LTC2924 Linear Technology, LTC2924 Datasheet - Page 20

• Manufacturer Part Number: LTC2924
• Description: Quad Power Supply Sequencer
• Manufacturer: Linear Technology

RELATED PARTS
LTC2924
TYPICAL APPLICATIO
PART NUMBER
LTC2920-1/ LTC2920-2
LTC2921/LTC2922
LTC2923
LTC2925
LTC2926
LTC2927
20
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
BZX84C5V1
ZENER
5.1V
DESCRIPTION
Single/Dual Power Supply Margining Controller
Power Supply Tracker with Input Monitors
Power Supply Tracking Controller
Multiple Power Supply Tracking Controller
Master Controlled Power Supply Tracker
Single Power Supply Tracker
●
SYSTEM
SUPPLY
FAX: [phone]
12V 3-Supply Sequencer with LTC2924 Power Supplied by a Zener Shunt Regulator
12V
1.5k
12V
49.9k
49.9k
2.94k
0.1µF
U
150nF
●
ON
V
HYS/CFG
TMR
CC
www.linear.com
V
V
V
LTC2924
IN
IN
IN
SHDN
SHDN
SHDN
GND
1.2V
3.3V
2.5V
FAULT
DONE
OUT4
OUT3
OUT2
OUT1
PGT
IN4
IN3
IN2
IN1
150nF
ON ≥ 2.2V, OFF ≤ 2V
COMMENTS
Symmetric/Asymmetric High and Low Voltage Margining
3 (LTC2921) or 5 (LTC2922) Remote Sense Switching
Up to 3 Supplies
Power Good Timer, Remote Sense Switch
Closed Loop (Feedback) Tracking for 3 Supplies
For Point of Load or Distributed Applications
20k
7.68k
ON ≥ 3V, OFF ≤ 2.8V
ON ≥ 1.1V, OFF ≤ 1.09V
20k
5.11k
1k
1.24k
V
CC
10k
 LINEAR TECHNOLOGY CORPORATION 2005
www.DataSheet4U.com
LT/LT 1005 REV A • PRINTED IN USA
V
V
V
V
V
V
CC1
CC2
CC1
CC2
CC1
CC2
RESET_B
FPGA
ASIC
µC
V
CC
2924 TA08
10k
2924fa