LT1377CS8 Linear Technology, LT1377CS8 Datasheet - Page 12

• Manufacturer Part Number: LT1377CS8
• Description: IC SWTCHNG REG 1.5A HI-EFF 8SOIC
• Manufacturer: Linear Technology
• Type: Step-Down (Buck), Step-Up (Boost), Inverting, Cuk, Flyback, Forward Converterr

Specifications of LT1377CS8

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 1.25 ~ 35 V
• Current - Output: 1.5A
• Frequency - Switching: 1MHz
• Voltage - Input: 2.7 ~ 25 V
• Operating Temperature: 0°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (3.9mm Width)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Power - Output: -

LT1372/LT1377
TYPICAL APPLICATIONS
PART NUMBER DESCRIPTION
LT1370
LT1767
LT1374
LTC1735-1
LTC
12
RELATED PARTS
PACKAGE
*THESE DIMENSIONS DO NOT INCLUDE MOLD FLASH OR PROTRUSIONS.
MOLD FLASH OR PROTRUSIONS SHALL NOT EXCEED 0.010 INCH (0.254mm)
®
3402
(7.620 – 8.255)
(0.229 – 0.381)
0.300 – 0.325
0.009 – 0.015
0.325
8.255
+0.889
–0.381
+0.035
–0.015
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone] www.linear-tech.com
High Efficiency DC/DC Converter
1.5A, 1.25MHz Step-Down Switching Regulator
High Efficiency Step-Down Switching Regulator
High Efficiency Step-Down Controller with Power Good
Single Cell, High Current (2A), Micropower, Synchronous
3MHz Step-Up DC/DC Converter
+
8-Lead PDIP (Narrow 0.300)
OFF
DESCRIPTION
C1
33 F
20V
(LTC DWG # 05-08-1510)
(1.651)
(6.477 0.381)
0.065
0.255 0.015*
TYP
ON
N8 Package
4
S/S
0.100
(2.54)
BSC
GND
(1.143 – 1.651)
LT1372/LT1377
0.045 – 0.065
6, 7
4V TO 9V
8
1
V
V
IN
IN
5
U
7
2
(10.160)
V
V
0.400*
MAX
SW
C
FB
1
R1
2k
U
C4
0.047 F
6
3
8
2
N
5
4
•
(0.457 0.076)
0.018 0.003
L1A*
10 H
Dimensions in inches (millimeters) unless otherwise noted.
2 Li-Ion Cell to 5V SEPIC Converter
1 F
C2
(3.302 0.127)
0.130 0.005
(3.175)
0.125
MIN
C5
0.0047 F
(0.508)
0.020
N8 1098
MIN
MBRS130LT3
•
L1B*
10 H
COMMENTS
42V, 6A, 500kHz Switch
3V to 25V Input, V
25V, 4.5A, 500kHz Switch
Output Fault Protection, 16-Pin SSOP and SO-8
V
from 100kHz to 3MHz
(0.203 – 0.254)
**
0.008 – 0.010
*
IN
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
= 0.7V to 5V, Up to 95% Efficiency Synchronizable Oscillator
R2
18.7k
1%
R3
6.19k
1%
(0.254 – 0.508)
0.010 – 0.020
+
8-Lead Plastic Small Outline (Narrow 0.150)
(0.406 – 1.270)
0.016 – 0.050
C3
100 F
10V
V
5V
REF
OUT
45
†
= 1.2V, Synchronizable Up to 2MHz, MSOP Package
sn13727 13727fbs LT/TP 0401 2K REV B • PRINTED IN THE USA
*SINGLE INDUCTOR WITH TWO WINDINGS
†
C1 = AVX TPSD 336M020R0200
C2 = TOKIN 1E105ZY5U-C103-F
C3 = AVX TPSD107M010R0100
MAX I
COILTRONICS CTX10-1
0.45A
0.55A
0.65A
0.72A
I
OUT
(LTC DWG # 05-08-1610)
OUT
V
0 – 8 TYP
4V
5V
7V
9V
IN
(5.791 – 6.197)
S8 Package
0.228 – 0.244
(1.346 – 1.752)
0.053 – 0.069
(0.355 – 0.483)
0.014 – 0.019
LINEAR TECHNOLOGY CORPORATION 1995
TYP
LT1372 • TA07
8
1
(4.801 – 5.004)
0.189 – 0.197*
7
2
6
3
5
4
(1.270)
0.050
BSC
(3.810 – 3.988)
(0.101 – 0.254)
0.150 – 0.157**
0.004 – 0.010
SO8 1298