LTC1642C LINER [Linear Technology], LTC1642C Datasheet - Page 12

• Manufacturer Part Number: LTC1642C
• Description: Hot Swap Controller
• Manufacturer: LINER [Linear Technology]

LTC1642
TYPICAL APPLICATIO
PART NUMBER
LTC1421
LTC1422
LT1640
LTC1643
12
RELATED PARTS
3.3V POWER-GOOD = 3.00V
5V
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 s
UNDERVOLTAGE = 4.49V
OVERVOLTAGE = 5.47V
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone] www.linear-tech.com
270pF
C9
36.5k
2.55k
11.3k
1%
1%
1%
R10
12k
R5
R6
R7
DESCRIPTION
Hot Swap Controller
Hot Swap Controller
Negative Voltage Hot Swap Controller
PCI-Bus Hot Swap Controller
1N4148
KEMET
0.1 F
C14
2200pF
TANT
15 F
C6
10V
D3
C8
+
51
10
R9
4
6
9
COMPOUT
ON
FAULT
OV
U
C7
0.1 F
7
8
5
6
V
CC
PV
G2
SHDN
COMP
16
GND
LTC1430CS
5V To 3.3V Hot Swap Supply Using the LTC1430
R1, 0.005
CC2
8
U2
0.33 F
PV
MBR0530T1
GND
C3
CC1
G1
FB
BRK TMR
LTC1642
SENSE
U1
2
1
4
3
15
2
D2
100
MTB50N06V
RST TMR
R2
GATE
Q1
C15
0.1 F
14
3
4
4
C2
0.33 F
CRWBR
COMP
COMP
RESET
5 6 7 8
1 2 3
5
1 2 3
REF
6 7 8
FB
0.1 F
–
+
330
R8
C4
5
7
1
12
11
13
Q4
Si4412DY
Q5
Si4412DY
2N2222
C1
47nF
C5
0.01 F
CDRH1273R5
Q2
D1
MBRS130T3
3.5 H
L1
COMMENTS
Multiple Supplies
Single Supply in SO-8
Negative High Voltage Supplies
3.3V, 5V, 12V, –12V Supplies for PCI Bus
680pF
C18
Q3
MCR
12DC
KEMET
R11
16.5k
1%
KEMET
R12
10.2k
1%
330 F
330 F
TANT
TANT
R3
32.4k
1%
R4
13k
1%
6.3V
6.3V
C16
C10
1642is, sn1642 LT/TP 0599 4K • PRINTED IN USA
+
+
LINEAR TECHNOLOGY CORPORATION 1999
KEMET
KEMET
330 F
330 F
5V POWER-GOOD = 4.75V
TANT
TANT
6.3V
6.3V
C17
C11
+
+
KEMET
330 F
TANT
6.3V
C13
1 F
C12
+
1642 TA02
R13
17.4k
1%
R14
12.1k
1%
3.3V
OUT
AT 5A