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參數(shù)資料
| 型號(hào)： | TPS72215DBVR |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | LOW INPUT VOLTAGE, CAP FREE 50-mA LOW-DROPOUT LINEAR REGULATORS |
| 中文描述： | 低輸入電壓，第免費(fèi)50毫安低壓降線性穩(wěn)壓器 |
| 文件頁(yè)數(shù)： | 5/11頁(yè) |
| 文件大小： | 119K |
| 代理商： | TPS72215DBVR |
TPS72201, TPS72215
TPS72216, TPS72218
SLVS390B
–
DECEMBER 2001
–
REVISED MAY 2002
www.ti.com
5
TYPICAL CHARACTERISTICS
Figure 1
1.7996
1.7997
1.7998
1.7999
1.8000
1.8001
1.8002
0
10
IO
–
Output Current
–
mA
20
30
40
50
TPS72218
OUTPUT VOLTAGE
vs
OUTPUT CURRENT
–
–
VO
VI = 2.8 V
Co = 1
μ
F
TJ = 25
°
C
Figure 2
1.7900
1.7920
1.7940
1.7960
1.7980
1.8000
1.8020
–
40
–
25
–
10 5
TJ
–
Junction Temperature
–
°
C
20 35 50 65 80 95 110 125
TPS72218
OUTPUT VOLTAGE
vs
JUNCTION TEMPERATURE
–
–
VO
IO = 50 mA
IO = 1 mA
VI = 2.8 V
Co = 1
μ
F
Figure 3
–
40
–
25
–
10 5
20 35 50 65 80 95 110 125
TJ
–
Junction Temperature
–
°
C
TPS72218
GROUND CURRENT
vs
JUNCTION TEMPERATURE
G
–
VI = 2.8 V
Co = 1
μ
F
IO = 10 mA
IO = 50 mA
0
50
100
150
200
250
300
A
μ
Figure 4
0
50
100
150
200
250
300
IO
–
Output Current
–
mA
TPS72218
GROUND CURRENT
vs
OUTPUT CURRENT
G
–
A
μ
TJ = 25
°
C
TJ = 125
°
C
0
5
20
30
40
50
TJ =
–
40
°
C
VI = 2.8 V
Co = 1
μ
F
10
15
25
35
45
Figure 5
TPS72218
OUTPUT SPECTRAL NOISE DENSITY
vs
FREQUENCY
2.5
VI = 2.8 V
Co = 1
μ
F
0
0.5
1
1.5
2
100
1 k
10 k
100 k
f
–
Frequency
–
Hz
IO = 50 mA
V
μ
H
O
–
Figure 6
f
–
Frequency
–
Hz
IO = 1 mA
VI = 2.8 V
Co = 1
μ
F
IO = 50 mA
TPS72218
OUTPUT IMPEDANCE
vs
FREQUENCY
O
–
1
0.1
0.01
1
10
100
1 k
10 k
10
100 k 1 M
10 M
0.001
100
1 k
Figure 7
0
10
20
30
40
50
60
70
80
–
40
–
25
–
10 5
20 35 50 65 80 95 110 125
TJ
–
Junction Temperature
–
°
C
IO = 50 mA
IO = 10 mA
VI = 2.8 V
Co = 1
μ
F
–
–
VD
TPS72218
DROPOUT VOLTAGE
vs
JUNCTION TEMPERATURE
Figure 8
0
10
20
30
40
50
60
70
1
10
100
1 k
10 k
100 k 1 M
P
–
f
–
Frequency
–
Hz
TPS72118
POWER SUPPLY RIPPLE REJECTION
vs
FREQUENCY
VI = 2.8 V
Co = 1
μ
F
IO = 50 mA
Figure 9
TPS72218
OUTPUT VOLTAGE, ENABLE VOLTAGE
vs
TIME (START-UP)
VO
t
–
Time
–
μ
s
0
150
100
50
200 200
350
300
400 450 500
–
–
VI = 2.8 V
VO = 1.8 V
IO = 50 mA
Co = 1
μ
F
E
–
1
2
1
0
2
3
VEN
VO
0
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相關(guān)代理商/技術(shù)參數(shù) |
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| TPS72215DBVRG4 | 功能描述:低壓差穩(wěn)壓器 - LDO Low-Noise Low Input Voltage 50mA RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| TPS72215DBVT | 功能描述:低壓差穩(wěn)壓器 - LDO Low-Noise Low Input Voltage 50mA RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| TPS72215DBVTG4 | 功能描述:低壓差穩(wěn)壓器 - LDO Low-Noise Low Input Voltage 50mA RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| TPS72216DBVR | 功能描述:低壓差穩(wěn)壓器 - LDO Low-Noise Low Input Voltage 50mA RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| TPS72216DBVRG4 | 功能描述:低壓差穩(wěn)壓器 - LDO Low-Noise Low Input Voltage 50mA RoHS:否 制造商:Texas Instruments 最大輸入電壓:36 V 輸出電壓:1.4 V to 20.5 V 回動(dòng)電壓（最大值）:307 mV 輸出電流:1 A 負(fù)載調(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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