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TPS3809J25 Datasheet(PDF) 4 Page - Texas Instruments

Part # TPS3809J25
Description  3-PIN SUPPLY VOLTAGE SUPERVISORS
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Manufacturer  TI1 [Texas Instruments]
Direct Link  http://www.ti.com
Logo TI1 - Texas Instruments

TPS3809J25 Datasheet(HTML) 4 Page - Texas Instruments

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TPS3809J25, TPS3809L30
TPS3809K33, TPS3809I50
SLVS228B – AUGUST 1999 – REVISED JULY 2012
www.ti.com
ELECTRICAL CHARACTERISTICS
Overrecommended operating free-air temperature range (unless otherwise noted).
TPS3800-xx, TPS3801-xx, TPS3802-
xx
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD = 2.5 V to 6 V IOH = –500 μA
VDD –0.2
VOH
High-level output voltage
VDD = 3.3 V IOH = –2 mA
VDD –0.4
V
VDD = 6 V IOH = –4 mA
VDD –0.4
VDD = 2 V to 6 V, IOL = 500 μA
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)
VDD ≥ 1.1 V, IOL = 50 μA
0.2
V
TPS3809J25
2.2
2.25
2.3
TPS3809L30
2.58
2.64
2.7
Negative-going input
VIT–
TA = –40°C to 85°C
V
threshold voltage(2)
TPS3809K33
2.87
2.93
2.99
TPS3809I50
4.45
4.55
4.65
TPS3809J25
30
TPS3809L30
35
Vhys
Threshold hysteresis
mV
TPS3809K33
40
TPS3809I50
60
VDD = 2 V, output unconnected
9
12
IDD
Supply current
μA
VDD = 6 V, output unconnected
20
25
Ci
Input capacitance
VI = 0 V to VDD
5
pF
(1)
The lowest supply voltage at which RESET becomes active. tr, VDD ≥ 15 μs/V.
(2)
To ensure the best stability of the threshold voltage, a bypass capacitor (0.1-
μF ceramic) should be placed near the supply terminals.
TIMING REQUIREMENTS
at RL = 1 MΩ, CL = 50 pF, TA = 25°C
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
tw
Pulse width
at VDD
VDD = VIT– + 0.2 V, VDD = VIT– –0.2 V
3
μs
SWITCHING CHARACTERISTICS
at RL = 1 MΩ, CL = 50 pF, TA = 25°C
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD ≥ VIT– + 0.2 V,
td
Delay time
120
200
280
ms
See timing diagram
VIL = VIT– – 0.2 V,
Propagation (delay) time, high-to-low-level
1
μs
tPHL
VDD to RESET delay
VIH = VIT– + 0.2 V
output
4
Copyright © 1999–2012, Texas Instruments Incorporated


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