AIC1628 Просмотр технического описания (PDF) - Analog Intergrations
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AIC1628 Datasheet PDF : 7 Pages
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AIC1628
APPLICATION EXAMPLES
VIN
CL
VREF
DHI
AIC1628
SHDN
DLOW
FB
GND
R2
11.3K
R1
100K
VIN
*Fuse
+ C1 +5V ~ 11V
100
60mΩ
120µF
**L1
47µH
D1
1N5819
2SK940
+
Q1
95
VOUT
+12V
>150mA
90
* Buss Fuse MCR-2A
** Sumida RCH108
85
0
Efficiency vs Load Current
VIN=11V
VIN=5V
VIN=7V
VIN=9V
50
100
150
200
250
300
350
Load Current (mA)
Fig. 1 Flash memory programming supply
5V
+
C2
33µF
0.047µF
C3
VIN
VREF
SHDN
FB
CL
DHI
DLOW
GND
AIC1628
Battery
Powered
90
+
+2V~ 5V
C1
150µF
*L1
85
47µH
D1 1N5819
VOUT
2SK940
+
Q1
C4
+12V
>50mA
80
180µF
R2
R1
75 0
20K
470K
*Sumida RCH108
Efficiency vs Load Current
VIN=4V
VIN=3V
VIN=2V
50
100
150
Load Current (mA)
Fig. 2 2-cells to +12V Flash memory programmer
0.047µF
C2
VIN
VREF
SHDN
CL
DHI
RB
910
DLOW
FB
GND
AIC1628
R2
17.5K C6
0.033µF
R1
500K C5
0.1µF
VIN
+4V~ 6V
90
C1 + 150µF
*L1
95
150µH
D1
1N5819
Q1
2SC4672
+ C4
C3
VOUT
+30V
80
220µF
0.1µF
Efficiency vs Load Current
VIN=4V
VIN=5V
VIN=6V
*Sumida CD54
75 0
10
20
30
40
50
Load Current (mA)
Fig. 3 4-cells to +30V power supply
5
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