lt3481imse-trpbf Linear Technology Corporation, lt3481imse-trpbf Datasheet - Page 19
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lt3481imse-trpbf
Manufacturer Part Number
lt3481imse-trpbf
Description
36v, 2a, 2.8mhz Step-down Switching Regulator With 50?a Quiescent Current
Manufacturer
Linear Technology Corporation
Datasheet
1.LT3481IMSE-TRPBF.pdf
(24 pages)
TYPICAL APPLICATIONS
TRANSIENT TO 36V
4.4V TO 34V
8.6V TO 22V
4V TO 34V
4.7µF
4.7µF
2.2µF
V
V
V
IN
IN
IN
D: DIODES INC. DFLS240L
L: TAIYO YUDEN NP06DZB4R7M
D1: DIODES INC. DFLS240L
D2: MBR0540
L: TAIYO YUDEN NP06DZB4R7M
D: DIODES INC. DFLS240L
L: SUMIDA CDRM4D22/HP-2R2
330pF
220pF
330pF
16.2k
22.1k
20k
60.4k
84.5k
16.9k
ON OFF
ON OFF
ON OFF
5V, 2MHz Step-Down Converter
f = 800kHz
f = 600kHz
f = 2MHz
3.3V Step-Down Converter
2.5V Step-Down Converter
RUN/SS
RUN/SS
V
RT
PG
V
RT
PG
RUN/SS
V
RT
PG
C
C
C
V
V
V
IN
IN
IN
LT3481
LT3481
LT3481
GND
GND
GND
BD
BD
BD
BOOST
BOOST
BOOST
BIAS
BIAS
BIAS
SW
SW
SW
FB
FB
FB
200k
200k
200k
0.47µF
1µF
0.47µF
D
D1
D
D2
324k
196k
590k
4.7µH
4.7µH
2.2µH
L
L
L
3481 TA03
3481 TA04
3481 TA05
22µF
47µF
10µF
V
3.3V
2A
V
2.5V
2A
V
5V
2A
OUT
OUT
OUT
LT3481
19
3481f