LTC2901-4CGN#TRPBF Linear Technology, LTC2901-4CGN#TRPBF Datasheet - Page 16

• Manufacturer Part Number: LTC2901-4CGN#TRPBF
• Description: IC MONITOR QUAD SUPP PROG 16SSOP
• Manufacturer: Linear Technology
• Type: Multi-Voltage Supervisorr

Specifications of LTC2901-4CGN#TRPBF

• Number Of Voltages Monitored: 4
• Output: Push-Pull, Totem Pole
• Reset: Active Low
• Reset Timeout: 5 ms Minimum
• Voltage - Threshold: 16 Selectable Threshold Combinations
• Operating Temperature: 0°C ~ 70°C
• Mounting Type: Surface Mount
• Package / Case: 16-SSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

RELATED PARTS
TYPICAL APPLICATIO
LTC2901
PACKAGE DESCRIPTIO
PART NUMBER
LTC694-3.3
LTC1326
LTC1726-2.5
LTC1727-2.5/LTC1727-5
LTC1728-1.8/LTC1728-3.3
LTC2900
LTC2902
LTC2903
LTC2904/LTC2905
LTC2906/LTC2907
LTC2908
16
(0.178 – 0.249)
.007 – .0098
NOTE:
1. CONTROLLING DIMENSION: INCHES
2. DIMENSIONS ARE IN
3. DRAWING NOT TO SCALE
120V AC
(0.38 ± 0.10)
.015 ± .004
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone]
CONVERTERS
(0.406 – 1.270)
.016 – .050
AC/DC
DC/DC
LOW
VOLTAGE
SECONDARY
(MILLIMETERS)
× 45°
INCHES
●
FAX: [phone]
DESCRIPTION
3.3V Supply Monitor, Watchdog Timer and Battery Backup
Micropower Precision Triple Supply Monitor for 5V, 3.3V and ADJ
Micropower Triple Supply Monitor for 2.5V, 3.3V and ADJ
Micropower Triple Supply Monitors with Open-Drain Reset
Micropower Triple Supply Monitor with Open-Drain Reset
Programmable Quad Supply Monitor
Programmable Quad Supply Monitor
Precision Quad Supply Monitor in 6-Lead SOT-23
Precision Dual Supply Monitors
Precision Six Supply Monitor
0° – 8° TYP
12V
5V
3.3V
2.5V
1.8V
–2V
–5.2V
**DIMENSION DOES NOT INCLUDE INTERLEAD FLASH. INTERLEAD
*DIMENSION DOES NOT INCLUDE MOLD FLASH. MOLD FLASH
–5.2V
SHALL NOT EXCEED 0.006" (0.152mm) PER SIDE
FLASH SHALL NOT EXCEED 0.010" (0.254mm) PER SIDE
Monitor Seven Supplies (12V, 5V, 3.3V, 2.5V, 1.8V, –2V, –5.2V) with
121k
1%
487k
1%
(0.203 – 0.305)
.008 – .012
16.2k
86.6k
TYP
0.1μF
1%
1%
5V
.0532 – .0688
(1.35 – 1.75)
U
3.3V
1.8V
U
●
14
13
12
11
10
www.linear.com
Sequenced Reset and AC Present Indication
4
3
8
100k
16-Lead Plastic SSOP (Narrow .150 Inch)
V1
V2
V3
V4
WDI
V
V
GND
REF
PG
LTC2901-1
(Reference LTC DWG # 05-08-1641)
COMP1
COMP2
COMP3
COMP4
WDO
CWT
RST
CRT
1N4148
(0.635)
2
16
1
15
6
7
5
9
.0250
BSC
(0.102 – 0.249)
GN Package
.004 – .0098
10k
5V MONITOR
3.3V MONITOR
1.8V MONITOR
–5.2V MONITOR
1N4148
C
47nF
RT1
(5.817 – 6.198)
.229 – .244
100k
Q1
2N3904
2.15M
100k
1%
1%
16 15 14 13
1
12V
2 3
(4.801 – 4.978)
–2V
.189 – .196*
0.1μF
121k
1%
187k
1%
4
COMMENTS
2.9V Threshold
4.725V, 3.118V, 1V Thresholds (±0.75%)
Adjustable RESET and Watchdog Time-Outs
Individual Monitor Outputs in MSOP
5-Lead SOT-23 Package
Adjustable Reset Timer, 10-Lead MSOP
and 3mm × 3mm 10-Lead DFN
Adjustable Reset Timer, Supply Tolerance and
Margining Functions, 16-Lead Narrow SSOP
A Variety of Factory Trimmed Voltage Combinations
Pin Selectable Thresholds
8-Lead SOT-23 and DFN Packages
12 11 10 9
5 6 7
78.7k
22.1k
1%
1%
2.5V
8
GN16 (SSOP) 0204
(3.810 – 3.988)
.150 – .157**
14
13
12
11
10
4
3
8
(0.229)
t
t
RST1
WD
.009
REF
V1
V2
V3
V4
WDI
V
V
GND
© LINEAR TECHNOLOGY CORPORATION 2002
REF
PG
LTC2901-1
= 13.6ms
+ t
RST2
COMP1
COMP2
COMP3
COMP4
WDO
CWT
RST
CRT
.254 MIN
.0165 ± .0015
= 432ms
RECOMMENDED SOLDER PAD LAYOUT
LT 0807 REV B • PRINTED IN USA
2
16
1
15
6
7
5
9
C
680pF
WT
10k
2901 TA05
2.5V MONITOR
12V MONITOR
–2V MONITOR
COMMON RESET OUT
AC PRESENT
C
47nF
RT2
.045 ±.005
.150 – .165
2901fb
.0250
BSC