
PH
PH
B-310
・All specifications are subject to change without notice.
PH300S48 Specifications
PH300S48
0
20
40
60
80
100
−20 0 20 40 60 80 90 100
BaseplateTemperature(℃)
Load(%)
3.3,5V
12,15,24,28,48V
83
型名
Derating Curve
ITEMS/UNITS MODEL
PH300S48-3.3
PH300S48-5
PH300S48-12 PH300S48-15 PH300S48-24 PH300S48-28 PH300S48-48
Input Voltage Range V DC36 - 76
Efficiency (typ) (*1) %80 84 88
Current (typ) (*1) A 4.30 6.20 7.10 7.16
Output
Nominal Voltage V 3.3 5 12 15 24 28 48
Maximum Current A 50 25 20 12.5 10.8 6.3
Maximum Power W 165 250 300 302.4
Voltage Setting Accuracy (*1) % ±1
Maximum Line Regulation(*2)
mV 20 48 60 96 112 192
Maximum Load Regulation(*3)
mV 40 96 120 192 224 384
Temperature Coefficient 0.02%/℃
Maximum Ripple & Noise (0~+100℃)(*9)
mVp-p
100 150 240 280 480
Maximum Ripple & Noise (-20~0℃)(*9)
mVp-p
150 225 360 420 720
Voltage Adjustable Range(*10)
%+20,-10 ±10 +20,-10
Function
Over Current Protection (*4) 105 - 150%
Over Voltage Protection (*5) 140 - 170%125 - 145%
Remote Sensing (*8) Possible
Remote ON/OFF Control (*8) Possible (SHORT: ON OPEN: OFF)
Parallel Operation (*11) Applicable with CS signal
Series Operation (*8) Possible
I.O.G. Signal (*8) Built-in (Open collector output)
Environment
Operating Temperature (*6) ℃-20 to +100(Baseplate), Ambient temperature min -20
-20 to +100 : 100% -20 to +90 : 100% , +100 : 83%
Storage Temperature ℃-40 to + 100
Operating Humidity
%RH
30 - 95 (No dewdrop)
Storage Humidity
%RH
10 - 95 (No dewdrop)
Vibration At no operating, 10-55Hz (sweep for 1min)
Amplitude 0.825mm constant (maximum 49.0m/s²) X, Y, Z 1 h each
Shock 196.1m/s²
Cooling (*7) Conduction cooled
Isolation
Withstand Voltage Input-Baseplate : 1.5kVAC, Input-Output : 1.5kVAC(20mA) for 1min
Output-Baseplate : 500VDC for 1min
Isolation Resistance More than 100MΩat 25℃and 70%RH Output-Baseplate...500VDC
Standards
Safety Standards Approved by UL60950-1, CSA C22.2 No.60950-1, EN60950-1
Mechanical
Weight (typ) g 200
Size (W x H x D) mm 83 x 12.7 x 86 (Refer to outline drawing)
(*1) At 48VDC and maximum output current.
(Baseplate temprature = +25℃)
(*2) 36 - 76VDC, constant load.
(*3) No load - full load, constant input voltage.
(*4) Constant current limiting with automatic recovery.
(*5) Inverter shutdown method, manual reset with CNT signal.
(*6) Ratings - Refer to derating curve below.
- Load(%) is percent of maximum output current.
(*7) Heatsink has to be chosen according to instruction manual.
(*8) Refer to instruction manual.
(*9) External components are needed for operation.
(Refer to basic connection and instruction manual.)
(*10) At 48VDC Input. (Refer to instruction manual.)
(*11) External circuit is needed for operation.
(Refer to instruction manual.)