13
LTC2902
2902f
Quad Supply Monitor, 5% Tolerance
5V, 3V, 1.8V, 12V (ADJ)
TYPICAL APPLICATIO S
U
5V, –5V Monitor with Unused V2, V3 Inputs Pulled
Above Trip Thresholds (5% Tolerance)
COMP2
COMP4
V2
V4
V
REF
V
PG
GND
T1
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
COMP3
COMP1
V3
V1
CRT
RST
T0
RDIS
R4
121k
1%
R3
464k
1%
SYSTEM
RESET
–5V
5V
R2
86.6k
1%
R1
16.2k
1%
LTC2902
V
TRIP
= –4.64V
2902 TA03
C
RT
COMP2
COMP4
V2
V4
V
REF
V
PG
GND
T1
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
COMP3
COMP1
V3
V1
CRT
RST
T0
RDIS
R3
2.15M
1%
SYSTEM
RESET
1.8V 3V
12V
5V
C
RT
R4
100k
1%
LTC2902
V
TRIP
= 11.25V
2902 TA02
14
LTC2902
2902f
TYPICAL APPLICATIO S
U
Quad Supply Monitor with LED Undervoltage Indicators,
12.5% Tolerance, Reset Disabled
5V, 3.3V, 2.5V, 1.5V
COMP2
COMP4
V2
V4
V
REF
V
PG
GND
T1
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
COMP3
COMP1
V3
V1
CRT
RST
T0
RDIS
1.5V
3.3V
5V
2.5V
R2
47.5k
1%
R1
53.6k
1%
R
L2
1k
LED
LTC2902
2902 TA04
C
RT
R
L4
1k
LED
R
L3
1k
LED
R
L1
1k
LED
15
LTC2902
2902f
U
PACKAGE DESCRIPTIO
GN Package
16-Lead Plastic SSOP (Narrow .150 Inch)
(Reference LTC DWG # 05-08-1641)
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 represen-
tation that the interconnection of its circuits as described herein will not infringe on existing patent rights.
GN16 (SSOP) 0502
12
3
4
5
6
7
8
.229 – .244
(5.817 – 6.198)
.150 – .157**
(3.810 – 3.988)
16
15
14
13
.189 – .196*
(4.801 – 4.978)
12 11 10
9
.016 – .050
(0.406 – 1.270)
.015
± .004
(0.38 ± 0.10)
× 45°
0° – 8° TYP
.007 – .0098
(0.178 – 0.249)
.053 – .068
(1.351 – 1.727)
.008 – .012
(0.203 – 0.305)
.004 – .0098
(0.102 – 0.249)
.0250
(0.635)
BSC
.009
(0.229)
REF
.254 MIN
RECOMMENDED SOLDER PAD LAYOUT
.150 – .165
.0250 TYP.0165 ±.0015
.045 ±.005
*DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
**DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
INCHES
(MILLIMETERS)
NOTE:
1. CONTROLLING DIMENSION: INCHES
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE

LTC2902-2CGN#TRPBF

Mfr. #:
Manufacturer:
Analog Devices Inc.
Description:
Supervisory Circuits Quad Monitor w/RST Disable, TOL Select
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union