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参数资料
| 型号： | TPS3838L30DBVT |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5 |
| 封装： | GREEN, PLASTIC, SOT-23, 5 PIN |
| 文件页数： | 17/22页 |
| 文件大小： | 0K |
| 代理商： | TPS3838L30DBVT |
TPS3836
TPS3837
TPS3838
SLVS292E – JUNE 2000 – REVISED OCTOBER 2010
www.ti.com
SWITCHING CHARACTERISTICS
At TA = +25°C, RL = 1 M, and CL = 50 pF, unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD ≥ VIT + 0.2 V, MR = 0.7 × VDD,
5
10
15
CT = GND, (See Timing Diagram)
tD
Delay time
ms
VDD ≥ VIT + 0.2 V, MR = 0.7 × VDD,
100
200
300
CT = VDD, (See Timing Diagram)
VDD to RESET
VIL = VIT – 0.2 V, VIH = VIT + 0.2 V
10
Propagation (delay) time,
tPHL
delay (TPS3836,
ms
high-to-low-level output
VIL = 1.6 V
50
TPS3838)
VIL = VIT – 0.2 V, VIH = VIT + 0.2 V
10
Propagation (delay) time,
VDD to RESET
tPLH
ms
low-to-high-level output
delay (TPS3837)
VIL = 1.6 V
50
MR to RESET
Propagation (delay) time,
VDD ≥ VIT + 0.2 V, VIL = 0.3 × VDD, VIL
tPHL
delay (TPS3836,
0.1
ms
high-to-low-level output
= 0.7 × VDD
TPS3838)
Propagation (delay) time,
MR to RESET
VDD ≥ VIT + 0.2 V, VIL = 0.3 × VDD,
tPLH
0.1
ms
low-to-high-level output
delay (TPS3837)
VIL = 0.7 × VDD
TIMING REQUIREMENTS
At TA = +25°C, RL = 1 M, and CL = 50 pF, unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
at VDD
VIH = VIT + 0.2 V, VIL = VIT – 0.2 V
6
tW
Pulse width
ms
at MR
VDD ≥ VIT + 0.2 V, VIL = 0.3 × VDD, VIH = 0.7 × VDD
1
4
Copyright 2000–2010, Texas Instruments Incorporated
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