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BQ57120EZB38 Datasheet(PDF) 6 Page - SynQor Worldwide Headquarters

Part No. BQ57120EZB38
Description  Output over-voltage protection
Download  13 Pages
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Maker  SYNQOR [SynQor Worldwide Headquarters]
Homepage  http://www.synqor.com
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BQ57120EZB38 Datasheet(HTML) 6 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 6
Input:
40-65V
Output:
12.0V
Current:
38A
Package:
Eighth-brick
0
5
10
15
20
0
10
20
30
40
Load Current (A)
40 Vin
48 Vin
65 Vin
60
65
70
75
80
85
90
95
100
0
10
20
30
40
Load Current (A)
40 Vin
48 Vin
65 Vin
95.0
95.5
96.0
96.5
97.0
97.5
98.0
100
200
300
400
Air Flow (LFM)
25º C
40º C
55º C
Semiconductor junction temperature is
within 1°C of surface temperature
7
8
9
10
11
100
200
300
400
Air Flow (LFM)
25º C
40º C
55º C
0
5
10
15
20
25
30
35
40
25
40
50
60
70
85
Ambient Air Temperature (ºC)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
0
100
200
300
400
500
25
40
50
60
70
85
Ambient Air Temperature (ºC)
400 LFM (2.0 m/s)
300 LFM (1.5 m/s)
200 LFM (1.0 m/s)
100 LFM (0.5 m/s)
Figure 1: Efficiency at nominal output voltage vs. load current for minimum,
nominal, and maximum input voltage at 25°C.
Figure 2: Efficiency at nominal output voltage and 60% rated power vs. airflow
rate for ambient air temperatures of 25°C, 40°C, and 55°C (nominal input
voltage).
Figure 3: Power dissipation at nominal output voltage vs. load current for
minimum, nominal, and maximum input voltage at 25°C.
Figure 4: Power dissipation at nominal output voltage and 60% rated power
vs. airflow rate for ambient air temperatures of 25°C, 40°C, and 55°C (nominal
input voltage).
Figure 5: Maximum output current derating curve vs. ambient air temperature
(with baseplate only) at different airflow rates with air flowing from output to
input (nominal input voltage).
Figure 6: Maximum output power derating curve vs. ambient air temperature
(with baseplate only) at different airflow rates with air flowing from output to
input (nominal input voltage).
Technical Figures
Technical Figures


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