參數(shù)資料
型號: TPS799XX_08
廠商: Texas Instruments, Inc.
英文描述: 200mA, Low Quiescent Current, Ultra-Low Noise, High PSRR Low Dropout Linear Regulator
中文描述: 200mA的,低靜態(tài)電流,超低噪聲,高PSRR低壓降線性穩(wěn)壓器
文件頁數(shù): 6/27頁
文件大小: 618K
代理商: TPS799XX_08
www.ti.com
60
50
40
30
20
10
0
I
(
G
m
2.5
3.0
4.5
5.5
6.5
V
(V)
IN
7.0
3.5
4.0
5.0
6.0
I
= 200mA
OUT
V
= 2.85V
OUT
I
= 500 A
OUT
60
50
40
30
20
10
0
I
G
(
μ
A
V
IN
= 5.0V
V
IN
= 3.2V
V
= 2.7V
(dropout)
V
OUT
= 2.85V
I
OUT
= 200mA
40
25
5
35
65
95
50
125
15
20
80
110
T
J
(
°
C)
Figure 10.
90
80
70
60
50
40
30
20
10
0
10
100
1k
10k
Frequency (Hz)
P
100k
1M
10M
I
OUT
= 200mA
I
OUT
= 100mA
I
OUT
= 1mA
C
NR
= 0.01
μ
F
C
OUT
= 2.2
μ
F
T
J
(
°
C)
Figure 11.
600
500
400
300
200
100
0
I
G
(
V
EN
= 0.4V
V
IN
= 6.5V
V
IN
= 3.2V
40
25
5
35
65
95
50
125
15
20
80
110
90
80
70
60
50
40
30
20
10
0
10
100
1k
10k
Frequency (Hz)
Figure 13.
P
100k
1M
10M
I
OUT
= 100mA
I
OUT
= 1mA
I
OUT
= 200mA
C
NR
= 0.01
μ
F
C
OUT
= 2.2
μ
F
90
80
70
60
50
40
30
20
10
0
10
100
1k
10k
Frequency (Hz)
Figure 14.
P
100k
1M
10M
I
OUT
= 1mA
I
OUT
= 100mA
I
OUT
= 200mA
C
NR
= 0.01
μ
F
C
OUT
= 2.2
μ
F
TPS799xx
SBVS056I–JANUARY 2005–REVISED NOVEMBER 2007
TYPICAL CHARACTERISTICS (continued)
Over operating temperature range (T
J
= –40
°
C to +125
°
C), V
= V
+ 0.3V or 2.7V, whichever is greater; I
OUT
= 1mA,
V
= V
, C
= 2.2
μ
F, C
= 0.01
μ
F, unless otherwise noted. For TPS79901, V
OUT
= 3.0V.
Typical values are at T
J
= +25
°
C.
GROUND PIN CURRENT vs
INPUT VOLTAGE
TPS799285 GROUND PIN CURRENT vs
J UNCTION TEMPERATURE
Figure 9.
GROUND PIN CURRENT (DISABLED) vs
J UNCTION TEMPERATURE
TPS799285 POWER-SUPPLY RIPPLE REJ ECTION vs
FREQUENCY (V
IN
– V
OUT
= 1.0V)
Figure 12.
TPS799285 POWER-SUPPLY RIPPLE REJ ECTION vs
FREQUENCY (V
IN
– V
OUT
= 0.5V)
TPS799285 POWER-SUPPLY RIPPLE REJ ECTION vs
FREQUENCY (V
IN
– V
OUT
= 0.25V)
6
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