MIC2288 Micrel Semiconductor, MIC2288 Datasheet - Page 9

• Manufacturer Part Number: MIC2288
• Description: 1A 1.2 MHZ PWM BOOST CONVERTER IN THIN SOT 23 AND 2 X MLF
• Manufacturer: Micrel Semiconductor

Application Circuits
February 2004
MIC2288
C1
C2
D1
L1
C1
C2
D1
L1
C1
C2
D1
L1
4.7 F, 6.3V, 0805 X5R Ceramic Capacitor
22 F, 6.3V, 0805 X5R Ceramic Capacitor
1A, 40V Schotty Diode
4.7 H, 650mA Inductor
2.2 F, 10V, 0805 X5R Ceramic Capacitor
10 F, 16V, 1206 X5R Ceramic Capacitor
1A, 40V Schotty Diode
10 H, 650mA Inductor
2.2 F, 10V, 0805 X5R Ceramic Capacitor
10 F, 16V, 1206 X5R Ceramic Capacitor
1A, 40V Schotty Diode
10 H, 650mA Inductor
Figure 5. 3.3V
Figure 4. 3.3V
3V to 4.2V
3V to 4.2V
3V to 4.2V
GND
GND
GND
V
2.2 F
V
2.2 F
V
4.7 F
6.3V
IN
IN
10V
IN
10V
Figure 3. 3.3V
C1
C1
C1
IN
IN
MIC2288BML
MIC2288BML
MIC2288BML
VIN
EN
VIN
EN
VIN
EN
– 4.2V
– 4.2V
10 H
4.7 H
10 H
GND
GND
GND
L1
L1
L1
IN
OVP
OVP
OVP
SW
to 5V
SW
SW
FB
FB
FB
IN
IN
to 12V
to 9V
OUT
D1
D1
D1
08056D475MAT
12066D226MAT
MBRM140T3
LQH32CN4R7M11 Murata
08052D225KAT
1206YD106MAT
MBRM140T3
LQH43CN100K03
08052D225KAT
1206YD106MAT
MBRM140T3
LQH43CN100K03
@ 400mA
OUT
OUT
R1
42.3k
R2
5k
R1
31.6k
R2
5k
R1
5.62k
R2
1.87k
12V @ 100mA
@ 180mA
9V @ 180mA
5V @ 400mA
@ 100mA
GND
GND
V
GND
V
V
C2
10 F
16V
C2
10 F
16V
C2
22 F
6.3V
OUT
OUT
OUT
AVX
AVX
ON Semi.
AVX
AVX
ON Semi.
Murata
AVX
AVX
ON Semi.
Murata
9
C1
C2
D1
L1
C1
C2
D1
L1
C1
C2
D1
L1
2.2 F, 10V, 0805 X5R Ceramic Capacitor
10 F, 16V, 1206 X5R Ceramic Capacitor
1A, 40V Schotty Diode
10 H, 650mA Inductor
2.2 F, 10V, 0805 X5R Ceramic Capacitor
4.7 F, 25V, 1206 X5R Ceramic Capacitor
1A, 40V Schotty Diode
10 H, 650mA Inductor
2.2 F, 10V, 0805 X5R Ceramic Capacitor
10 F, 16V, 1206 X5R Ceramic Capacitor
1A, 40V Schotty Diode
10 H, 650mA Inductor
Figure 6. 3.3V
3V to 4.2V
Figure 7. 3.3V
3V to 4.2V
GND
V
2.2 F
GND
5V
GND
V
2.2 F
V
2.2 F
IN
10V
IN
10V
IN
C1
10V
C1
C1
Figure 8. 5V
MIC2288BML
IN
VIN
EN
MIC2288BML
IN
MIC2288BML
VIN
EN
VIN
EN
– 4.2V
10 H
– 4.2V
GND
10 H
GND
10 H
GND
L1
IN
L1
L1
OVP
SW
to 9V
OVP
OVP
FB
SW
SW
FB
FB
IN
IN
to 15V
to 24V
OUT
D1
D1
D1
08052D225KAT
1206YD106MAT
MBRM140T3
LQH43CN100K03
08052D225KAT
12063D475MAT
MBRM140T3
LQH43CN100K03
08052D225KAT
1206YD106MAT
MBRM140T3
LQH43CN100K03
@ 330mA
OUT
R1
31.6k
R2
5k
OUT
R1
54.9k
R2
5k
R1
18.2k
R2
1k
9V @ 330mA
15V @ 100mA
24V @ 50mA
@ 100mA
@ 50mA
GND
V
C2
10 F
16V
GND
V
GND
V
OUT
C2
10 F
16V
C2
4.7 F
25V
M9999-021904
OUT
OUT
AVX
AVX
ON Semi.
Murata
AVX
AVX
ON Semi.
Murata
AVX
AVX
ON Semi.
Murata
Micrel