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参数资料
| 型号： | TPS3807A30DCKT |
| 厂商： | TEXAS INSTRUMENTS INC |
| 元件分类： | 电源管理 |
| 英文描述： | 2-CHANNEL POWER SUPPLY SUPPORT CKT, PDSO5 |
| 封装： | GREEN, PLASTIC, SC-70, 5 PIN |
| 文件页数： | 6/12页 |
| 文件大小： | 388K |
| 代理商： | TPS3807A30DCKT |
www.ti.com
ELECTRICAL CHARACTERISTICS
TIMING REQUIREMENTS
SWITCHING CHARACTERISTICS
SBVS061B – AUGUST 2005 – REVISED DECEMBER 2006
Over recommended operating temperature range, unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD
Input supply range
1.8
6.5
V
VDD = 3.3V
3.5
6.5
A
RSTVDD, RSTSENSE = open
IDD
Supply current
VDD = 6.5V
4.5
7.5
A
RSTVDD, RSTSENSE = open
VDD = 1.3V, IOL = 0.4mA
0.3
VOL
Low-level output voltage
VDD = 1.8V, IOL = 1mA
0.4
V
VDD = 3.3V, IOL = 2mA
0.4
VRSTVDD (max) = 0.2V,
Power-up reset(1)
0.9
V
IOL = 30A, +25°C
Negative-going input threshold
VDD IT–
2.963
3.000
3.037
V
voltage(2)
VDD IT+
Positive-going input threshold voltage(2)
3.530
3.575
3.620
V
0
°C to +85°C
1.213
1.225
1.237
VSENSE IT– Negative-going input threshold voltage
V
–40
°C to +85°C
1.210
1.225
1.240
VHYS
SENSE input hysteresis
30
mV
ISENSE
Input current
–25
+25
nA
CI
Input capacitance
VI = 0V to VDD
1
pF
IOH
High-level output current
VRSTVDD, RSTSENSE = 6.5V
300
nA
(1)
The lowest supply voltage at which RSTVDD (VRSTVDD (max) = 0.2V, IOL = 30A) becomes active. tr, VDD ≥ 15s/V.
(2)
To ensure best stability of the threshold voltage, a bypass capacitor (ceramic, 0.1
F) should be placed near the V
DD pin.
At T
A = –40°C to +85°C, RL = 1M, and CL = 50pF, unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
tW
Pulse width
VIH = 1.05VIT, VIL = 0.95VIT
10
s
At T
A = –40°C to +85°C, RL = 1M, and CL = 50pF, unless otherwise noted.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
VDD to RSTVDD
Propagation delay time,
tPHL
VIH = 1.05VIT, VIL = 0.95VIT
20
s
high-to-low-level output
SENSE to RSTSENSE
3
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