參數(shù)資料
型號: LTC1985ES5-1.8
廠商: LINEAR TECHNOLOGY CORP
元件分類: 電源管理
英文描述: Micropower Precision Triple Supply Monitor with Push-Pull Reset Output in a 5-Lead SOT-23 Package
中文描述: 3-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5
封裝: PLASTIC, SOT-23, 5 PIN
文件頁數(shù): 8/8頁
文件大?。?/td> 135K
代理商: LTC1985ES5-1.8
8
LTC1985-1.8
LINEAR TECHNOLOGY CORPORATION 2000
1985i LT/TP 0300 4K PRINTED IN THE USA
PART NUMBER
LTC690
LTC694-3.3
LTC699
LTC1232
LTC1326
LTC1326-2.5
LTC1536
LTC1726-25
LTC1726-5
LTC1727
LTC1728
DESCRIPTION
5V Supply Monitor, Watchdog Timer and Battery Backup
3.3V Supply Monitor, Watchdog Timer and Battery Backup
5V Supply Monitor and Watchdog Timer
5V Supply Monitor, Watchdog Timer and Push-Button Reset
Micropower Precision Triple Supply Monitor for 5V, 3.3V and ADJ
Micropower Precision Triple Supply Monitor for 2.5V, 3.3V and ADJ
Precision Triple Supply Monitor for PCI Applications
Micropower Triple Supply Monitor for 2.5V, 3.3V and ADJ
Micropower Triple Supply Monitor for 5V, 3.3V and ADJ
Micropower Triple Supply Monitor
Micropower Triple Supply Monitor
COMMENTS
4.65V Threshold
2.9V Threshold
4.65V Threshold
4.37V/4.62V Threshold
4.725V, 3.118V, 1V Thresholds (
±
0.75%)
2.363V, 3.118V, 1V Thresholds (
±
0.75%)
Meets PCI t
FAIL
Timing Specifications
Adjustable RESET and Watchdog Time Outs
Adjustable RESET and Watchdog Time Outs
Individual Monitor Outputs
5-Lead SOT-23 Package
RELATED PARTS
Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
(408) 432-1900
G
FAX: (408) 434-0507
G
www.linear-tech.com
TYPICAL APPLICATIO
U
Triple Supply Monitor with Manual Reset Button
S5 Package
5-Lead Plastic SOT-23
(LTC DWG # 05-08-1633)
PACKAGE DESCRIPTIO
U
Dimensions in inches (millimeters) unless otherwise noted.
V
CC3
V
CC18
V
CCA
RST
LTC1985-1.8
GND
1985-18 TA02
100nF
5
1.8V
3V
2.5V
V
TRIP
= 2.3V
1
2
R2
100k
0.1%
*OPTIONAL RESISTOR RECOMMENDED
TO EXTEND ESD TOLERANCE
R3*
10k
5%
MANUAL
RESET BUTTON
(NORMALLY OPEN)
4
3
R1
130k
0.1%
100nF
V
TRIP
=
(R1 + R2)
R1 = R2
– 1
V
CCA
R2
(
)
V
TRIP
V
CCA
1.50 – 1.75
(0.059 – 0.069)
0.35 – 0.55
(0.014 – 0.022)
S5 SOT-23 0599
0.09 – 0.20
(0.004 – 0.008)
(NOTE 2)
2.60 – 3.00
(0.102 – 0.118)
NOTE:
1. DIMENSIONS ARE IN MILLIMETERS
2. DIMENSIONS ARE INCLUSIVE OF PLATING
3. DIMENSIONS ARE EXCLUSIVE OF MOLD FLASH AND METAL BURR
4. MOLD FLASH SHALL NOT EXCEED 0.254mm
5. PACKAGE EIAJ REFERENCE IS SC-74A (EIAJ)
0.35 – 0.50
(0.014 – 0.020)
FIVE PLACES (NOTE 2)
0.90 – 1.45
(0.035 – 0.057)
0.90 – 1.30
(0.035 – 0.051)
0.00 – 0.15
(0.00 – 0.006)
0.95
(0.037)
REF
2.80 – 3.00
(0.110 – 0.118)
(NOTE 3)
1.90
(0.074)
REF
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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