參數(shù)資料
型號(hào): ADP1173AN-5
廠商: ANALOG DEVICES INC
元件分類: 穩(wěn)壓器
英文描述: RECTIFIER SCHOTTKY SINGLE 1A 90V 25A-ifsm 0.8V-vf 0.5mA-ir DO-41 1K/BULK
中文描述: 1.5 A SWITCHING REGULATOR, 32 kHz SWITCHING FREQ-MAX, PDIP8
封裝: PLASTIC, DIP-8
文件頁(yè)數(shù): 12/16頁(yè)
文件大小: 478K
代理商: ADP1173AN-5
ADP1173
Typical Circuit Applications
–12–
REV. 0
I
LIM
ADP1173
V
IN
SW1
L1*
68μH
1N4148
0.1μF
118k
1%
2.21M
1%
R1
100
FB
SW2
4
GND
5
1
2
3
8
2 x 1.5V
CELLS
4.7μF
1N5818
1N5818
220k
22μF
*L1 = GOWANDA GA10-682K
COILTRONICS CTX68-4
FOR 5V INPUT CHANGE R1 TO 47
CONVERTER WILL DELIVER –22V AT 40mA
–22V OUTPUT
7mA AT 2.0V INPUT
70% EFFICIENCY
Figure 24. 3 V–22 V LCD Bias Generator
I
LIM
V
IN
SW1
ADP1173-5
L1*
82μH
SENSE
SW2
4
GND
5
1
2
3
8
2 x 1.5V
CELLS
1N5818
100μF
+
5V OUTPUT
150mA AT 3V INPUT
60mA AT 2V INPUT
*L1 = GOWANDA GA10-822K
Figure 25. 3 V to 5 V Step-Up Converter
I
LIM
ADP1173-5
V
IN
SW1
L1*
100μH
100
SENSE
SW2
4
GND
5
1
2
3
8
*L1 = GOWANDA GA10-103K
COILTRONICS CTX100-1
–5V OUTPUT
75mA
+
22μF
+V
IN
5V INPUT
1N5818
+
100μF
Figure 26. +5 V to –5 V Converter
I
LIM
ADP1173-5
V
IN
SW1
L1*
47μH
100
SENSE
SW2
4
GND
5
1
2
3
8
*L1 = GOWANDA GA10-472K
COILTRONICS CTX50-1
FOR HIGHER OUTPUT CURRENTS SEE ADP1073 DATASHEET
5V OUTPUT
150mA AT 9V INPUT
50mA AT 6.5V INPUT
1N5818
+
100μF
9V
BATTERY
Figure 27. 9 V to 5 V Converter
I
LIM
ADP1173-5
V
IN
SW1
L1*
220μH
100
SENSE
SW2
4
GND
5
1
2
3
8
*L1 = GOWANDA GA10-223K
5V OUTPUT
300mA
1N5818
+
100μF
+V
IN
12V-28V
Figure 28. +20 V to 5 V Step-Down Converter
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