LT3460(2003) Ver la hoja de datos (PDF) - Linear Technology
Número de pieza
componentes Descripción
Fabricante
LT3460 Datasheet PDF : 12 Pages
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TYPICAL APPLICATIO S
5V to 12V Step-Up Converter
L1
22µH
D1
VIN
5V
5
1
C1
4.7µF
VIN
SW
130k
22pF
LT3460
4
SHDN SHDN
3
FB
GND
15k
2
C1: TAIYO YUDEN X5R JMK212BJ475
C2: TAIYO YUDEN X5R EMK212BJ105
D1: CENTRAL SEMICONDUCTOR CMDSH2-3
L1: MURATA LQH32CN-220 OR EQUIVALENT
VOUT
12V
70mA
C2
1µF
3460 TA01
Load Step Response
LT3460
Efficiency
90
85
80
75
70
65
60
0
20
40
60
LOAD CURRENT (mA)
80
3460 TA01a
VOUT
100mV/DIV
58mA
ILOAD
34mA
100µs/DIV
3460 TA01b
VIN
5V
C1
4.7µF
5V to 12V with Soft-Start Circuit
L1
22µH
D1
CONTROL
SIGNAL
47k
VIN
SW
LT3460
SHDN
FB
47nF
GND
130k
22pF
15k
VOUT
12V
70mA
C2
1µF
16V
C1: TAIYO YUDEN X5R JMK212BJ475
C2: TAIYO YUDEN X5R EMK212BJ105
D1: CENTRAL SEMICONDUCTOR CMDSH2-3
L1: MURATA LQH32CN-220 OR EQUIVALENT
3460 TA02
Input Current and Output Voltage
IIN
100mA/DIV
VO
5V/DIV
CONTROL
SIGNAL
2V/DIV
500µs/DIV
3460 TA02b
3460f
7
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