參數(shù)資料
型號： TPS7148
英文描述： Lowest Dropout (LDO) PMOS Voltage Regulator
中文描述： 最低降（LDO）PMOS電壓調(diào)節(jié)器
文件頁數(shù)： 4/39頁
文件大?。?/td> 612K
代理商： TPS7148
TPS71H01Q, TPS71H33Q, TPS71H48Q, TPS71H50Q
LOW-DROPOUT VOLTAGE REGULATORS
SLVS152B
–
NOVEMBER 1996
–
REVISED AUGUST 2002
4
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
absolute maximum ratings over operating free-air temperature range (unless otherwise noted)
Input voltage range
, V
I
, PG, SENSE, EN
Output current, I
O
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Continuous total power dissipation
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Operating virtual junction temperature range, T
J
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Storage temperature range, T
stg
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Lead temperature 1,6 mm (1/16 inch) from case for 10 seconds
–
0.3 V to 11 V
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
2 A
See Dissipation Rating Tables 1 and 2
–
55
°
C to 150
°
C
–
65
°
C to 150
°
C
260
°
C
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
Stresses beyond those listed under
“
absolute maximum ratings
”
may cause permanent damage to the device. These are stress ratings only, and
functional operation of the device at these or any other conditions beyond those indicated under
“
recommended operating conditions
”
is not
implied. Exposure to absolute-maximum-rated conditions for extended periods may affect device reliability.
All voltage values are with respect to network terminal ground.
DISSIPATION RATING TABLE 1
–
FREE-AIR TEMPERATURE (see Figure 3)
§
PACKAGE
TA
≤
25 C
POWER RATING
DERATING FACTOR
ABOVE TA = 25
°
C
5.6 mW/
°
C
TA = 70 C
POWER RATING
TA = 125 C
POWER RATING
PWP
700 mW
448 mW
140 mW
DISSIPATION RATING TABLE 2
–
CASE TEMPERATURE (see Figure 4)
§
PACKAGE
TC
≤
62.5 C
POWER RATING
DERATING FACTOR
ABOVE TC = 62.5
°
C
285.7 mW/
°
C
°
TC = 70 C
POWER RATING
°
TC = 125 C
POWER RATING
PWP
25 W
22.9 W
7.1 W
§
Dissipation rating tables and figures are provided for maintenance of junction temperature at or below
absolute maximum temperature of 150
°
C. For guidelines on maintaining junction temperature within
recommended operating range, see the Thermal Information section.
Refer to Thermal Information section for detailed power dissipation considerations when using the
TSSOP packages.
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPS7148Q 制造商:TI 制造商全稱:Texas Instruments 功能描述:LOW-DROPOUT VOLTAGE REGULATORS
TPS7148QD 功能描述:低壓差穩(wěn)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(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(wěn)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(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
TPS7148QDR 功能描述:低壓差穩(wěn)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(diào)節(jié):0.3 % 輸出端數(shù)量: 輸出類型:Fixed 最大工作溫度:+ 125 C 安裝風格:SMD/SMT 封裝 / 箱體:VQFN-20
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