MIC2202 Datasheet, PDF (11/18 Pages) Micrel Semiconductor – HIGH EFFICIENCY 2MHZ SYNCHRONOUS BUCK CONVERTER 1UP STABLE PWM REGULATOR

MIC2202
MIC2202BMM with 2.2µH Inductor and 1µF Output Capacitor
V_IN
C1
1µF
GND
MIC2202BMM
2 _VIN
VSW ¹
5 _EN
FB ⁶
4 _{SYNC_OUT GND} 10
3 _{SYNC_IN GND} 9
7 _BIAS
GND ⁸
C2
0.01µF
L1
2.2µH
C3
1µF
V_OUT
600mA
R1
10k
R2
see BOM
for values
GND
Figure 6. MIC2202BMM Schematic
Micrel
Bill of Materials
Item
C1, C3
C2
L1
R1
R2
U1
Part Number
06036D105MAT2
GRM185R60J105KE21D
0201ZD103MAT2
GRM033R10J103KA01D
LQH32CN2R2M53K
CDRH2D14-2R2
CRCW04021002F
CRCW04021781F
CRCW04022491F
CRCW04023831F
CRCW04024991F
CRCW04027151F
CRCW04021002F
N/A
MIC2202BMM
1. AVX: www.avx.com
2. Murata: www.murata.com
3. Sumida: www.sumida.com
4. Vishay-Dale: www.vishay.com
5. Micrel, Inc: www.micrel.com
Manufacturer
AVX
Murata
AVX
Murata
Murata
Sumida
Vishay-Dale
Vishay-Dale
Vishay-Dale
Vishay-Dale
Vishay-Dale
Vishay-Dale
Vishay-Dale
Micrel, Inc.
Description
Qty.
1uF Ceramic Capacitor X5R, 6.3V, Size 0603
2
1uF Ceramic Capacitor X5R, 6.3V, Size 0603
10nF Cermaic Capacitor 6.3V, Size 0201
1
10nF Cermaic Capacitor 6.3V, Size 0202
2.2uH Inductor 97mΩ (3.2mmx2.5mmx1.55mm) 1
2.2uH Inductor 94mΩ (3.2mmx3.2mmx1.55mm)
10kΩ 1%, Size 0402
1.78kΩ 1%, Size 0402 For 3.3V_OUT
1
2.49kΩ 1%, Size 0402 For 2.5V_OUT
3.83kΩ 1%, Size 0402 For 1.8V_OUT
4.99kΩ 1%, Size 0402 For 1.5V_OUT
7.15kΩ 1%, Size 0402 For 1.2V_OUT
10kΩ 1%, Size 0402 For 1V_OUT
Open
For 0.5V_OUT
2MHz High Efficiency Synchronous
1
Buck Regulator
May 2004
11
M9999-052104