LTC2925CUF Linear Technology, LTC2925CUF Datasheet - Page 24

• Manufacturer Part Number: LTC2925CUF
• Description: IC POWER SUPPLY CONTROLLER 24QFN
• Manufacturer: Linear Technology

Specifications of LTC2925CUF

• Applications: Power Supply Controller
• Voltage - Supply: 2.9 V ~ 5.5 V
• Current - Supply: 1.5mA
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 24-QFN
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Voltage - Input: -

LTC2925
TYPICAL APPLICATION
RELATED PARTS
PART NUMBER
LTC2900
LTC2901
LTC2902
LTC2920
LTC2921/LTC2922
LTC2923
24
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
DESCRIPTION
Quad Voltage Monitor in MSOP and DFN
Quad Voltage Monitor with Watchdog
Quad Voltage Monitor with Adjustable Reset
Power Supply Margining Controller
Power Supply Tracker with Input Monitors
Power Supply Sequencing/Tracking Controller
●
FAX: [phone]
R
16.5k
R
13k
41.2k
V
R
TB1
TA1
IN
TA2
V
V
IN
IN
10k
10k
R
88.7k
R
138k
R
100k
86.6k
R
100k
R
TB2
ONB
ONA
TB3
TA3
0.1μF
Electronic Circuit Breaker Monitors Slave Output
●
V
ON
REMOTE
STATUS
FAULT
RAMPBUF
TRACK1
TRACK2
TRACK3
GND
CC
www.linear.com
SCTMR
C
0.41μF
SCTMR
LTC2925
SDTMR
10Ω
Si4412ADY
GATE
C
0.082μF
Q1
SDTMR
C
0.1μF
GATE
PGTMR
SENSEP
SENSEN
C
0.82μF
RAMP
COMMENTS
16 User Selectable Combinations, ±1.5% Threshold Accuracy
16 User Selectable Combinations, Adjustable Timers
5%, 2.5%, 10% and 12.5% Selectable Supply Tolerances
Single or Dual, Symmetric/Asymmetric High and Low Margining
Includes Three (LTC2921) or Five (LTC2922) Remote Sense Switches
Controls Two Supplies Without FETs, MSOP-10 and DFN-12 Packages
PGTMR
SD1
SD2
SD3
FB1
FB2
FB3
PGI
MASTER
R
35.7k
R
41.2k
R
100k
RST
RUN/SS
FB = 1.235V
RUN/SS
FB = 0.8V OUT
RUN/SS
FB = 0.8V
FA1
FA2
FA3
MONITOR
SUPPLY
DC/DC
DC/DC
DC/DC
16.5k
86.6k
R
88.7k
R
R
FB1
FB3
FB2
3.3V
OUT
3.3V
3.3V
OUT
IN
IN
IN
0.015W
1.8V
SLAVE1
2.5V
SLAVE2
2925 TA03b
© LINEAR TECHNOLOGY CORPORATION 2004
1.5V
SLAVE3
LT 1207 REV C • PRINTED IN USA
2925fc