LT1300 Linear Technology, LT1300 Datasheet - Page 8

• Manufacturer Part Number: LT1300
• Description: Micropower High Efficiency 3.3/5V Step-Up DC/DC Converter
• Manufacturer: Linear Technology

PACKAGE
LT1300
8
TYPICAL APPLICATIONS
8-Lead Plastic DIP
8-Lead Plastic S0IC
2.5V V
*SUMIDA CD54-100LC
COILCRAFT DO3316-223
4
AA
CELL
2
AA
CELL
N8 Package
S8 Package
Step-Up Converter with Automatic Output Disconnect
IN
+
+
**C1, C2, C3 = SANYO OS-CON 16SA100M
*L1, L2 = GOWANDA GA20-272K
8V
COILCRAFT DO3316-273K
SUMIDA CD73-270K
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7487
[phone]
C1**
100µF
100µF
Four-Cell to 5V/3.3V Up-Down Converter
SHUTDOWN
SHUTDOWN
5V/3.3V
NC
DESCRIPTION
SELECT
SHDN
SHDN
I
FAX
SELECT
LIM
N/C
GND
GND
I
LIM
(0.203 – 0.254)
0.008 – 0.010
: [phone]
LT1300
LT1300
(7.620 – 8.128)
(0.229 – 0.381)
0.300 – 0.320
0.009 – 0.015
0.325
8.255
(0.254 – 0.508)
0.010 – 0.020
SENSE
SENSE
PGND
PGND
V
SW
V
+0.635
–0.381
SW
+0.025
–0.015
IN
IN
0.016 – 0.050
0.406 – 1.270
10µH
27µH
L1*
L1*
U
TELEX
45
U
: 499-3977
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.006 INCH (0.15mm).
1N5817
N
100µF
+
C2**
Dimensions in inches (millimeters) unless otherwise noted.
+
470
L2*
27µH
0°– 8° TYP
(1.143 ± 0.381)
0.045 ± 0.015
100µF
(1.651)
0.065
TYP
+
2N4403
(2.540 ± 0.254)
LT1300 TA3
0.100 ± 0.010
1N5817
5V/3.3V
220mA
80% EFFICIENT
C3**
100µF
LT1300 TA5
(1.346 – 1.752)
0.053 – 0.069
5V, 200mA
0.1µF
(0.355 – 0.483)
(1.143 – 1.651)
0.014 – 0.019
0.045 – 0.065
1.8V TO 6V
V
IN
+
100µF
T1 = DALE LPE-5047-AO45 [phone]
(0.457 ± 0.076)
0.018 ± 0.003
N/C
N/C
(3.302 ± 0.127)
0.130 ± 0.005
(3.175)
0.125
(1.270)
PGND
MIN
0.050
SENSE
SELECT
BSC
V
IN
LCD Contrast Supply
(0.101 – 0.254)
0.004 – 0.010
LT1300
(0.508)
0.020
MIN
10
SHDN
GND
1
SW
I
LIM
(5.791 – 6.197)
T1
0.228 – 0.244
SHUTDOWN
4
7
3
8
2
9
LINEAR TECHNOLOGY CORPORATION 1994
1N5819
8
1
CMOS DRIVE 0V TO 5V
0% TO 100%
LT/GP 0394 10K • PRINTED IN USA
7
2
(10.160)
PWM IN
8
1
0.400
MAX
(4.801 – 5.004)
150K
12K
12K
0.189 – 0.197*
6
3
7
2
+
5
4
6
+
3
2.2µF
22µF
35V
CONTRAST
V OUT –4V TO –29V 12mA
MAXIMUM FROM 1.8V SUPPLY
(77% EFFICIENT)
20mA MAXIMUM FROM
3V SUPPLY (83% EFFICIENT)
(6.350 ± 0.254)
5
4
0.250 ± 0.010
LT1300 TA6
(3.810 – 3.
0.150 – 0.
N8 0392
SO8 0294