LT1173CN8PBF LINEAR TECH, LT1173CN8PBF Datasheet - Page 15

• Manufacturer Part Number: LT1173CN8PBF
• Manufacturer: LINEAR TECH

TYPICAL
*TOKO 262LYF-0100K
A
PPLICATI
3V
7V-24V
V
5V-12V
IN
* L1 = GOWANDA GT10-101
V
IN
OPERATE STANDBY
GND
GND
V
I
LIM
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
IN
LT1173
GND
V
LT1173
0.22
O
IN
LT1173
High Power, Low Quiescent Current Step-Down Converter
0.22
U
SW2
SW2
I
LIM
V
SW1
IN
SW1
S
Voltage Controlled Positive-to-Negative Converter
SW2
FB
I
1N5818
FB
LIM
SW1
470 H
FB
1N5818
L1*
2 Cell Powered Neon Light Flasher
100
1/2W
150
1.3M
18V
1W
1N4148
0.02 F
220
MJE210
2k
0.02 F
1N4148
40.2k
LT1006
V
1N4148
IN
2N3904
100M
–
+
MTM20P08
* L1 = GOWANDA GT10-100
EFFICIENCY 80% FOR 10mA I
STANDBY I
51
200k
50 H, 2.5A
1N5820
1N4148
L1*
Q
39k
150 A
121k
1N5820
25 H, 2A
+
L1*
100 F
0.02 F
95V REGULATED
3.3M
+
–V
2W MAXIMUM OUTPUT
V
C
OUT
(0V TO 5V)
470 F
LOAD
= –5.13 • V
0.68 F
200V
LT1173 • TA25
500mA
LT1173 • TA26
C
5V
500mA
NE-2
BLINKS AT
0.5Hz
LT1173 • TA27
LT1173
15