MIC2155_0911 Datasheet, PDF (3/35 Pages) Micrel Semiconductor – Two-Phase, Single-Output, PWM Synchronous Buck Control IC

Micrel, Inc.
Ordering Information
Part Number
Frequency Voltage
MIC2155YML
MIC2156YML
500kHz
Adj.
300kHz
Adj.
Junction Temp.
Range⁽¹⁾
-40°C to +125°C
-40°C to +125°C
MIC2155/2156
Package
Lead Finish
32-Pin 5mm × 5mm MLF
32-Pin 5mm × 5mm MLF
Pb-Free
Pb-Free
Typical Application
VIN
500µF
VOUT
1.8V
40A
250µF
10µF
FDMS7672
1.5µH
0.22µF ^FDMS7660
×2
30
29
28
1
0.1µF
2
3
4
31
10
11
32
17
15
9
8
6
7
21
5
13
25
24
FDMS7672
23
27 ^{FDMS7660 ×2}
18
26
20
16
19
12
40A Two-Phase Converter
November 2009
3
M9999-111209-B