LTC1645CS8 Linear Technology, LTC1645CS8 Datasheet - Page 24

• Manufacturer Part Number: LTC1645CS8
• Description: IC CTRLR SEQ HOTSWAP DUAL 8SOIC
• Manufacturer: Linear Technology
• Type: Hot-Swap Controllerr

Specifications of LTC1645CS8

• Applications: General Purpose
• Internal Switch(s): No
• Voltage - Supply: 1.2 V ~ 12 V
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 8-SOIC (0.154", 3.90mm Width)
• Linear Misc Type: Positive Low Voltage
• Family Name: LTC1645
• Package Type: SOIC N
• Operating Supply Voltage (min): 1.2V
• Operating Supply Voltage (max): 12V
• Operating Temperature (min): 0C
• Operating Temperature (max): 70C
• Operating Temperature Classification: Commercial
• Product Depth (mm): 3.99mm
• Product Height (mm): 1.5mm
• Product Length (mm): 5mm
• Mounting: Surface Mount
• Pin Count: 8
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

RELATED PARTS
TYPICAL APPLICATIO
PART NUMBER
LTC1421
LTC1422
LT
LT1641-1/LT1641-2
LTC1642
LTC1643AL/LTC1643AL-1/ PCI-Bus Hot Swap Controllers
LTC1643AH
LTC1647
LTC2921/LTC2922
LTC2923
LTC4211
LT4220
LTC4230
LTC1645
24
®
1640AL/LT1640AH
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] FAX: [phone]
3.3V
2.5V
V
V
IN1
IN2
BOTH CURRENT LIMITS: 5A
POINT:
1.37k
1%
1.18k
1%
TRIP
3V
DESCRIPTION
Hot Swap Controller
Hot Swap Controller
Negative Voltage Hot Swap Controllers
Positive Voltage Hot Swap Controllers
Fault Protected Hot Swap Controller
Dual Hot Swap Controller
Power Supply Tracker with Input Monitors
Power Supply Sequencing/Tracking Controller
Single Channel Hot Swap Controller
Dual Supply Hot Swap Controller
Triple Hot Swap Controller with Multifunction
Current Control
4.99k
1%
1.82k
1%
*WSL1206-01-1% (VISHAY DALE)
10
10k
4
U
ON
FAULT
V
CC1
0.01 *
14
www.linear.com
Dual Supply Hot Swap with Tracking Outputs
TIMER
SENSE1
13
11
0.33 F
GATE1
(14-LEAD)
LTC1645
12
V
CC2
0.01 *
1
SENSE2
GND
2
7
1/2 Si4920DY
COMPOUT
GATE2
COMP
RESET
Q2
3
10
FB
1/2 Si4920DY
+
8
9
6
5
Q1
COMMENTS
Dual Supplies from 3V to 12V, Additionally – 12V
Single Supply Hot Swap in SO-8 from 3V to 12V
Negative High Voltage Supplies from –10V to – 80V
Positive High Voltage Supplies From 9V to 80V
3V to 15V, Overvoltage Protection Up to 33V
3.3V, 5V, 12V, –12V Supplies for PCI Bus
Dual ON Pins for Supplies from 3V to 15V
Includes 3 (LTC2921) or 5 (LTC2922) Remote Sense Switches
Controls Two Supplies Without FETs, Tracks Up and Down
8-Pin or 10-Pin with Overvoltage and Overcurrent Protection
1.7V to 16.5V, Active Inrush Limiting, Fast Comparator
2.7V to 16.5V, Supply Tracking Mode
10
0.1 F
25V
1645 F15
D2
1N4002
D1
1N4002
1.18k
1%
1.37k
1%
D3
MBR0530T1
10k
LINEAR TECHNOLOGY CORPORATION 1999
LT/TP 0404 1K REV A • PRINTED IN USA
+
+
C
C
LOAD1
LOAD2
P RESET
V
3.3V
2.5A
V
2.5V
2.5A
OUT1
OUT2
1645fa