PH-S Series
Simple function, 50 to 600W DC-DC converters
High Density
Wide Range Input
Output adjustment Capability
Remote On/Off
Fixed Switching Frequency
International Safety Approvals
Key Market Segments & Applications
Telecom
Custom Power Supplies
Point of Load
PH Features and Benefits
Feature
High density
Low component count
Fixed operating frequency
Variety of input voltages
Benefit
Smaller package size
High reliability Demonstrated 5 million hours MTBF
Easier system filtering
Systems can operate from different input voltages
Specifications
3.3V
ITEMS
Input range
Output Voltage Adj. Range
Line Regulation
Load Regulation
Ripple and Noise
Series Operation
Over Voltage Protection
Overload Protection
Remote On/Off
Remote Sensing
Parallel operation
Inverter Good signal
Thermal Protection
Cooling
Operating Temperature Range
Storage Temperature
Temperature Coefficient
Isolation
Isolation Resistance
Safety Agency Approval
Warranty
VDC
VDC
pk-pk
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
-
5V
12V
15V
24V
28V
48V
24V nom: 18-36, 48V nom: 36-76V, 110V nom: 82-185V, 280V nom: 200-400V
2.97~3.63 4.5~5.5 10.8~13.2 13.5~16.5 21.6~26.4 25.2~30.8 43.2~52.8
0.4% or 20mV (whichever is greater) over entire input range with constant load
0.8% or 40mV (whichever is greater) from no load to full load with constant input line
100mV
150mV
240mV
280mV
480mV
Possible - Refer to installation manual
150 - 180%
125 - 145%
Approximately 105 - 140%, automatic recovery
Low = ON, Open = OFF
PH100S, PH150S, PH300S, PH600S models
PH300S & PH600S only: Requires external circuitry
PH300S & PH600S only: Signal available for status of inverter
Internal sensing, self resetting
Conduction or forced air. See application notes for cooling and heatsink selection
Baseplate temperature -20°C to +85°C (100°C on PH300 & PH600).
-40°C start up possible with 30 minute warm up period
-40°C to +85°C (+100°C on PH300 & PH600)
0.02%/°C
Input to output: 3000VAC, Input to Baseplate: 2500VAC(1)
Output to Baseplate -100MOhm at 500VDC and 70%RH
UL1950, CSA234, EN60950 and CE Mark.
Two years
Note: See Installation Manual for full details, test methods of parameters and application notes
(1) PH300S48 models: Input to output 1.5kVAC, input to baseplate 1.5kVAC
3055 Del Sol Blvd • San Diego, CA 92154 • 1-800-LAMBDA-4
PH-S Series
Model Selector
Nominal
Output
Voltage (V)
3.3
3.3
3.3
3.3
3.3
3.3
5.0
5.0
5.0
5.0
5.0
5.0
12.0
12.0
12.0
12.0
12.0
12.0
15.0
15.0
15.0
15.0
15.0
15.0
24.0
24.0
24.0
24.0
24.0
24.0
28.0
28.0
28.0
28.0
28.0
28.0
48.0
48.0
Output
Current (A)
10.0
15.0
20.0
30.0
50.0
100.0
10.0
15.0
20.0
30.0
50.0
100.0
4.2
6.3
8.4
12.5
25.0
50.0
3.4
5.0
6.7
10.0
20.0
40.0
2.1
3.2
4.2
6.3
12.5
25.0
1.8
2.7
3.6
5.4
10.8
21.5
6.3
12.5
Output
Power (W)
33.0
49.5
66.0
99.0
165.0
330.0
50.0
75.0
100.0
150.0
250.0
500.0
50.0
75.0
100.0
150.0
300.0
600.0
50.0
75.0
100.0
150.0
300.0
600.0
50.0
75.0
100.0
150.0
300.0
600.0
50.0
75.0
100.0
150.0
302.0
602.0
302.0
600.0
24V input
-
-
-
-
-
-
PH50S24-5
-
-
-
-
-
PH50S24-12
-
-
-
-
-
PH50S24-15
-
-
-
-
-
PH50S24-24
-
-
-
-
-
PH50S24-28
-
-
-
-
-
-
-
48V input
PH50S48-3.3
PH75S48-3.3
PH100S48-3.3
PH150S48-3.3
PH300S48-3
-
PH50S48-5
PH75S48-5
PH100S48-5
PH150S48-5
PH300S48-5
-
PH50S48-12
PH75S48-12
PH100S48-12
PH150S48-12
PH300S48-12
-
PH50S48-15
PH75S48-15
PH100S48-15
PH150S48-15
PH300S48-15
-
PH50S48-24
PH75S48-24
PH100S48-24
PH150S48-24
PH300S48-24
-
PH50S48-28
PH75S48-28
PH100S48-28
PH150S48-28
PH300S48-28
-
PH300S48-48
-
110V input
-
-
-
-
-
-
PH50S110-5
PH75S110-5
-
PH150S110-5
-
-
PH50S110-12
PH75S110-12
-
PH150S110-12
-
-
PH50S110-15
PH75110-15
-
PH150S110-15
-
-
PH50S110-24
PH75S110-24
-
PH150S110-24
-
-
PH50S110-28
PH75S110-28
-
PH150S110-28
-
-
-
-
280V input
PH50S280-3.3
PH75S280-3.3
PH100S280-3.3
PH150S280-3.3
PH300S280-3
PH600S280-3
PH50S280-5
PH75S280-5
PH100S280-5
PH150S280-5
PH300S280-5
PH600S280-5
PH50S280-12
PH75S280-12
PH100S280-12
PH150S280-12
PH300S280-12
PH600S280-12
PH50S280-15
PH75S280-15
PH100S280-15
PH150S280-15
PH300S280-15
PH600S280-15
PH50S280-24
PH75S280-24
PH100S280-24
PH150S280-24
PH300S280-24
PH600S280-24
PH50S280-28
PH75S280-28
PH100S280-28
PH150S280-28
PH300S280-28
PH600S280-28
PH300S280-48
PH600S280-48
Pinout
Pin Description
-Vin
+Vin
+S
-S
+V
-V
IOG
TRIM
CNT
CS
Function
Negative Input Terminal
Positive Input Terminal
Positive Remote sense
Negative Remote sense
Positive Output Terminal
Negative Output Terminal
Inverter Good Signal
Output adjustment trim pin
On/Off Control Terminal
Current Monitor Signal
Other Lambda DC-DC Products
PH Full Function
PAQ, PAH, PAF
X
SX
50 - 300W, full function versions of PH
50 -600W quarter, half & full bricks
10 - 20W, 24 & 48V input DC-DC converters
Surface Mount 20W, 24 & 48 input
DC-DC converters
For Additional Information, please visit
www.lambdapower.com/products/ph-series-sf.htm
3055 Del Sol Blvd • San Diego, CA 92154 • 1-800-LAMBDA-4
Revision A3: Mar 2004
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