LTC2952 Linear Technology, LTC2952 Datasheet - Page 30

• Manufacturer Part Number: LTC2952
• Description: Pushbutton PowerPath Controller
• Manufacturer: Linear Technology

www.DataSheet4U.com
RELATED PARTS
LTC2952
PART NUMBER DESCRIPTION
LTC1479
LTC1726
LTC2900
LTC2901
LTC2902
LTC2903
LTC2904/
LTC2905
LTC2906/
LTC2907
LTC2908
LTC2950/
LTTC2951
LTC4411
LTC4412HV
30
TYPICAL APPLICATION
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
WALL ADAPTER
12V TO 25V
PowerPath Controller for Dual Battery Systems
Micropower Triple Supply Monitor for 2.5V/5V, 3.3V and ADJ
Programmable Quad Supply Monitor
Programmable Quad Supply Monitor
Programmable Quad Supply Monitor
Precision Quad Supply Monitor
Three-State Programmable Precision Dual Supply Monitor
Dual Supply Monitor with One Pin-Selectable Threshold and One
Adjustable Input
Precision Six Supply Monitors
Pushbutton On/Off Controller
SOT-23 Ideal Diode
PowerPath Controller in ThinSOT™
9V BATTERY
●
Wall Adapter and Battery Automatic Load Switchover with Reverse Battery Protection
FAX: [phone]
Si6993DQ
S1
Q2
1k
C
ONT
22nF
*
G2
V1
V2
M1
M2
PB
ONT
Si6993DQ
●
www.linear.com
Q1
G1
LTC2952
GND
G1STAT
OFFT
WDE
VS
KILL
RST
PFO
INT
VM
PFI
EN
C
68nF
OFFT
*
R3
1.3M
100k
R4
*OPTIONAL
V
IN
LT1767-3.3
SHDN
COMMENTS
Complete PowerPath Management for Two Batteries; DC Power
Source, Charger and Backup
Adjustable RESET and Watchdog Timeout
Adjustable RESET, 10-Lead MSOP and DFN Packages
Adjustable RESET and Watchdog Timer, 16-Lead SSOP Package
Adjustable RESET and Tolerance, 16-Lead SSOP Package
6-Lead SOT-23 Package
Adjustable Tolerance, 8-Lead SOT-23 and DFN Packages
0.5V Adjustable Threshold and Three Supply Tolerances, 8-Lead
SOT-23 and DFN Packages
0.5V Adjustable Threshold, RESET, 8-Lead SOT-23 and DFN Packages
μP Pushbutton Controller Interface with Programmable Debounce On
and Off Timing, 8-Lead SOT23 and DFN Packages
2.6A Forward Current, 28mV Regulated Forward Voltage
Efficient Diode-ORing, Automatic Switching, 3V to 36V
V
OUT
511k
R1
100k
R2
3.3V
10k
R5
10k
R8
10k
© LINEAR TECHNOLOGY CORPORATION 2010
R7
10k
R6
LT 0210 REV A • PRINTED IN USA
2952 TA07
μP
2952fa