LT1110 Linear Technology, LT1110 Datasheet - Page 14

• Manufacturer Part Number: LT1110
• Description: Micropower DC-DC Converter Adjustable and Fixed 5V/ 12V
• Manufacturer: Linear Technology

14
LT1110
TYPICAL
A
PPLICATI
*
•
•
•
ADJUST R1 FOR CHANGE IN LASER OUTPUT POWER
TOKO 262LYF-0076M
LASER DIODE CASE COMMON TO + BATTERY TERMINAL
170mA CURRENT DRAIN FROM 1.5V CELL (50mA DIODE)
NO OVERSHOOT
1.5V
±10%
+5V
1
0
= PROGRAM
= SHUTDOWN
1N4148
22nF
O
U
+
8
6
4.7k
S
22 F
AO
FB
10k
GND
5
I
LIM
MMBT4403
2N3906
1
LT1110
MMBF170
1.5V Powered Laser Diode Driver
1.5V Powered Laser Diode Driver
1k
Flash Memory V
V
SW2
4
IN
SW1
2
SET
*L1= SUMIDA CD105-470M
All Surface Mount
GND
3
7
LT1110CS8-12
I
LIM
220
10
1k*
R1
47 H
L1*
V
SENSE
SW2
IN
PP
SW1
MJE210
Generator
L1
2.2 H
1N5818
+
MBRS12OT3
C1
100 F
OS-CON
+
0.22 F
CERAMIC
47 F
20V
LT1110 • TA18
V
12V
120MA
PP
2
TOLD-9211
TOSHIBA
LT1110 • TA13