參數(shù)資料
型號(hào): LX1670
廠商: Microsemi Corporation
英文描述: 5 - BIT PROGRAMMABLE VOTAGE REFERENCE
中文描述: 5 -位可編程VOTAGE參考
文件頁(yè)數(shù): 7/7頁(yè)
文件大?。?/td> 192K
代理商: LX1670
5-B
I T
P
R O G R A M M A B L E
V
OLTAGE
R
EFERENCE
LX1670
P R O D U C T D A T A B O O K 1 9 9 6 / 1 9 9 7
7
Copyright 1997
Rev. 1.0 7/97
P
R O D U C T I O N
D
A T A
S
H E E T
Pentium is a registered trademark of Intel Corporation.
A P P L I C AT I O N I N F O R M AT I O N
FIGURE 1
— LX1660/61 CONTROLLER USED WITH THE LX1670 PROGRAMMABLE REFERENCE/DAC CHIP FOR PENTIUM PRO PROCESSOR
OR PENTIUM II PROCESSOR APPLICATIONS. GUARANTEED TO MEET INTEL SPECIFICATIONS.
Note 1. Setup shown is for 5V application. For 12V input change the following: -
Close
JP1 and JP4
-
Open
JP2 and JP3
- For C2 and C11, use 16V/850μF capacitors instead
- Inductor L1 = 10μH
OV
OUT
ENABLE
BLKEN
GND
V
SENSE
P
GOOD
VIDO
D4
D3
D2
D1
D0
D4B
V
CC
1
2
3
4
5
6
7
14
13
12
11
10
9
8
10K
C3
0.1μF
R2
VID4
VID3
VID2
VID1
VID0
PWRGD
OUTEN
LX1670
C10
0.1μF
C7
0.1μF
1K
R3
C8
680pF
V
VREF
INV
NINV/SS
HICCUP
C
T
OT
ADJ
SGND
EN
PGND
BDRV
V
CC
SYNCEN
CS+
CS-
9
TDRV
V
C1
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
LX1661
C4
390μF
R4
1K
C9
1μF
R7 10
1K
R6
R8 10
R5
1K
C1
390pF
JP3
JP4
C19
0.1μF
VRM
CONTROLLER
D1
1N4148
D2
1N4148
Q1
IRL3103
Q2
IRL3103
C20
0.1μF
R13
10
L1
TOROID
5μH
R1
5m
Q3
2N6504
C13
C12
C5
1
6
SUPPLY OUTPUT CLAMP
C2
1500μF
6.3V
C11
JP2
JP1
5V
IN
12V
IN
F1
16A 32V
1500μF
6.3V
1
6
1
6
See Note 1
See Note 1
See Note 1
PRODUCTION DATA - Information contained in this document is proprietary to Linfinity, and is current as of publication date. This document
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