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ACT4513 Datasheet(PDF) 12 Page - Active-Semi, Inc

Part # ACT4513
Description  Wide-Input Sensorless CC/CV Step-Down DC/DC Converter
PDF  15 Pages
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Manufacturer  ACTIVE-SEMI [Active-Semi, Inc]
Direct Link  http://www.active-semi.com
Logo ACTIVE-SEMI - Active-Semi, Inc

ACT4513 Datasheet(HTML) 12 Page - Active-Semi, Inc

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ACT4513
Rev 6, 29-Jul-11
Active-Semi
Innovative Power
TM
- 12 -
www.active-semi.com
Copyright © 2011 Active-Semi, Inc.
TYPICAL PERFORMANCE CHARACTERISTICS CONT’D
Start up into CC mode
SW vs. Output Voltage Ripples
Start up into CC mode
VOUT = 5V
RLORD = 1.5Ω
IISET = 2A
VIN = 12V
CH1: VOUT, 2V/div
CH2: IOUT, 1A/div
TIME: 200µs/div
CH1: VOUT, 2V/div
CH2: IOUT, 1A/div
TIME: 200µs/div
VIN = 12V
VOUT = 5V
IOUT = 2A
CH1
CH2
CH1: VOUT Ripple, 20mV/div
CH2: SW, 5V/div
TIME: 2µs/div
VOUT = 5V
RLORD = 1.5Ω
IISET = 2A
VIN = 24V
CH1
CH2
CH1
CH2
(L = 33µH, CIN = 10µF, COUT = 47µF, Ta = 25℃, RCOMP = 8.2k, CCOMP1 = 2.2nF, CCOMP2 = NC)
Shutdown Current vs. Input Voltage
130
120
110
100
90
80
70
Input Voltage (V)
10
15
20
25
30
35
40
Standby Current vs. Input Voltage
3.6
3.2
2.8
2.4
2
1.6
1.2
0.8
0.4
0
Input Voltage (V)
0
4
8
12
16
20
24
28
32
36
40
Reverse Leakage Current (VIN Floating)
160
120
80
40
0
VOUT (V)
0
1
2
3
4
5



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