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参数资料
| 型号： | SSQE48T20033-PABNG |
| 厂商： | Power-One |
| 文件页数： | 3/12页 |
| 文件大小： | 0K |
| 描述： | DC/DC SIXTEENTH BRICK |
| 标准包装： | 98 |
| 系列： | * |
SSQE48T20033 DC-DC Converter
36-75 VDC Input; 3.3 VDC, 20 A Output
Data Sheet
Electrical Specifications (continued)
Conditions: T A = 25 oC, Airflow = 300 LFM (1.5 m/s), Vin = 48 VDC, Cin=33 μF, unless otherwise specified.
Parameter
Notes
Min
Typ
Max
Units
Input Characteristics
Operating Input Voltage Range
36
48
75
VDC
Input Under-voltage Lockout
Turn-on Threshold
Turn-off Threshold
33
31
34
32
35
33
VDC
VDC
Input Voltage Transient
Maximum Input Current
Input Stand-by Current
Input No Load Current (0 load on the output)
100 ms
V IN = 36VDC , I OUT =20ADC
Vin = 48V, converter disabled
Vin = 48V, converter enabled
10
43
100
2.1
VDC
ADC
mA
mA
Input Reflected-Ripple Current,
Input Voltage Ripple Rejection
i s
Vin = 48V, 25 MHz bandwidth
120 Hz
10
60
20
mA PK-PK
dB
Output Characteristics
External Load Capacitance
Plus full resistive load
20,000
μF
Output Current Range
3.3 VDC
0
20
ADC
Current Limit Inception
Non-latching, for 3.3 VDC
21
25
28
ADC
Peak Short-Circuit Current
RMS Short-Circuit Current
Output Voltage Setpoint Accuracy (no load)
Non-latching, Short = 10 m ?
Non-latching
-1.5
28
6
+1.5
A
Arms
%V OUT
Output Regulation
Over Line
Over Load
±2
±2
±5
±5
mV
mV
Overall Output Voltage Regulation
Over line, load and temperature
2
-2.5
+2.5
%Vout
Output Ripple and Noise – 25 MHz bandwidth
Full load + 10 μF tantalum + 1 μF
ceramic
70
mV PK-PK
Dynamic Response
Load Change 50%-75%-50% of Iout Max,
di/dt = 0.1 A/μ s
Settling Time to 1% of Vout
Load Change 50%-75%-50% of Iout Max ,
di/dt = 5 A/μ s
Settling Time to 1% of Vout
Co = 1 μF ceramic + 10 uF tantalum
Figure 8
Co = 470 μF POS + 1 μF ceramic
Figure 9
30
40
100
40
mV
μs
mV
μs
Efficiency
100% Load
50% Load
V OUT = 3.3 VDC
V OUT = 3.3 VDC
91
91
%
%
Additional Notes:
2
Operating ambient temperature range is -40 oC to 85 oC
ZD-02087 Rev. 2.0
www.power-one.com
Page 3 of 12
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