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参数资料
| 型号： | TLV803ZDBZT |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO3 |
| 封装： | PLASTIC, SOT-23, 3 PIN |
| 文件页数： | 7/13页 |
| 文件大小： | 381K |
| 代理商： | TLV803ZDBZT |
t
d
t
d
t
1
0
t
RESET
ForV
<1.1VUndefined
BehaviorofOutput
DD
RESET
1.1V
V
DD
V
IT-
SBVS157A
– APRIL 2011 – REVISED JUNE 2011
RECOMMENDED OPERATING CONDITIONS
At specified temperature range (unless otherwise noted).
MIN
MAX
UNIT
VDD
Supply voltage
1.1
6
V
TA
Operating free-air temperature range
–40
+125
°C
ELECTRICAL CHARACTERISTICS
Over recommended operating free-air temperature range (unless otherwise noted).
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD = 2 V to 6 V, IOL = 500 A
0.2
VOL
Low-level output voltage
VDD = 3.3 V, IOL = 2 mA
0.4
V
VDD = 6 V, IOL = 4 mA
0.4
Power-up reset voltage(1)
IOL = 50 A, VOL < 0.2 V
1.1
V
TLV803Z
2.20
2.25
2.30
TLV803R
2.58
2.64
2.70
Negative-going input
VIT–
TA = – 40°C to 125°C
V
threshold voltage(2)
TLV803S
2.87
2.93
2.99
TLV803M
4.28
4.38
4.48
TLV803Z
30
TLV803R
35
Vhys
Hysteresis
TA = +25°C, IOL = 50 A
mV
TLV803S
40
TLV803M
60
VDD = 2 V, output unconnected
9
15
IDD
Supply current
A
VDD = 6 V, output unconnected
20
30
IOH
Output leakage current
VDD = 6 V
100
nA
(1)
The lowest supply voltage at which RESET becomes valid. tr, VDD ≤ 66.7 V/ms.
(2)
To ensure best stability of the threshold voltage, a bypass capacitor (0.1-
F ceramic) should be placed near the supply terminals.
SWITCHING CHARACTERISTICS
At TA = +25°C, unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
tw
Pulse duration at VDD
VDD = 1.08 VIT– to 0.92 VIT–
1
s
td
Delay time
120
200
280
ms
TIMING DIAGRAM
Copyright
2011, Texas Instruments Incorporated
3
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| TLV809I50DBZT | 功能描述:监控电路 3P Supply Vltg Super RoHS:否 制造商:STMicroelectronics 监测电压数: 监测电压: 欠电压阈值: 过电压阈值: 输出类型:Active Low, Open Drain 人工复位:Resettable 监视器:No Watchdog 电池备用开关:No Backup 上电复位延迟（典型值）:10 s 电源电压-最大:5.5 V 最大工作温度:+ 85 C 安装风格:SMD/SMT 封装 / 箱体:UDFN-6 封装:Reel |
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