MIC2182BSM TR Micrel Inc, MIC2182BSM TR Datasheet - Page 8
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MIC2182BSM TR
Manufacturer Part Number
MIC2182BSM TR
Description
IC CTRLR SYNC BUCK ADJ 16-SSOP
Manufacturer
Micrel Inc
Type
Step-Down (Buck)r
Datasheet
1.MIC2182-5.0YSM.pdf
(28 pages)
Specifications of MIC2182BSM TR
Internal Switch(s)
No
Synchronous Rectifier
Yes
Number Of Outputs
1
Voltage - Output
1.25 ~ 6 V
Current - Output
20A
Frequency - Switching
300kHz
Voltage - Input
4.5 ~ 32 V
Operating Temperature
-40°C ~ 85°C
Mounting Type
Surface Mount
Package / Case
16-SSOP
Power - Output
270mW
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Other names
MIC2182BSMTR
MIC2182BSMTR
MIC2182BSMTR
MIC2182
Block Diagrams
M9999-042204
C
R
COMP
EN/UVLO
COMP
COMP
SYNC
PWM
SS
6
1
2
5
3
MIC2182 [adj.]
RESET
Oscillator
PWM
Control
Logic
CORRECTIVE
RAMP
Figure 2a. Adjustable Output Voltage Version
PWM Mode
to Skip
Mode
Skip-Mode
Current
Limit
Low
Comp
Hysteresis
Comp
Current
Limit
100k
Error
Amp
–2%V
0.024V
0.07V
Reference
G
BG
m
= 0.2 10
8
V
V
-3
Current
Sense
Amp
A
DD
IN
V
= 2
VDD
11
VIN
10
VBST
14
HSD
16
VSW
15
LSD
13
PGND
12
CSH
8
VOUT
9
FB
7
SGND
4
V
IN
Q2
Q1
V
V
OUT
OUT(max)
C
D2
C
D1
IN
1.245V
BST
L1
6 V
.0
4.7 F
1
R2
R1
R
CS
R1
R2
April 22, 2004
V
C
OUT
OUT
Micrel