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BQ57120EZB38 Datasheet(PDF) 3 Page - SynQor Worldwide Headquarters

Part No. BQ57120EZB38
Description  Output over-voltage protection
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Maker  SYNQOR [SynQor Worldwide Headquarters]
Homepage  http://www.synqor.com
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BQ57120EZB38 Datasheet(HTML) 3 Page - SynQor Worldwide Headquarters

 
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Product # BQ57120EZB38
Phone 1-888-567-9596
www.synqor.com
Doc.# 005-0006442 Rev. D
02/17/16
Page 3
Technical Specification
Input:
40-65V
Output:
12.0V
Current:
38A
Package:
Eighth-brick
Electrical Characteristics
BQ57120EZB38 Electrical Characteristics
Ta = 25 °C, airflow rate = 300 LFM, Vin = 48V dc unless otherwise noted; full operating temperature range is -40 °C to +100 °C base plate temperature
with appropriate power derating. Specifications subject to change without notice.
Parameter
Min.
Typ.
Max.
Units Notes & Conditions
ABSOLUTE MAXIMUM RATINGS
Input Voltage
Non-Operating
-1
75
V
Continuous
Operating
40
65
V
Continuous
Isolation Voltage
Input to Output
2000
V
Operating Temperature
-40
100
°C
Storage Temperature
-45
125
°C
Voltage at ON/OFF input pin
-2
18
V
INPUT CHARACTERISTICS
Operating Input Voltage Range
40
48
65
V
Input Under-Voltage Lockout
Turn-On Voltage Threshold
37.0
V
Turn-Off Voltage Threshold
34.5
V
Lockout Voltage Hysteresis
2.5
V
Input Over-Voltage Shutdown
V
Turn-On Voltage Threshold
66.5
67.5
V
Turn-Off Voltage Threshold
69
69.9
V
Maximum Input Current
10.1
A
Vin = 40 V
No-Load Input Current
130
mA
Disabled Input Current
8.5
12.0
mA
Input Reflected-Ripple Current
10
20
mA
RMS through 10µH inductor
Input Terminal-Ripple Current
375
mA
RMS, full load
Recommended Input Fuse (see Note 1)
20
A
Fast blow external fuse recommended
Recommended External Input Capacitance
47
µF
Typical ESR 0.1-0.2 Ω
Input Filter Component Values (C)
9.4
µF
Internal value; see Note 4
OUTPUT CHARACTERISTICS
Output Voltage Set Point
11.95
V
Vin = 48 V; Io = 0 A
Output Voltage Regulation
Over Line
52.1\6.25
%\V
Over Load
4.2\500
%\mV
Over Temperature
1.7\200
%\mV
Total Output Voltage Range
9.300
16.250
V
Over sample, line, load, temperature & life
Output Voltage Ripple and Noise
20 MHz bandwidth; see Note 2
Peak-to-Peak
90
150
mV
Full load
RMS
25
mV
Full load
Operating Output Current Range
0
38
A
Subject to thermal derating
Output DC Current-Limit Inception
52
A
Output Voltage 10% Low; see Note 4
Output DC Current-Limit Shutdown Voltage
8
V
Back-Drive Current Limit while Disabled
10
mA
Negative current drawn from output
Maximum Output Capacitance
5,000
µF
12.0 Vout at 20 A Resistive Load
EFFICIENCY
100% Load
96.7
%
50% Load
96.7
%


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