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參數資料
| 型號： | TPS77028DBV |
| 廠商： | Texas Instruments, Inc. |
| 英文描述： | ULTRA LOW-POWER 50-mA LOW-DROPOUT LINEAR REGULATORS |
| 中文描述： | 超低功耗50 mA的低壓降線性穩壓器 |
| 文件頁數： | 10/16頁 |
| 文件大小： | 230K |
| 代理商： | TPS77028DBV |
TPS77001, TPS77012, TPS77015, TPS77018, TPS77025
TPS77027, TPS77028, TPS77030, TPS77033, TPS77050
ULTRA LOW-POWER 50-mA LOW-DROPOUT LINEAR REGULATORS
SLVS210C – JUNE 1999 – REVISED SEPTEMBER 1999
10
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 17
1
0
25
50
100
IO – Output Current – mA
E
10
TPS77033
TYPICAL REGIONS OF STABILITY
EQUIVALENT SERIES RESISTANCE (ESR)
vs
OUTPUT CURRENT
VIN = 4.3 V
CO = 4.7
μ
F
ESR = 0.3
3.3 V LDO
5
10
15
20
30
35
40
45
Region of Instability
Region of Stability
0.1
Figure 18
0
0.1
0.2
Added Ceramic Capacitance –
μ
F
0.3
0.4
0.5
0.6
0.7 0.8
0.9
1
1
100
E
10
Region of Instability
Region of Stability
VIN = 4.3 V
CO = 4.7
μ
F
IL = 50 mA
TPS77033
TYPICAL REGIONS OF STABILITY
EQUIVALENT SERIES RESISTANCE (ESR)
vs
ADDED CERAMIC CAPACITANCE
Figure 19
IO – Output Current – mA
1
0
25
50
100
E
10
TPS77033
TYPICAL REGIONS OF STABILITY
EQUIVALENT SERIES RESISTANCE (ESR)
vs
OUTPUT CURRENT
VIN = 4.3 V
CO = 10
μ
F
ESR = 0.3
3.3 V LDO
5
10
15
20
30
35
40
45
Region of Stability
Region of Instability
Figure 20
Added Ceramic Capacitance –
μ
F
0
0.1
0.2
0.3
0.4
0.5
0.6
0.7 0.8
0.9
1
1
100
E
10
Region of Instability
Region of Stability
VIN = 4.3 V
CO = 10
μ
F
IL = 50 mA
TPS77033
TYPICAL REGIONS OF STABILITY
EQUIVALENT SERIES RESISTANCE (ESR)
vs
ADDED CERAMIC CAPACITANCE
相關PDF資料 |
PDF描述 |
|---|---|
| TPS77025DBV | ULTRA LOW-POWER 50-mA LOW-DROPOUT LINEAR REGULATORS |
| TPS77027DBV | ULTRA LOW-POWER 50-mA LOW-DROPOUT LINEAR REGULATORS |
| TPS77001DBV | ULTRA LOW-POWER 50-mA LOW-DROPOUT LINEAR REGULATORS |
| TPS77012DBV | ULTRA LOW-POWER 50-mA LOW-DROPOUT LINEAR REGULATORS |
| TPS77015DBV | ULTRA LOW-POWER 50-mA LOW-DROPOUT LINEAR REGULATORS |
相關代理商/技術參數 |
參數描述 |
|---|---|
| TPS77028DBVR | 功能描述:低壓差穩壓器 - LDO 2.8V 50mA LDO 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 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節:0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| TPS77028DBVRG4 | 功能描述:低壓差穩壓器 - LDO Ultra Low-Power 50-mA LDO 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 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節:0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| TPS77028DBVT | 功能描述:低壓差穩壓器 - LDO 2.8V 50mA LDO 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 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節:0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| TPS77028DBVTG4 | 功能描述:低壓差穩壓器 - LDO Ultra Low-Power 50-mA LDO 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 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節:0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
| TPS77030DBVR | 功能描述:低壓差穩壓器 - LDO 3.0V 50mA LDO 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 回動電壓（最大值）:307 mV 輸出電流:1 A 負載調節:0.3 % 輸出端數量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20 |
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