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LTC1642IGN Datenblatt(PDF) 12 Page - Linear Technology

Teilenummer LTC1642IGN
Bauteilbeschribung  Hot Swap Controller
PDF  12 Pages
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Hersteller  LINER [Linear Technology]
Direct Link  http://www.linear.com
Logo LINER - Linear Technology

LTC1642IGN Datenblatt(HTML) 12 Page - Linear Technology

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LTC1642
©LINEAR TECHNOLOGY CORPORATION 1999
1642is, sn1642 LT/TP 0599 4K • PRINTED IN USA
RELATED PARTS
PART NUMBER
DESCRIPTION
COMMENTS
LTC1421
Hot Swap Controller
Multiple Supplies
LTC1422
Hot Swap Controller
Single Supply in SO-8
LT1640
Negative Voltage Hot Swap Controller
Negative High Voltage Supplies
LTC1643
PCI-Bus Hot Swap Controller
3.3V, 5V, 12V, –12V Supplies for PCI Bus
TYPICAL APPLICATIO
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408)432-1900 q FAX:(408)434-0507 q www.linear-tech.com
PVCC2
G2
SHDN
COMP
PVCC1
G1
FB
GND
7
8
5
6
2
1
4
3
U2
LTC1430CS
Q4
Si4412DY
L1
3.5
µH
CDRH1273R5
Q5
Si4412DY
5V
VCC
SENSE
GATE
GND
BRK TMR
U1
LTC1642
RST TMR
16
15
14
823
COMPOUT
ON
FAULT
OV
10
4
6
9
RESET
FB
CRWBR
COMP+
REF
COMP–
5
7
1
11
13
12
C3
0.33
µF
C2
0.33
µF
C4
0.1
µF
Q2
2N2222
Q3
MCR
12DC
R6
2.55k
1%
D3
1N4148
R5
36.5k
1%
R10
12k
C14
2200pF
R11
16.5k
1%
R12
10.2k
1%
R2
100
Ω
R3
32.4k
1%
R4
13k
1%
Q1
MTB50N06V
C5
0.01
µF
C1
47nF
C6
0.1
µF
R8
330
Ω
R7
11.3k
1%
5V POWER-GOOD = 4.75V
3.3V POWER-GOOD = 3.00V
1642 TA02
LATCH OFF: FLOAT FAULT
AUTOMATIC RETRY: TIE FAULT TO ON
ALL RESISTORS 5% UNLESS OTHERWISE NOTED
RESET TIME = 200ms
CURRENT LIMIT TIME =20ms
CROWBAR TIME = 90
µs
UNDERVOLTAGE = 4.49V
OVERVOLTAGE = 5.47V
R1, 0.005
Ω
C7
0.1
µF
D1
MBRS130T3
C9
270pF
C8
15
µF
10V
KEMET
TANT
+
5 6 78
1 2 3
5
4
4
6 78
1 2 3
C15
0.1
µF
D2
MBR0530T1
C18
680pF
C10
330
µF
6.3V
KEMET
TANT
+
C11
330
µF
6.3V
KEMET
TANT
+
C12
330
µF
6.3V
KEMET
TANT
+
C16
330
µF
6.3V
KEMET
TANT
+
C17
330
µF
6.3V
KEMET
TANT
+
C13
1
µF
R13
17.4k
1%
3.3V
OUT
AT 5A
R14
12.1k
1%
R9
51
Ω
5V To 3.3V Hot Swap Supply Using the LTC1430



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