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LTC2952CUF#TRPBF

P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30
LTC2952
28
2952fb
PACKAGE DESCRIPTION
4.00 0.10
4.00 0.10
NOTE:
1. DRAWING IS PROPOSED TO BE MADE A JEDEC PACKAGE OUTLINE MO-220
VARIATION (WGGD-1)—TO BE APPROVED
2. DRAWING NOT TO SCALE
3. ALL DIMENSIONS ARE IN MILLIMETERS
4. DIMENSIONS OF EXPOSED PAD ON BOTTOM OF PACKAGE DO NOT INCLUDE
MOLD FLASH. MOLD FLASH, IF PRESENT, SHALL NOT EXCEED 0.15mm ON ANY SIDE
5. EXPOSED PAD SHALL BE SOLDER PLATED
6. SHADED AREA IS ONLY A REFERENCE FOR PIN 1 LOCATION
ON THE TOP AND BOTTOM OF PACKAGE
PIN 1
TOP MARK
(NOTE 6)
0.40 0.10
2019
1
2
BOTTOM VIEW—EXPOSED PAD
2.00 REF
2.45 0.10
0.75 0.05
R = 0.115
TYP
R = 0.05
TYP
0.25 0.05
0.50 BSC
0.200 REF
0.00 – 0.05
(UF20) QFN 01-07 REV A
RECOMMENDED SOLDER PAD PITCH AND DIMENSIONS
APPLY SOLDER MASK TO AREAS THAT ARE NOT SOLDERED
0.70 0.05
0.25 0.05
0.50 BSC
2.00 REF
2.45 0.05
3.10 0.05
4.50 0.05
PACKAGE OUTLINE
PIN 1 NOTCH
R = 0.20 TYP
OR 0.35 ¥ 45
CHAMFER
2.45 0.10
2.45 0.05
UF Package
20-Lead Plastic QFN (4mm × 4mm)
(Reference LTC DWG # 05-08-1710 Rev A)
Please refer to http://www.linear.com/designtools/packaging/ for the most recent package drawings.
LTC2952
29
2952fb
Information furnished by Linear Technology Corporation is believed to be accurate and reliable.
However, no responsibility is assumed for its use. Linear Technology Corporation makes no representa-
tion that the interconnection of its circuits as described herein will not infringe on existing patent rights.
REV DATE DESCRIPTION PAGE NUMBER
A 02/10 Revised Configuration B of Figure 1 14
B 09/11 Added information to Typical Applications drawings
Revised conditions for t
ONT, OFFT
in Electrical Characteristics
Revised EN, KILL, and WDE pin pin descriptions in Pin Functions
Added information to Figures 1, 3, 4, 6, 7 and 8
Updated values in Applications Information
1, 24, 25, 26, 30
4
10, 11
14 to 18
20, 21
REVISION HISTORY
LTC2952
30
2952fb
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2010
LT 0911 REV B • PRINTED IN USA
PART NUMBER DESCRIPTION COMMENTS
LTC1479 PowerPath Controller for Dual Battery Systems Complete PowerPath Management for Two Batteries; DC Power
Source, Charger and Backup
LTC1726 Micropower Triple Supply Monitor for 2.5V/5V, 3.3V and ADJ Adjustable RESET and Watchdog Timeout
LTC2900 Programmable Quad Supply Monitor Adjustable RESET, 10-Lead MSOP and DFN Packages
LTC2901 Programmable Quad Supply Monitor Adjustable RESET and Watchdog Timer, 16-Lead SSOP Package
LTC2902 Programmable Quad Supply Monitor Adjustable RESET and Tolerance, 16-Lead SSOP Package
LTC2903 Precision Quad Supply Monitor 6-Lead SOT-23 Package
LTC2904/
LTC2905
Three-State Programmable Precision Dual Supply Monitor Adjustable Tolerance, 8-Lead SOT-23 and DFN Packages
LTC2906/
LTC2907
Dual Supply Monitor with One Pin-Selectable Threshold and One
Adjustable Input
0.5V Adjustable Threshold and Three Supply Tolerances, 8-Lead
SOT-23 and DFN Packages
LTC2908 Precision Six Supply Monitors 0.5V Adjustable Threshold, RESET, 8-Lead SOT-23 and DFN Packages
LTC2950/
LTTC2951
Pushbutton On/Off Controller μP Pushbutton Controller Interface with Programmable Debounce On
and Off Timing, 8-Lead SOT23 and DFN Packages
LTC4411 SOT-23 Ideal Diode 2.6A Forward Current, 28mV Regulated Forward Voltage
LTC4412HV PowerPath Controller in ThinSOT™ Efficient Diode-ORing, Automatic Switching, 3V to 36V
RELATED PARTS
LTC2952
μP
LT1767-3.3
SHDN**
V
OUT
V
IN
PFI
G1
VM
RST
INT
G1STAT
PFO
KILL
WDE
G2
V1
V2
M1
M2
PB
EN
VS
ONT
C
ONT
*
22nF
GND OFFT
C
OFFT
*
68nF
R3
1.3M
*OPTIONAL
**SHDN INTERNALLY PULLED UP BY THE LT1767-3.3
2952 TA07
R4
100k
Q1
Si6993DQ
WALL ADAPTER
12V TO 25V 3.3V
Q2
Si6993DQ
9V BATTERY
1k
R1
511k
R2
100k
R5
10k
R8
10k
R7
10k
R6
10k
S1
Wall Adapter and Battery Automatic Load Switchover with Reverse Battery Protection
TYPICAL APPLICATION
P1-P3P4-P6P7-P9P10-P12P13-P15P16-P18P19-P21P22-P24P25-P27P28-P30

LTC2952CUF#TRPBF

Mfr. #:
Buy LTC2952CUF#TRPBF
Manufacturer:
Analog Devices Inc.
Description:
Power Management Specialized - PMIC Push Button Power Path Controller with System Monitoring
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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