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RT8494GS Datasheet(PDF) 8 Page - Richtek Technology Corporation

Part # RT8494GS
Description  High Voltage High Current LED Driver Controller
PDF  17 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
Manufacturer  RICHTEK [Richtek Technology Corporation]
Direct Link  http://www.richtek.com
Logo RICHTEK - Richtek Technology Corporation

RT8494GS Datasheet(HTML) 8 Page - Richtek Technology Corporation

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RT8494
8
DS8494-01 November 2015
www.richtek.com
©
Copyright 2015 Richtek Technology Corporation. All rights reserved.
is a registered trademark of Richtek Technology Corporation.
Typical Operating Characteristics
Switching Frequency vs. Input Voltage
300
320
340
360
380
400
4
8
12
16
20
24
28
32
36
Input Voltage (V)
Efficiency vs. Input Voltage
70
75
80
85
90
95
100
12
15
18
21
24
27
30
Input Voltage (V)
VOUT = 40V, IOUT = 410mA, L = 22
μH
Boost
Efficiency vs. Input Voltage
70
75
80
85
90
95
100
12
15
18
21
24
27
30
Input Voltage (V)
Buck
− Boost
VOUT = 20V, IOUT = 410mA, L = 22
μH
Efficiency vs. Input Voltage
70
75
80
85
90
95
100
12
15
18
21
24
27
30
Input Voltage (V)
Buck
VOUT = 10V, IOUT = 410mA, L = 22
μH
Supply Current vs. Input Voltage
0
1
2
3
4
5
6
7
8
9
10
4
8
12
16
20
24
28
32
36
Input Voltage (V)
VIN = 4.5V to 36V
Shutdown Current vs. Input Voltage
0
2
4
6
8
10
12
14
16
18
20
4
8
12
16
20
24
28
32
36
Input Voltage (V)
VIN = 4.5V to 36V, VEN = 0V



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