LT1111 LINER [Linear Technology], LT1111 Datasheet - Page 14

• Manufacturer Part Number: LT1111
• Description: Micropower DC/DC Converter Adjustable and Fixed 5V, 12V
• Manufacturer: LINER [Linear Technology]

LT11 11
14
BATTERY
TYPICAL
* L1 = SUMIDA CD54-150K
9V
GND
I
LIM
A
9V to 5V Step-Down Converter
LT1111-5
100
PPLICATI
SENSE
SW2
V
IN
SW1
MBRS130T3
15 H
2
L1*
CELLS
* L1 = SUMIDA CD54-270K
FOR 5V INPUT CHANGE R1 TO 47 .
CONVERTER WILL DELIVER –22V AT 40mA.
1.5V
O
+
U
S
3V
22 F
GND
I
LIM
5V OUTPUT
150mA AT 9V INPUT
50mA AT 6.5V INPUT
R1
100
LT1111
3V to – 22V LCD Bias Generator
SW2
V
LT1111 • TA04
IN
SW1
MBRS130T3
FB
27 H
L1*
+
4.7 F
1N4148
12V TO 28V
MBRS130T3
* L1 = SUMIDA CD74-680M
V
IN
+
20V to 5V Step-Down Converter
732k
1%
39.2k
1%
22 F
GND
I
LIM
LT1111-5
100
220k
SW2
0.1 F
SENSE
V
IN
SW1
–22V OUTPUT
7mA AT 2V INPUT
MBRS130T3
68 H
L1*
LT1111 • TA03
+
47 F
5V OUTPUT
300mA
LT1111 • TA06