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参数资料
| 型号： | QM48T40010-PBA0 |
| 厂商： | POWER-ONE INC |
| 元件分类： | 电源模块 |
| 英文描述： | 1-OUTPUT 132 W DC-DC REG PWR SUPPLY MODULE |
| 封装： | ROHS COMPLIANT, QUARTER BRICK PACKAGE-8 |
| 文件页数： | 38/38页 |
| 文件大小： | 608K |
| 代理商： | QM48T40010-PBA0 |
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MCD10048 Rev. 1.0
Page 9 of 38
www.power-one.com
QM48T40 DC-DC Converter Data Sheet
36-75 VDC Input; 1.0-3.3 VDC @ 40 A Output
Electrical Specifications: QM48T40033 (3.3 Volts Out)
Conditions: TA = 25 C, Airflow = 300 LFM (1.5 m/s), Vin = 48 VDC, Vout = 3.3 VDC unless otherwise specified.
Parameter
Notes
Min
Typ
Max
Units
Input Characteristics
Maximum Input Current
40 ADC, 3.3 VDC Out @ 36 VDC In
4.1
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
63
mADC
Input Reflected-Ripple Current
25 MHz bandwidth
7.5
mAPK-PK
Input Voltage Ripple Rejection
120 Hz
TBD
dB
Output Characteristics
Output Voltage Set Point (no load)
-40 C to 85 C
3.267
3.300
3.333
VDC
Output Regulation
Over Line
±2
±5
mV
Over Load
±2
±5
mV
Output Voltage Range
Over line, load and temperature
3.250
3.350
VDC
Output Ripple and Noise – 25 MHz bandwidth
Full load + 10 μF tantalum + 1 μF ceramic
30
50
mVPK-PK
External Load Capacitance
Plus full load (resistive)
40,000
μF
Output Current Range
0
40
ADC
Current Limit Inception
Non-latching
42
47
52
ADC
Peak Short-Circuit Current
Non-latching, Short = 10 m
50
60
A
RMS Short-Circuit Current
Non-latching
10
15
Arms
Dynamic Response
Load Change 25% of Iout Max, di/dt = 1 A/μs
Co = 470 μF tantalum + 1 μF ceramic
120
mV
Setting Time to 1%
80
s
Efficiency
100% Load
90.5
%
50% Load
92.5
%
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)
NC - 30 LFM (0.15 m/s)
Fig. 3.3V.1: Available load current vs. ambient air temperature
and airflow rates for QM48T40033 converter with B height pins
mounted vertically with air flowing from pin 3 to pin 1, MOSFET
temperature
≤ 120 °C, Vin = 48 V.
Note: NC – Natural convection
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)
NC - 30 LFM (0.15 m/s)
Fig. 3.3V.2: Available load current vs. ambient air temperature
and airflow rates for QM48T40033 converter with B height pins
mounted horizontally with air flowing from pin 3 to pin 1,
MOSFET temperature
≤ 120 °C, Vin = 48 V.
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相关代理商/技术参数 |
参数描述 |
|---|---|
| QM48T40010-PBA0G | 制造商:Power-One 功能描述:DC/DC PS SGL-OUT 1V 40A 132W 8PIN - Bulk |
| QM48T40010-PBAP | 制造商:Power-One 功能描述:DC/DC PS SGL-OUT 1V 40A 132W 8PIN - Bulk |
| QM48T40010-PBAPG | 制造商:Power-One 功能描述:DC/DC PS SGL-OUT 1V 40A 132W 8PIN - Bulk |
| QM48T40010-PBB0 | 制造商:Power-One 功能描述:DC/DC PS SGL-OUT 1V 40A 132W 8PIN - Bulk |
| QM48T40010-PBB0G | 制造商:Power-One 功能描述:DC/DC PS SGL-OUT 1V 40A 132W 8PIN - Bulk |
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