參數(shù)資料
型號: TPS728XX
廠商: Texas Instruments, Inc.
英文描述: 200mA Low-Dropout Linear Regulator with Pin-Selectable Dual-Voltage Level Output
中文描述: 200mA低與品差線性穩(wěn)壓器可選雙電壓電平輸出
文件頁數(shù): 9/22頁
文件大?。?/td> 763K
代理商: TPS728XX
www.ti.com
1600
1400
1200
1000
800
600
400
200
0
2.5
3.0
3.5
4.0
4.5
V
(V)
IN
I
(
S
5.0
5.5
6.0
6.5
T = 40
T = +25 C
T = +85 C
T = +125 C
-
°
C
°
°
°
I
= 0mA
OUT
350
340
330
320
310
300
290
280
270
2.5
3.0
3.5
4.0
4.5
V
(V)
IN
C
5.0
5.5
6.0
6.5
T = 40
T = +25
°
T = +85
°
T = +125
°
-
°
C
C
C
C
V
= 0.9V (nom)
OUT
350
340
330
320
310
300
290
280
270
2.5
3.0
3.5
4.0
4.5
V
(V)
IN
C
5.0
5.5
6.0
6.5
T = 40
T = +25
°
T = +85
°
T = +125
°
-
°
C
C
C
C
V
= 3.6V (nom)
OUT
90
80
70
60
50
40
30
20
10
0
10
100
1k
10k
100k
1M
Frequency (Hz)
Figure 23.
P
10M
200mA
100mA
5mA
V
V
C
= 2.7V
= 1.85V
= 1 F
OUT
IN
OUT
m
90
80
70
60
50
40
30
20
10
0
10
100
1k
10k
100k
1M
Frequency (Hz)
Figure 24.
P
10M
200mA
100mA
5mA
V
V
C
= 2.85V
= 1.85V
= 1 F
OUT
IN
OUT
m
90
80
70
60
50
40
30
20
10
0
10
100
1k
10k
100k
1M
Frequency (Hz)
Figure 25.
P
10M
200mA
100mA
5mA
V
V
C
= 3.65V
= 3.15V
= 1 F
OUT
IN
OUT
m
TPS728xx Series
SBVS095–AUGUST 2007
TYPICAL CHARACTERISTICS (continued)
Over operating temperature range (T
J
= –40
°
C to +125
°
C), V
= V
+ 0.5V or 2.7V, whichever is greater;
I
OUT
= 0.5mA, V
EN
= V
SET
= V
IN
, C
OUT
= 1.0
μ
F, unless otherwise noted. Typical values are at T
J
= +25
°
C.
SHUTDOWN CURRENT
vs INPUT VOLTAGE
CURRENT LIMIT
vs INPUT VOLTAGE
Figure 20.
Figure 21.
CURRENT LIMIT
vs INPUT VOLTAGE
TPS728185315 POWER-SUPPLY RIPPLE REJECTION
vs FREQUENCY (V
IN
– V
OUT
= 0.85V)
Figure 22.
TPS728185315 POWER-SUPPLY RIPPLE REJECTION
vs FREQUENCY (V
IN
– V
OUT
= 1.0V)
TPS728185315 POWER-SUPPLY RIPPLE REJECTION
vs FREQUENCY (V
IN
– V
OUT
= 0.5V)
Copyright 2007, Texas Instruments Incorporated
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