LT1173CS8 View Datasheet(PDF) - Linear Technology
Part Name
Description
MFG CO.
'LT1173CS8' PDF : 16 Pages View PDF
LT1173
TYPICAL APPLICATI S
3V to 5V Step-Up Converter
L1*
100 µ H
2 X 1.5V
CELLS
ILIM
V IN
SW1
LT1173-5
SENSE
GND
SW2
1N5818
5V OUTPUT
150mA AT 3V INPUT
+
60mA AT 2V INPUT
100µ F
* L1 = GOWANDA GA10-103K
COILTRONICS CTX100-1 (SURFACE MOUNT)
LT1173 • TA17
9V to 5V Step-Down Converter
9V
BATTERY
100Ω
ILIM
V IN
SW1
LT1173-5
SENSE
GND
SW2 L1*
47µH
+
1N5818
100µ F
5V OUTPUT
150mA AT 9V INPUT
50mA AT 6.5V INPUT
* L1 = GOWANDA GA10-472K
COILTRONICS CTX50-1
FOR HIGHER OUTPUT CURRENTS SEE LT1073 DATASHEET
LT1173 • TA18
+VIN
5V INPUT
+
22µF
+5V to –5V Converter
100Ω
ILIM
V IN
SW1
LT1173-5
SENSE
GND
SW2
L1*
100µH
1N5818
+
100µ F
* L1= GOWANDA GA10-103K
COILTRONICS CTX100-1
–5V OUTPUT
75mA
LT1173 • TA20
+20V to 5V Step-Down Converter
+VIN
12V-28V
100Ω
ILIM
V IN
SW1
LT1173-5
SENSE
GND
SW2
L1*
220µH
+
1N5818
5V OUTPUT
300mA
100µ F
* L1 = GOWANDA GA20-223K
LT1173 • TA21
44mH
~
48V DC
44mH
~
*L1 = CTX110077
IQ = 120µA
+
+ 47µF
100V
–
10nF
Telecom Supply
3.6MΩ
10k
VN2222
12V
L1*
500µH
MUR110
220µF +
10V
IRF530
15V
1N965B
+ 10µF
16V
100Ω
ILIM
V IN
SW1
LT1173
1N4148
FB
GND
SW2
+5V
100mA
390kΩ
2N5400
110kΩ
LT1173 • TA22
13
Share Link: 
