Datasheet

LT1938
19
1938fa
TYPICAL APPLICATIONS
5V Step-Down Converter
3.3V Step-Down Converter
SW
BIAS
FB
V
C
PG
RT
V
IN
BD
V
IN
6.3V TO 25V
V
OUT
5V
2.2A
4.7µF
0.47µF
22µF
200k
f = 800kHz
D: DIODES INC. DFLS230L
L: TAIYO YUDEN NP06DZB6R8M
D
20k
60.4k
L
6.8µH
590k
GND
680pF
ON OFF
LT1938
1938 TA02
RUN/SS BOOST
SW
BIAS
FB
V
C
PG
RT
V
IN
BD
V
IN
4.4V TO 25V
V
OUT
3.3V
2.2A
4.7µF
0.47µF
22µF
200k
f = 800kHz
D: DIODES INC. DFLS230L
L: TAIYO YUDEN NP06DZB4R7M
D
16.2k
60.4k
L
4.7µH
324k
GND
680pF
ON OFF
LT1938
1938 TA03
RUN/SS BOOST