LTC2908
18
2908fd
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
●
FAX: (408) 434-0507
●
www.linear.com
© LINEAR TECHNOLOGY CORPORATION 2004
LT 0210 REV D • PRINTED IN USA
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TYPICAL APPLICATION
PART NUMBER DESCRIPTION COMMENTS
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FAIL
Timing Specifi cations
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16-Lead SSOP Package
LTC2902 Programmable Quad Supply Monitor Adjustable Reset and Tolerance,
16-Lead SSOP Package
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LTC2904 Three-State Programmable Precision Dual Supply Monitor Adjustable Tolerance, 8-Lead SOT-23 and DFN Packages
LTC2905 Three-State Programmable Precision Dual Supply Monitor Adjustable Reset and Tolerance, 8-Lead SOT-23 and
DFN Packages
LTC2906 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
LTC2907 Dual Supply Monitor with One Pin Selectable Threshold and
One Adjustable Input
0.5V Adjustable Threshold, Reset and Three Supply
Tolerances, 8-Lead SOT-23 and DFN Packages
LTC2909 Precision Triple/Dual Input UV, OV and Negative Voltage Monitor Shunt Regulated V
CC
Pin, Adjustable Threshold and
Reset, 8-Lead SOT-23 and DFN Packages
Six Supply Monitor with Manual Reset Button, 5% Tolerance, 12V, 5V, 3.3V, 2.5V, 1.8V, 1.5V
RST
R1
182k
C1
0.1μF
C2
0.1μF
V1 V2 V3 V4
GND
LTC2908-A1
V
ADJ1
12V (V
TRIP
= 11.25V)
5V (V
TRIP
= 4.675V)
3.3V (V
TRIP
= 3.086V)
2.5V (V
TRIP
= 2.338V)
1.8V (V
TRIP
= 1.685V)
1.5V (V
TRIP
= 1.410V)
*OPTIONAL RESISTOR RECOMMENDED
TO EXTEND ESD TOLERANCE
2908 TA04
R2
100k
DC/DC
DC/DC
DC/DC
DC/DC
DC/DC
SYSTEM
MANUAL
RESET BUTTON
(NORMALLY OPEN)
R3
2.15M
V
ADJ2
R5*
10k
R4
100k
