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LTC1553 数据表(PDF) 24 Page - Linear Technology

部件名 LTC1553
功能描述  5-Bit Programmable Synchronous Switching Regulator Controller
PDF  24 Pages
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制造商  LINER [Linear Technology]
网页  http://www.linear.com
标志 LINER - Linear Technology

LTC1553 数据表(HTML) 24 Page - Linear Technology

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LTC1553
1553f LT/TP 0198 4K • PRINTED IN USA
© LINEAR TECHNOLOGY CORPORATION 1997
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417q (408)432-1900
FAX: (408) 434-0507q TELEX: 499-3977 q www.linear-tech.com
PWRGD
FAULT
OT
VID0 TO VID4
OUTEN
COMP
SS
SGND
SENSE
Q1*
Q2*
VCC
PVCC
VIN
12V
VCC
5V
LO†
4
µH
18A
LTC1553
G1
0.1
µF
1553 F14
CC
0.022
µF
RC
6.2k
5.6k
5.6k
CSS
0.1
µF
0.1
µF
0.1
µF
1N5245B
15V
10
µF
GND
IMAX
5.1k
CIN**
1000
µF
× 4
vOUT
COUT††
330
µF
× 6
+
+
C1
180pF
+
10
Ω
5
NC
PENTIUM II
SYSTEM
* MOTOROLA MTD20N03HDL
** SANYO 16MV1000GX
† COILTRONICS CTX02-13199
†† AVX TPSE337M006R0100
IFB
G2
1N5248B
18V
1N5817
20
Ω
Figure 14. External Clock Synchronized 12V to 1.8V-3.5V Application
PART NUMBER DESCRIPTION
COMMENTS
LTC1142
Current Mode Dual Step-Down Switching Regulator Controller
Dual Version of LTC1148
LTC1148
Current Mode Step-Down Switching Regulator Controller
Synchronous, VIN ≤ 20V
LTC1149
Current Mode Step-Down Switching Regulator Controller
Synchronous, VIN ≤ 48V, for Standard Threshold FETs
LTC1159
Current Mode Step-Down Switching Regulator Controller
Synchronous, VIN ≤ 40V, for Logic Threshold FETs
LTC1266
Current Mode Step-Up/Down Switching Regulator Controller
Synchronous N- or P-Channel FETs, Comparator/Low-Battery Detector
LTC1430
High Power Step-Down Switching Regulator Controller
Synchronous N-Channel FETs, Voltage Mode
LTC1435
High Efficiency Low Noise Synchronous Step-Down
Drive Synchronous N-Channel, VIN ≤ 36V
Switching Regulator
LTC1438
Dual High Efficiency Low Noise Synchronous Step-Down
Dual LTC1435 with Power-On Reset
Switching Regulator
RELATED PARTS
TYPICAL APPLICATION



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