RT8279 Ver la hoja de datos (PDF) - Richtek Technology
Número de pieza
componentes Descripción
Lista de partido
RT8279 Datasheet PDF : 14 Pages
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RT8279
Current Limit vs. Temperature
12
11
10
9
8
7
6
5
-50 -25
VIN = 12V
0
25 50 75 100 125
Temperature (°C)
Shutdown Current vs. Input Voltage
60
50
40
30
20
10
0
4
VEN = 0V
8 12 16 20 24 28 32 36
Input Voltage (V)
Quiescent Current vs. Temperature
1
0.9
0.8
0.7
0.6
0.5
VIN = 36V
VIN = 24V
0.4
VIN = 12V
0.3
0.2
0.1
0
-50 -25
0
25
50 75
Temperature (°C)
100 125
VOUT
(200mV/Div)
IOUT
(2A/Div)
Load Transient Response
Load Transient Response
VIN = 12V, VOUT = 5V, IOUT = 0.2A to 5A
Time (100μs/Div)
Switching
VOUT
(200mV/Div)
VOUT
(10mV/Div)
IOUT
(2A/Div)
VIN = 12V, VOUT = 5V, IOUT = 2.5A to 5A
Time (100μs/Div)
VSW
(10V/Div)
IL
(5A/Div)
VIN = 12V, VOUT = 5V, IOUT = 5A
Time (1μs/Div)
DS8279-01 December 2011
www.richtek.com
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