参数资料
型号: SQ48S04120-NS00
厂商: Power-One
文件页数: 2/64页
文件大小: 0K
描述: DC/DC EIGHTH BRICK
标准包装: 175
系列: *

SQ48 DC-DC Series Data Sheet
36-75 VDC Input; 1.0-12 VDC Output
Electrical Specifications (common for all versions)
Conditions: T A = 25 oC, Airflow = 300 LFM (1.5 m/s), Vin = 48 VDC, All output voltages, unless otherwise specified.
Parameter
Notes
Min
Typ
Max
Units
Absolute Maximum Ratings
Input Voltage
Operating Ambient Temperature
Storage Temperature
Continuous
0
-40
-55
80
85
125
VDC
°C
°C
Input Characteristics
Operating Input Voltage Range
36
48
75
VDC
Input Undervoltage Lockout
Non-latching
Turn-on Threshold
Turn-off Threshold
Input Voltage Transient
100 ms
33
31
34
32
35
33
100
VDC
VDC
VDC
Isolation Characteristics
I/O Isolation
2000
VDC
Isolation Capacitance
1.0 - 3.3 V
160
pF
Isolation Resistance
Feature Characteristics
Switching Frequency
5.0 - 6.0 V
8.0 - 12 V
10
260
230
415
pF
pF
M ?
kHz
Output Voltage Trim Range
Remote Sense Compensation
1
1
Industry-std. equations (1.5 - 12V)
Use trim equation on Page 4 (1.0 -1.2 V)
Percent of V OUT ( NOM )
-20
-10
+10
+10
+10
%
%
%
Output Overvoltage Protection
Auto-Restart Period
Turn-On Time
Non-latching (1.5 - 12 V)
Non-latching (1.0 - 1.2 V)
Applies to all protection features
See Figs. F, G and H
117
124
122
132
100
4
127
140
%
%
ms
ms
ON/OFF Control (Positive Logic)
Converter Off (logic low)
Converter On (logic high)
-20
2.4
0.8
20
VDC
VDC
ON/OFF Control (Negative Logic)
Converter Off (logic high)
Converter On (logic low)
2.4
-20
20
0.8
VDC
VDC
Vout can be increased up to 10% via the sense leads or up to 10% via the trim function. However, the total output voltage trim from all
Additional Notes:
1
sources should not exceed 10% of V OUT ( NOM ), in order to ensure specified operation of overvoltage protection circuitry.
Rev6 11-Apr-2011
Page 2 of 64
www.power-one.com
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