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參數(shù)資料
| 型號： | TPS380xx50 |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | ULTRA-SMALL SUPPLY VOLTAGE SUPERVISORS |
| 中文描述： | 超小型電源電壓監(jiān)控器 |
| 文件頁數(shù)： | 3/11頁 |
| 文件大?。?/td> | 218K |
| 代理商： | TPS380XX50 |
www.ti.com
TPS3800-xx
TPS3801-xx
TPS3802-xx
SLVS219C–AUGUST 1999–REVISED JULY 2003
ELECTRICAL CHARACTERISTICS
over -40
°
C to 85
°
C free-air temperature range (unless otherwise noted)
parameter
test conditions
min
typ
max
unit
V
DD
= 1.6 V to 6 V I
OH
= -500 μA
V
DD
= 3.3 V I
OH
= -2 mA
V
DD
= 6 V I
OH
= -4 mA(1)
V
DD
= 1.6 V to 6 V, I
OL
= 500 μA
V
DD
= 3.3 V, I
OL
= 2 mA
V
DD
= 6 V, I
OL
= 4 mA(1)
V
DD
≥
1.1 V, I
OL
= 50 μA
V
DD
-0.2
V
DD
-0.4
V
DD
-0.4
V
OH
High-level output voltage (RESET)
V
0.2
V
OL
Low-level output voltage (RESET)
0.4
V
0.4
Power-up reset voltage(2)
0.2
V
TPS380x-01
1.117
1.14
1.163
TPS380xE18
1.67
1.71
1.75
TPS380xJ25
2.2
2.25
2.3
TPS380xG27
2.45
2.5
2.55
Negative-going input
threshold voltage(3)
V
IT-
T
A
= -40
°
C to 85
°
C
V
TPS380xL30
2.58
2.64
2.7
TPS380xK33
2.87
2.93
2.99
TPS380xI50
4.45
4.55
4.65
TPS380xT50
3.92
4
4.08
TPS380x-01
15
TPS380xx18
25
TPS380xx25
30
V
hys
Threshold hysteresis
TPS380xx27
35
mV
TPS380xx30
35
TPS380xx33
40
TPS380xx50
60
I
IH
I
IL
I
I
High-level input current (MR )
MR = 0.7
×
V
DD
, V
DD
= 6 V
MR = 0 V, V
DD
= 6 V
-40
-60
-100
μA
Low-level input current (MR)
-130
-200
-340
Input current (SENSE)
-25
25
nA
TPS3801J25,
TPS3801L30,
TPS3801K33,
TPS3801I50,
TPS3801T50
V
DD
= 2 V, MR and output unconnected
9
12
V
DD
= 6 V, MR and output unconnected
20
25
V
= 1.6 V, SENSE = 0 V to V
DD
, output
unconnected
7
10
I
DD
Supply current
μA
TPS3801-01
V
= 4 V, SENSE = 0 V to V
DD
, output
unconnected
9
12
TPS3801E18,
TPS3800G27,
TPS3802K33,
TPS3802L30
V
DD
= 1.6 V, MR and output unconnected
8
11
V
DD
= 4 V, MR and output unconnected
13
18
C
i
Input capacitance
V
I
= 0 V to V
DD
5
pF
(1)
(2)
(3)
Only valid for the TPS3801J25, TPS3801L30, TPS3801K33, TPS3801I50, and TPS3801T50.
The lowest supply voltage at which RESET becomes active. t
r, VDD
≥
15 μs/V.
To ensure the best stability of the threshold voltage, a bypass capacitor (0.1-μF ceramic) should be placed near the supply terminals.
3
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