LTC1553 View Datasheet(PDF) - Linear Technology

Part Name

Description

MFG CO.

LTC1553

5-Bit Programmable Synchronous Switching Regulator Controller for Pentium® II Processor

Linear Technology

'LTC1553' PDF : 24 Pages View PDF

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LTC1553
APPLICATIONS INFORMATION
5.6k 5.6k
5.6k
0.1µF
PENTIUM II
SYSTEM
5V
1.8k
DALE
NTHS-1206N02
MOUNT THERMISTER
IN CLOSE THERMAL
PROXIMITY TO Q1
PWRGD VCC
FAULT
OT
5
VID0 TO VID4
OUTEN
C1
150pF
COMP SS
RC
8.2k
CC
CSS
0.01µF 0.1µF
+
10µF 2.7k
1N5817
IMAX PVCC
0.1µF
LTC1553
G1
20Ω
IFB
SGND
G2
GND SENSE
0.1µF
VIN
5V
+ CIN**
1200µF
×4
Q1*
LO†
2µH
18A
+ COUT††
Q2*
330µF
×7
vOUT
*SILICONIX SUD50N03-10
**SANYO 10MV1200GX
†COILTRONICS CTX02-13198 OR
PANASONIC 12TS-2R5SP
†† AVX TPSE337M006R0100
1553 F13
Figure 13. Single Supply LTC1553 5V to 1.8V-3.5V Application with Thermal Monitor
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