參數(shù)資料
型號(hào)： TLV809K33DBZR
廠商： TEXAS INSTRUMENTS INC
元件分類： 電源管理
英文描述： 1-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO3
封裝： GREEN, PLASTIC, SOT-23, 3 PIN
文件頁(yè)數(shù)： 8/14頁(yè)
文件大小： 430K
代理商： TLV809K33DBZR
www.ti.com
SLVSA03B – JUNE 2010 – REVISED SEPTEMBER 2010
THERMAL INFORMATION
TLV809
THERMAL METRIC(1)
DBV
DBZ
UNITS
3 PINS
qJA
Junction-to-ambient thermal resistance
242.1
286.9
qJCtop
Junction-to-case (top) thermal resistance
213.0
105.6
qJB
Junction-to-board thermal resistance
123.4
124.4
°C/W
yJT
Junction-to-top characterization parameter
45.7
25.8
yJB
Junction-to-board characterization parameter
130.9
107.9
qJCbot
Junction-to-case (bottom) thermal resistance
—
(1)
For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
RECOMMENDED OPERATING CONDITIONS
At specified temperature range (unless otherwise noted).
MIN
MAX
UNIT
VDD
Supply voltage
2
6
V
TA
Operating free-air temperature range
–40
+85
°C
ELECTRICAL CHARACTERISTICS
Over recommended operating free-air temperature range (unless otherwise noted).
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD = 2.5 V to 6 V,
IOH = –500 A
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,
IOH = 500 A
0.2
VOL
Low-level output voltage
VDD = 3.3 V,
IOH = 2 mA
0.4
V
VDD = 6 V,
IOH = 4 mA
0.4
Power-up reset voltage(1)
VDD ≥ 1.1 V,
IOL = 50 A
0.2
V
TLV809J25
2.20
2.25
2.30
TLV809L30
2.58
2.64
2.70
Negative-going input
VIT–
TA = – 40°C to 85°C
v
threshold voltage(2)
TLV809K33
2.87
2.93
2.99
TLV809I50
4.45
4.55
4.65
TLV809J25
30
TLV809L30
35
Vhys
Hysteresis
mV
TLV809K33
40
TLV809I50
60
VDD = 2 V,
Output unconnected
9
12
IDD
Supply current
A
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 ms/V.
(2)
To ensure best stability of the threshold voltage, a bypass capacitor ( 0.1-F ceramic) should be placed near the supply terminals.
Copyright 2010, Texas Instruments Incorporated
3
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