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參數(shù)資料
| 型號(hào)： | SHM48T40010-PBC0 |
| 廠商： | POWER-ONE INC |
| 元件分類： | 電源模塊 |
| 英文描述： | 1-OUTPUT DC-DC REG PWR SUPPLY MODULE |
| 文件頁(yè)數(shù)： | 8/37頁(yè) |
| 文件大小： | 697K |
| 代理商： | SHM48T40010-PBC0 |
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SHM48 Series - 40A
Data Sheet
SHM48T40 Family DS Ver 2 03-24-03
USA Toll Free 866 WOW-didt
Page 16 of 37
Electrical Specifications: SHM48T40020 (2.0 Volts Out)
Conditions: TA=25C, Airflow=300 LFM (1.5 m/s), Vin=48 Vdc, Vout=2.0 Vdc unless otherwise specified.
PARAMETER
NOTES
MIN
TYP
MAX
UNITS
INPUT CHARACTERISTICS
Maximum Input Current
40 Adc, 2.0 Vdc Out @ 36 Vdc In
2.6
Adc
Input Stand-by Current
Vin = 48 V, converter disabled
3
mAdc
Input No Load Current (0 load on the output)
Vin = 48 V, converter enabled
40
mAdc
Input Reflected-Ripple Current
25MHz bandwidth
7.5
mAPK-PK
Input Voltage Ripple Rejection
120Hz
TBD
dB
OUTPUT CHARACTERISTICS
Output Voltage Set Point (no load)
-40C to 85C
1.98
2.000
2.02
Vdc
Output Regulation
Over Line
±2
±5
mV
Over Load
±2
±5
mV
Output Voltage Range
Over line, load and temperature
1.97
2.03
Vdc
Output Ripple and Noise - 25MHz bandwidth
Full load + 10 F tantalum + 1 F ceramic
30
50
mVPK-PK
External Load Capacitance
Plus full load (resistive)
40,000
F
Output Current Range
0
40
Adc
Current Limit Inception
Non-latching
44
48
52
Adc
Peak Short-Circuit Current
Non-latching. Short=10m.
44
50
60
A
RMS Short-Circuit Current
Non-latching
10
15
Arms
DYNAMIC RESPONSE
Load Change 25% of Iout Max, di/dt = 1 A/S
Co = 470 F tantalum + 1 F ceramic
150
mV
Setting Time to 1%
140
s
EFFICIENCY
100% Load
88
%
50% Load
90
%
Ambient Temperature [°C]
20
30
40
50
60
70
80
90
L
o
ad
Curr
ent
[
A
dc]
0
10
20
30
40
50
500 LFM (2.5 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
Fig. 2.0V.1: Available load current vs. ambient air temperature
and airflow rates for SHM48T40020 converter mounted verti-
cally with air flowing from pin 3 to pin 1, MOSFET temperature
≤ 120°C, Vin = 48 V.
Ambient Temperature [°C]
20
30
40
50
60
70
80
90
L
o
ad
Curr
ent
[
A
dc]
0
10
20
30
40
50
500 LFM (2.5 m/s)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
30 LFM (0.15 m/s)
Fig. 2.0V.2: Available load current vs. ambient air temperature
and airflow rates for SHM48T40020 converter mounted hori-
zontally with air flowing from pin 3 to pin 1, MOSFET tempera-
ture
≤ 120°C, Vin = 48 V.
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