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LT1308 数据表(PDF) 8 Page - Linear Technology

部件名 LT1308
功能描述  Single Cell High Current Micropower 600kHz Boost DC/DC Converter
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LT1308 数据表(HTML) 8 Page - Linear Technology

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LT1308
© LINEAR TECHNOLOGY CORPORATION 1998
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417q (408)432-1900
FAX: (408) 434-0507qTELEX: 499-3977q www.linear-tech.com
1308i LT/TP 0198 4K • PRINTED IN USA
TYPICAL APPLICATION
Digital Camera Power Supply
2-4 Cell to 3.3V/175mA, 5V/175mA, 18V/10mA, – 10V/10mA
PART NUMBER
DESCRIPTION
COMMENTS
LTC
®1163
Triple High Side Driver for 2-Cell Inputs
1.8V Minimum Input, Drives N-Channel MOSFETs
LTC1174
Micropower Step-Down DC/DC Converter
94% Efficiency, 130
µA IQ, 9V to 5V at 300mA
LT1302
High Output Current Micropower DC/DC Converter
5V/600mA from 2V, 2A Internal Switch, 200
µA IQ
LT1304
2-Cell Micropower DC/DC Converter
Low-Battery Detector Active in Shutdown, 5V at 200mA for 2 Cells
LT1307
Single Cell Micropower 600kHz PWM DC/DC Converter
3.3V at 75mA from 1 Cell, MSOP Package
LT1316
Micropower DC/DC Converter with Programmable Peak
Works with High Source Impedance, 1.5V Minimum Input, Low-Battery
Current Limit
Detector Active in Shutdown, 33
µA IQ, MSOP Package
LTC1440/1/2
Ultralow Power Single/Dual Comparators with Reference
2.8
µA IQ, Adjustable Hysteresis
LTC1516
2-Cell to 5V Regulated Charge Pump
12
µA IQ, No Inductors, 5V at 50mA from 3V Input
LT1521
Micropower Low Dropout Linear Regulator
500mV Dropout, 300mA Current, 12
µA IQ
RELATED PARTS
Dimensions in inches (millimeters) unless otherwise noted.
PACKAGE DESCRIPTION
S8 Package
8-Lead Plastic Small Outline (Narrow 0.150)
(LTC DWG # 05-08-1610)
SO8 0695
0.053 – 0.069
(1.346 – 1.752)
0.014 – 0.019
(0.355 – 0.483)
0.004 – 0.010
(0.101 – 0.254)
0.050
(1.270)
BSC
1
2
3
4
0.150 – 0.157**
(3.810 – 3.988)
8
7
6
5
0.189 – 0.197*
(4.801 – 5.004)
0.228 – 0.244
(5.791 – 6.197)
0.016 – 0.050
0.406 – 1.270
0.010 – 0.020
(0.254 – 0.508)
× 45°
0
°– 8° TYP
0.008 – 0.010
(0.203 – 0.254)
DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
*
**
VIN
SW
FB
LT1308
L1A
N = 1
10
µH
L1C
N = 0.3
R4
47k
R1
100k
5V
175mA
3.3V
175mA
CCD BIAS
–10V
10mA
CCD BIAS
18V
10mA
VIN
1.6V
TO 6V
R3
340k
R2
2.08M
D1
C7
22nF
C8
1nF
1308 TA01
C6
10
µF
VC
GND
SHDN
C1, C2, C3 = AVX TPS
C4, C5 = AVX TAJ
C6 = CERAMIC
1
8
2
3
L1B
N = 0.7
3
4
C2
100
µF
C1
100
µF
+
D2
D3
D4
+
C3
100
µF
+
C4
10
µF
+
C5
10
µF
+
L1D
N = 3.5
7
6
L1E
N = 2
6
5
D1, D2 = IR10BQ015
D3, D4 = BAT-85
L1 = COILTRONICS CTX02-13973


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