LT1933 Linear Technology, LT1933 Datasheet - Page 16

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LT1933

Manufacturer Part Number
LT1933
Description
600mA 500kHz Step-Down Switching Regulator in SOT-23
Manufacturer
Linear Technology
Datasheet

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LT1933
TYPICAL APPLICATIO S
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PART NUMBER
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Burst Mode is a registered trademark of Linear Technology Corporation.
16
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
DESCRIPTION
DC/DC Converter
DC/DC Converter
60V, 440mA I
DC/DC Converter
25V, 2.75A I
DC/DC Converter
60V, 1.2A I
DC/DC Converter
25V, 1.2A I
DC/DC Converter
40V, 550mA I
DC/DC Converter
25V, Dual 1.4A I
DC/DC Converter
60V, 1.2A I
DC/DC Converter
60V, 1.2A I
DC/DC Converter with Burst-Mode
80V, 50mA, Low Noise Linear Regulator
Dual 600mA I
DC/DC Converter
2.5A I
4A I
60V, 2.75A I
DC/DC Converter
OUT
OUT
OUT
OUT
FAX: (408) 434-0507
, 4MHz, Synchronous Step-Down DC/DC Converter
, 100kHz, High Efficiency Step-Down
, 100kHz, High Efficiency Step-Down
, 4MHz, Synchronous Step-Down DC/DC Converter
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
OUT
, 200kHz, High Efficiency Step-Down
, 1.25MHz, High Efficiency Step-Down
, 500kHz, High Efficiency Step-Down
, 200kHz, High Efficiency Step-Down
, 1.25MHz, High Efficiency Step-Down
, 200kHz/500kHz, High Efficiency Step-Down
OUT
, 100kHz, High Efficiency Step-Down
, 200kHz, High Efficiency Step-Down
3.6V TO 36V
, 1.5MHz, Synchronous Step-Down
, 1.1MHz, High Efficiency Step-Down
OFF ON
U
V
IN
www.linear.com
®
C2
2.2µF
5
4
V
SHDN
IN
GND
2.5V Step-Down Converter
2
LT1933
BOOST
FB
SW
3
R2
10k
10.5k
1
6
R1
C3
0.47µF
COMMENTS
V
DD-5/DD-7, TO220-5/ TO220-7 Packages
V
DD-5/DD-7, TO220-5/ TO220-7 Packages
V
S8 Package
V
S8, TSSOP16E Packages
V
TSSOP16/TSSOP16E Packages
V
MS8/MS8E Packages
V
N8, S8 Packages
V
TSSOP16E Package
V
TSSOP16/TSSOP16E Packages
V
TSSOP16E Package
V
MS8E Package
V
MS10E Package
V
TSSOP16E Package
V
TSSOP20E Package
V
TSSOP16E Package
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
IN
D1
: 7.3V to 45V/64V, V
: 7.3V to 45V/64V, V
: 7.4V to 60V, V
: 3V to 25V, V
: 5.5V to 60V, V
: 3V to 25V, V
: 7.4V to 40V, V
: 3.6V to 25V, V
: 5.5V to 60V, V
: 3.3V to 60V, V
: 1.5V to 80V, V
: 2.5V to 5.5V, V
: 2.5V to 5.5V, V
: 2.3V to 5.5V, V
: 5.5V to 60V, V
D2
15µH
L1
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
OUT(MIN)
1933 TA03
C1
22µF
V
2.5V/500mA
OUT
OUT(MIN)
OUT(MIN)
= 1.2V, I
= 1.2V, I
= 1.24V, I
= 1.2V, I
= 1.24V, I
= 1.25V, I
= 1.2V, I
= 1.2V, I
= 1.28V, I
= 1.2V, I
= 0.6V, I
= 0.8V, I
= 0.8V, I
© LINEAR TECHNOLOGY CORPORATION 2004
= 2.21V, I
= 2.21V, I
Q
Q
= 1mA, I
Q
= 1mA, I
Q
Q
Q
Q
Q
Q
Q
Q
Q
Q
www.DataSheet4U.com
= 2.5mA, I
= 2.5mA, I
= 100µA, I
= 2.5mA, I
= 40µA, I
= 60µA, I
= 64µA, I
= 3.2mA, I
= 3.2mA, I
= 3.8mA, I
= 30µA, I
LT/TP 0704 1K • PRINTED IN USA
Q
Q
= 8.5mA, I
= 8.5mA, I
SD
SD
= 15µA,
= 6µA,
SD
SD
SD
SD
SD
SD
SD
SD
SD
SD
SD
= <1µA,
= <1µA,
= <1µA,
= 25µA,
= 25µA,
= <1µA,
= <1µA,
= 30µA,
= 2.5µA,
= 30µA,
= <30µA,
SD
SD
= 10µA,
= 10µA,
1933f

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