routers
Wireless/Cellular: Micro Cells (larger in size/10 sq. mi.)
Pico Cells (smaller in size/1 to 2 sq. mi.)
Remote Electronics: Fixed Local Loop, Fiber Optic
Transmission, Microwave Transmission,
Wireless Local Loop
Customer Premise: PBX, PABX, Datacomm, Voice Systems,
Video Conferencing
Industry Standard Footprint & Pinouts
12V output for driving non-isolated converters
Safety Approved
Full power at 100ºC baseplate
Wide Adjustable Output Range
Key Market Segments & Applications
PAH Features and Benefits
Specifications
48V Input Half brick DC-DC Converters
PAH Series
3055 Del Sol Blvd • San Diego, CA 92154 • 1-800-LAMBDA-4
Outline Drawing
Other Lambda DC-DC Products
-Vin Negative Input Terminal
+Vin Positive Input Terminal
Case Baseplate Terminal
CNT On / Off Control terminal
+V Positive Output Terminal
-V Negative Output Terminal
TRIM Output adjustment Trim pin
+S Positive Remote sense
-S Negative Remote sense
PAF500F 500W 24V & 48V input Full Brick
PAF600F48 600W 48V Full Brick
PAH75D Dual output Half Bricks
PAH200H High Efficiency Half Brick
PAQ Quarter brick DC-DC
PS 1.5-10W, 5,12,24,48VDC Input DC-DC converters
PX 10-40W, 12,24,48VDC Input DC-DC converters
SX20 20W surface mount DC-DC
X 10, 15, 20W 24V & 48VDC Input DC-DC converters
Pin Description Function
Pinout
- Negative Manual Reset
/P Positive Manual Reset
/V* Negative Auto Reset
/PV Positive Auto Reset
* Standard US Stock Item.
Options
ON/OFF
Suffix Control Overvoltage
Revision A3: Sept 2004
For Additional Information, please visit
www.lambdapower.com/products/pah-series.htm
PAH50S48-2.5 2.5 2.25 - 2.75 11.70 29.3
PAH75S48-2.5 2.5 2.25 - 2.75 17.50 43.8
PAH100S48-2.5 2.5 2.25 - 2.75 23.40 58.5
PAH150S48-2.5 2.5 2.25 - 2.75 35.00 87.5
PAH50S48-3.3 3.3 2.97 - 3.63 11.70 38.6
PAH75S48-3.3 3.3 2.97 - 3.63 17.50 57.8
PAH100S48-3.3 3.3 2.97 - 3.63 23.40 77.2
PAH150S48-3.3 3.3 2.97 - 3.63 35.00 115.5
PAH50S48-5 5.0 3.0 - 5.75 10.00 50.0
PAH75S48-5 5.0 3.0 - 5.75 15.00 75.0
PAH100S48-5 5.0 3.0 - 5.75 20.00 100.0
PAH150S48-5 5.0 3.0 - 5.75 30.00 150.0
PAH50S48-12 12.0 7.2 - 13.2 4.20 50.4
PAH75S48-12 12.0 7.2 - 13.2 6.30 75.6
PAH100S48-12 12.0 7.2 - 13.2 8.40 100.8
PAH150S48-12 12.0 7.2 - 13.2 12.50 150.0
PAH200S48-12 12.0 7.2 - 13.2 16.70 200.4
PAH50S48-15 15.0 9.0 - 16.5 3.40 51.0
PAH75S48-15 15.0 9.0 - 16.5 5.00 75.0
PAH100S48-15 15.0 9.0 - 16.5 6.70 100.5
PAH150S48-15 15.0 9.0 - 16.5 10.00 150.0
PAH200S48-15 15.0 9.0 - 16.5 13.40 201.0
PAH50S48-24 24.0 14.4 - 26.4 2.10 50.4
PAH75S48-24 24.0 14.4 - 26.4 3.20 76.8
PAH100S48-24 24.0 14.4 - 26.4 4.20 100.8
PAH150S48-24 24.0 14.4 - 26.4 6.30 151.2
PAH200S48-24 24.0 14.4 - 26.4 8.40 201.6
PAH50S48-28 28.0 16.8 - 30.8 1.80 50.4
PAH75S48-28 28.0 16.8 - 30.8 2.70 75.6
PAH100S48-28 28.0 16.8 - 30.8 3.60 100.8
PAH150S48-28 28.0 16.8 - 30.8 5.40 151.2
PAH200S48-28 28.0 16.8 - 30.8 7.20 201.6
PAH150S48-48 48.0 38.4 - 57.6 3.20 153.6
Model Output Output Maximum
Name Voltage Adjustment Current Power
Model Selector
