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LTC1159CS Datasheet(PDF) 20 Page - Linear Technology

Part # LTC1159CS
Description  High Efficiency Synchronous Step-Down Switching Regulators
PDF  20 Pages
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Manufacturer  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC1159CS Datasheet(HTML) 20 Page - Linear Technology

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LTC1159
LTC1159-3.3/LTC1159-5
PART NUMBER
DESCRIPTION
COMMENTS
LTC1628
2-Phase, Dual Step-Down Controller
VIN ≤ 36V, Minimum CIN, Current Mode
LTC1702
550kHz Dual, 2-Phase Step-Down Controller
Minimum CIN, No Sense Resistor Required, VIN ≤ 7V
LTC1735
Synchronous Step-Down Controller
3.5V
≤ VIN ≤ 36V, 0.8V ≤ VOUT ≤ 6V, Synchronizable
LTC1773
550kHz Synchronous Step-Down Controller
2.65V
≤ VIN ≤ 8.5V, 0.8V ≤ VOUT ≤ VIN, Synchronizable to 750kHz, MS10
LTC1778
No RSENSE
TM Step-Down Controller
No Sense Resistor Required, tON(MIN) ≤ 100ns, Current Mode, GN16
LTC1876
Triple Output, 2-Phase Controller
Two, 2-Phase Step-Down Controllers and Step-Up DC/DC Converter in One IC
No RSENSE is a trademark of Linear Technology Corporation.
©LINEAR TECHNOLOGY CORPORATION 1994
1159fa LT/TP 0801 2K REV A • PRINTED IN USA
RELATED PARTS
Figure 15. High Efficiency 12V to –12V 1A Converter
TYPICAL APPLICATIO
4
3
2
1
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
P-GATE
VIN
VCC
P-DRIVE
VCC
CT
ITH
SENSE–
CAP
SHDN2
EXTVCC
N-GATE
PGND
SGND
SENSE+
100
Ω
1159 F15
100
Ω
0.15
µF
VFB
(SHDN1)
LTC1159
0.1
µF
1N4148
MBRS140
200pF
10.5k
90.5k
Q4
2N7002
150
µF
16V
× 2
OS-CON
1k
6800pF
5.1V
1N5993
1N5818
CT
390pF
RSENSE**
0.05
Ω
1000pF
Q1
Si9435
Q2
Si9410
VIN = 12V
0.1
µF
330
µF
35V
NICHICON
L*
100
µH
OUTPUT
–12V/1A
20k
510k
Q3
TP0610L
SHUTDOWN
5V OR 3.3V
3.3
µF
DALE TJ4-100-1
µ
IRC LR2512-01-R050-J
*
**
+
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900 q FAX: (408) 434-0507 q www.linear.com



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