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ACT4524 Datasheet(PDF) 13 Page - Active-Semi, Inc

Part # ACT4524
Description  40V/3.5A Buck Converter with Dual Output and Separated Over Current Protection
PDF  16 Pages
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Manufacturer  ACTIVE-SEMI [Active-Semi, Inc]
Direct Link  http://www.active-semi.com
Logo ACTIVE-SEMI - Active-Semi, Inc

ACT4524 Datasheet(HTML) 13 Page - Active-Semi, Inc

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ACT4524
Rev 0, 28-Jul-15
Innovative Power
TM
- 13 -
www.active-semi.com
Copyright © 2015 Active-Semi, Inc.
2700
2670
2640
2610
2580
2550
2730
Temperature (°C)
-20
10
40
70
100
130
160
Output1 Current vs. Temperature
VOUT = 5.1V
VIN = 12V
IOUT= 2.65A
TYPICAL PERFORMANCE CHARACTERISTICS
(Schematic as show in Figure 1, Ta = 25°C, unless otherwise specified)
1290
1260
1230
1200
1170
1140
1320
Temperature (°C)
-20
10
40
70
100
130
160
Output2 Current vs. Temperature
VOUT = 5.1V
VIN = 12V
IOUT = 1.2A
Start up into CC Mode
VOUT = 5.1V
RLORD = 1.5Ω
IOUT1 = 2.65A
VIN = 12V
CH1: VOUT, 2V/div
CH2: IOUT, 1A/div
TIME: 400µs/div
CH1
CH2
Start up into CC Mode
VOUT = 5.1V
RLORD = 2.5Ω
IOUT2 = 1.2A
VIN = 12V
CH1: VOUT, 2V/div
CH2: IOUT, 1A/div
TIME: 400µs/div
CH1
CH2
CH1
CH2
CH3
Input Surge Test
CH1: VIN, 20V/div
CH2: VOUT, 2V/div
CH3: IOUT, 2A/div
TIME: 100ms/div
CH1
CH2
CH3
CH4
Start up with CC load
VIN = 12V
IOUT = 3.6A
CH1: VIN, 5V/div
CH2: VOUT, 2V/div
CH3: IL, 5A/div
CH4: SW, 10V/div
TIME: 1ms//div
VIN = 12V
Vout=5.1V
IOUT = 3.4A



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