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参数资料
| 型号： | TPS3813K33DBVTG4 |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | 1-CHANNEL POWER SUPPLY MANAGEMENT CKT, PDSO6 |
| 封装： | GREEN, PLASTIC, SOT-23, 6 PIN |
| 文件页数： | 12/18页 |
| 文件大小： | 536K |
| 代理商： | TPS3813K33DBVTG4 |
Pull-up
50 A
V
www.ti.com
SLVS331E – DECEMBER 2000 – REVISED OCTOBER 2010
RECOMMENDED OPERATING CONDITIONS
At specified temperature range.
MIN
MAX
UNIT
VDD
Supply voltage
2
6
V
VI
Input voltage
0
VDD + 0.3
V
VIH
High-level input voltage
0.7 × VDD
V
VIL
Low-level input voltage
0.3 × VDD
V
Δt/ΔV
Input transition rise and fall rate
100
ns/V
tw
Pulse width of WDI trigger pulse
50
ns
TA
Operating free-air temperature range
–40
+85
°C
RESET
Pull-up resistor value
Ω
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 mA
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 mA
0.2
V
TPS3813J25
2.2
2.25
2.3
TPS3813L30
2.58
2.64
2.7
Negative-going input threshold
VIT
TA = –40°C to +85°C
V
voltage (2)
TPS3813K33
2.87
2.93
3
TPS3813I50
4.45
4.55
4.65
TPS3813J25
30
TPS3813L30
35
Vhys
Hysteresis
mV
TPS3813K33
40
TPS3813I50
60
WDI, WDR
WDI = VDD = 6 V, WDR = VDD = 6 V
–25
25
IIH
High-level input current
WDT
WDT = VDD = 6 V, VDD > VIT, RESET = High
–100
100
nA
WDI, WDR
WDI = 0 V, WDR = 0 V, VDD = 6 V
–25
25
IIL
Low-level input current
WDT
WDT = 0 V, VDD > VIT, RESET = High
–100
100
IOH
High-level output current
VDD = VIT + 0.2 V, VOH = VDD
25
nA
VDD = 2 V output unconnected
9
13
IDD
Supply current
mA
VDD = 5 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 (ceramic, 0.1 mF) should be placed near to the supply terminals.
Copyright 2000–2010, Texas Instruments Incorporated
3
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