參數(shù)資料
型號： 2045A
廠商： Texas Instruments, Inc.
英文描述： CURRENT-LIMITED POWER-DISTRIBUTION SWITCHES
中文描述： 限流配電開關
文件頁數(shù)： 7/31頁
文件大?。?/td> 478K
代理商： 2045A
TPS2045A, TPS2046A, TPS2047A, TPS2048A
TPS2055A, TPS2056A, TPS2057A, TPS2058A
CURRENT-LIMITED POWER-DISTRIBUTION SWITCHES
SLVS251A
–
SEPTEMBER 2000
–
REVISED FEBRUARY 2001
7
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
Terminal Functions (Continued)
TPS2047A and TPS2057A
TERMINAL
NAME
NO.
I/O
DESCRIPTION
TPS2047A
3
4
7
–
–
–
1
5
2
6
8, 9, 10
16
13
12
15
14
11
TPS2057A
–
–
–
3
4
7
1
5
2
6
8, 9, 10
16
13
12
15
14
11
EN1
EN2
EN3
EN1
EN2
EN3
GNDA
GNDB
IN1
IN2
NC
OC1
OC2
OC3
OUT1
OUT2
OUT3
I
I
I
I
I
I
Enable input, logic low turns on power switch, IN1-OUT1.
Enable input, logic low turns on power switch, IN1-OUT2.
Enable input, logic low turns on power switch, IN2-OUT3.
Enable input, logic high turns on power switch, IN1-OUT1.
Enable input, logic high turns on power switch, IN1-OUT2.
Enable input, logic high turns on power switch, IN2-OUT3.
Ground for IN1 switch and circuitry.
Ground for IN2 switch and circuitry.
Input voltage
Input voltage
No connection
Overcurrent, open drain output active low, IN1-OUT1
Overcurrent, open drain output active low, IN1-OUT2
Overcurrent, open drain output active low, IN2-OUT3
Power-switch output, IN1-OUT1
Power-switch output, IN1-OUT2
Power-switch output, IN2-OUT3
I
I
O
O
O
O
O
O
TPS2048A and TPS2058A
TERMINAL
NAME
NO.
I/O
DESCRIPTION
TPS2048A
3
4
7
8
–
–
–
–
1
5
2
6
16
13
12
9
15
14
11
10
TPS2058A
–
–
–
–
3
4
7
8
1
5
2
6
16
13
12
9
15
14
11
10
EN1
EN2
EN3
EN4
EN1
EN2
EN3
EN4
GNDA
GNDB
IN1
IN2
OC1
OC2
OC3
OC4
OUT1
OUT2
OUT3
OUT4
I
I
I
I
I
I
I
I
Enable input. logic low turns on power switch, IN1-OUT1.
Enable input. Logic low turns on power switch, IN1-OUT2.
Enable input. Logic low turns on power switch, IN2-OUT3.
Enable input. Logic low turns on power switch, IN2-OUT4.
Enable input. Logic high turns on power switch, IN1-OUT1.
Enable input. Logic high turns on power switch, IN1-OUT2.
Enable input. Logic high turns on power switch, IN2-OUT3.
Enable input. Logic high turns on power switch, IN2-OUT4.
Ground for IN1 switch and circuitry.
Ground for IN2 switch and circuitry.
Input voltage
Input voltage
Overcurrent. Open drain output active low, IN1-OUT1
Overcurrent. Open drain output active low, IN1-OUT2
Overcurrent. Open drain output active low, IN2-OUT3
Overcurrent. Open drain output active low, IN2-OUT4
Power-switch output, IN1-OUT1
Power-switch output, IN1-OUT2
Power-switch output, IN2-OUT3
Power-switch output, IN2-OUT4
I
I
O
O
O
O
O
O
O
O
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