lt3460esc6-trpbf Linear Technology Corporation, lt3460esc6-trpbf Datasheet - Page 8

• Manufacturer Part Number: lt3460esc6-trpbf
• Description: 1.3 Mhz/650khz Step-up Dc/dc Converter In Sc70 And Thinsot
• Manufacturer: Linear Technology Corporation

LT3460/LT3460-1
TYPICAL APPLICATIONS
8
4.7μF
C1: TAIYO YUDEN X5R JMK212BJ475
C2: TAIYO YUDEN X5R EMK212BJ105
D1: CENTRAL SEMICONDUCTOR CMDSH2-3
L1: MURATA LQH32CN-220 OR EQUIVALENT
V
5V
4.7μF
C1: TAIYO YUDEN X5R JMK212BJ475
C2: TAIYO YUDEN X5R EMK212BJ105
D1: CENTRAL SEMICONDUCTOR CMDSH2-3
L1: MURATA LQH32CN-220 OR EQUIVALENT
IN
C1
3.3V
V
C1
IN
47nF
47k
CONTROL
SIGNAL
5V to 12V with Soft-Start Circuit
5V to 12V Step-Up Converter
SHDN
V
IN
SHDN
V
IN
LT3460
22μH
GND
L1
LT3460
22μH
GND
L1
SW
FB
SW
D1
FB
D1
I
100mV/DIV
LOAD
130k
15k
58mA
34mA
V
OUT
130k
15k
22pF
22pF
C2
1μF
16V
3460 TA03
V
12V
40mA
OUT
C2
1μF
16V
3460 TA02
V
12V
70mA
Load Step Response
OUT
100μs/DIV
100mA/DIV
CONTROL
SIGNAL
5V/DIV
2V/DIV
I
V
IN
0
85
80
75
70
65
60
55
0
3460 TA01b
Input Current and Output Voltage
10
LOAD CURRENT (mA)
Effi ciency
500μs/DIV
20
30
3460 TA03a
40
3460 TA02b
3460fb