ltm8027 Linear Technology Corporation, ltm8027 Datasheet - Page 17

• Manufacturer Part Number: ltm8027
• Description: 60v, 4a Dc/dc ?module Regulator
• Manufacturer: Linear Technology Corporation

TYPICAL APPLICATIONS
20.5V TO 60V
4.5V TO 40V
V
V
IN
IN
*
3.3V V
4.7μF
10μF
15V V
2
2
*RUNNING VOLTAGE. SEE APPLICATIONS
INFORMATION FOR START-UP DETAILS
OUT
OUT
1M
1M
102k
40.2k
Step-Down Converter
Step-Down Converter
V
RUN
SS
SYNC
RT
V
RUN
SS
SYNC
RT
IN
IN
LTM8027
LTM8027
GND
GND
20V TO 48V
BIAS1
BIAS2
BIAS1
BIAS2
V
V
AUX
ADJ
AUX
ADJ
OUT
OUT
V
IN
–12V V
44.2k
301k
9V
4.7μF
2
OUT
3845 TA04
3845 TA02
22μF
Postitive-to-Negative Converter
100μF
V
15V
3.5A
4A SURGE
4
V
3.3V
4A
4
1M
48.7k
OUT
OUT
V
RUN
SS
SYNC
RT
IN
LTM8027
GND
26V TO 60V
7.5V TO 60V
BIAS1
BIAS2
V
AUX
ADJ
V
OUT
IN
V
IN
56.2k
4.7μF
2
18V V
4.7μF
5V V
3845 TA07
2
OUT
22μF
OUT
1M
31.6k
4
V
–12V
3A
1M
75k
OUT
Step-Down Converter
Step-Down Converter
V
RUN
SS
SYNC
RT
IN
V
RUN
SS
SYNC
RT
IN
LTM8027
LTM8027
GND
GND
BIAS1
BIAS2
V
AUX
BIAS1
BIAS2
ADJ
OUT
V
AUX
ADJ
OUT
LTM8027
36.5k
162k
9V
9V
3845 TA05
10μF
17
3845 TA03
V
18V
3A
4A SURGE
4
100μF
OUT
V
5V
4A
4
OUT
8027f