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參數資料
型號: TPS7148Q
廠商: Texas Instruments, Inc.
元件分類: 基準電壓源/電流源
英文描述: LOW-DROPOUT VOLTAGE REGULATORS
中文描述: 低壓差電壓調節器
文件頁數: 24/33頁
文件大小: 541K
代理商: TPS7148Q
TPS7101Q, TPS7133Q, TPS7148Q, TPS7150Q
TPS7101Y, TPS7133Y, TPS7148Y, TPS7150Y
LOW-DROPOUT VOLTAGE REGULATORS
SLVS092F – NOVEMBER 1994 – REVISED JANUARY 1997
24
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
TYPICAL CHARACTERISTICS
Figure 38
1
0.1
0
50
100 150 200 250 300
TYPICAL REGIONS OF STABILITY
COMPENSATION SERIES RESISTANCE
vs
OUTPUT CURRENT
350 400 450 500
10
100
IO – Output Current – mA
Region of Instability
VI = VO(nom) + 1 V
No Input Capacitance
CO = 10
μ
F
No Ceramic Capacitance
TA = 25
°
C
C
C
Figure 39
1
0.1
0
50
100 150 200 250 300
TYPICAL REGIONS OF STABILITY
COMPENSATION SERIES RESISTANCE
vs
OUTPUT CURRENT
350 400 450 500
10
100
IO – Output Current – mA
Region of Instability
VI = VO(nom) + 1 V
No Input Capacitance
CO = 10
μ
F + 0.5
μ
F of
Added Ceramic Capacitance
TA = 25
°
C
C
C
Figure 40
1
0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
TYPICAL REGIONS OF STABILITY
COMPENSATION SERIES RESISTANCE
vs
ADDED CERAMIC CAPACITANCE
0.7
0.8
0.9
1
10
100
Ceramic Capacitance –
μ
F
Region of Instability
VI = VO(nom) + 1 V
No Input Capacitance
CO = 10
μ
F
IO = 100 mA
TA = 25
°
C
C
C
Figure 41
1
0.1
0
0.1
0.2
0.3
0.4
0.5
0.6
TYPICAL REGIONS OF STABILITY
COMPENSATION SERIES RESISTANCE
vs
ADDED CERAMIC CAPACITANCE
0.7
0.8
0.9
1
10
100
Ceramic Capacitance –
μ
F
Region of Instability
VI = VO(nom) + 1 V
No Input Capacitance
CO = 10
μ
F
IO = 500 mA
TA = 25
°
C
C
C
CSR values below 0.1
are not recommended.
相關PDF資料
PDF描述
TPS7148QPWR LOW-DROPOUT VOLTAGE REGULATORS
TPS7148Y LOW-DROPOUT VOLTAGE REGULATORS
TPS7150Q LOW-DROPOUT VOLTAGE REGULATORS
TPS7150QPW LOW-DROPOUT VOLTAGE REGULATORS
TPS7150QPWR LOW-DROPOUT VOLTAGE REGULATORS
相關代理商/技術參數
參數描述
TPS7148QD 功能描述:低壓差穩壓器 - LDO Lowest Dropout PMOS 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
TPS7148QD 制造商:Texas Instruments 功能描述:Voltage Regulator IC Voltage Regulator T
TPS7148QDG4 功能描述:低壓差穩壓器 - LDO Lowest Dropout PMOS 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
TPS7148QDR 功能描述:低壓差穩壓器 - LDO Lowest Dropout PMOS 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
TPS7148QDRG4 功能描述:低壓差穩壓器 - LDO Lowest Dropout PMOS 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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