參數(shù)資料
型號: TPPM0303
英文描述: Single-Output 250mA. 3.3V Low-Dropout (LDO) Regulator with Selectable 3.3V or Dual 5V Input
中文描述: 單輸出250mA的。 3.3V的低壓差(LDO)穩(wěn)壓器具有可選3.3V或雙5V輸入
文件頁數(shù): 6/8頁
文件大?。?/td> 106K
代理商: TPPM0303
TPPM0301
400-mA LOW-DROPOUT REGULATOR
WITH AUXILIARY POWER MANAGEMENT
SLVS315 – SEPTEMBER 2000
6
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
THERMAL INFORMATION
Power Dissipation Derate Curve Using
Two Square Inches of Copper Heat
Spreader on a Double-Sided PCB
Power Dissipation Derate Curve Using
Multilayer Board With The Ground
Plane for Heat Spreader
2.5
25
1.78
1
0.68
P
80
100103
116
150
Ambient Temperature –
°
C
NOTE: These curves are to be used for guideline purposes only. For a particular application, a more specific thermal characterization is required.
Figure 1. Power Dissipation Derating Curves
APPLICATION INFORMATION
8
TPPM0301
1
5VAUX
GND
7
2
5VCC
GND
0.1
μ
F
0.1
μ
F
4.7
μ
F
6
3
3.3VOUT
GND
4.7
μ
F
5
4
3.3VAUX
GND
0.1
μ
F
4.7
μ
F
4.7
μ
F
Figure 2. Typical Application Schematic
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
TPPM0303D 功能描述:低壓差穩(wěn)壓器 - LDO Single-Output 250mA 3.3V LDO Regulator 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(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
TPPM0303DG4 功能描述:低壓差穩(wěn)壓器 - LDO Single-Output 250mA 3.3V LDO Regulator 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(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
TPPM0303DR 功能描述:低壓差穩(wěn)壓器 - LDO 5V 250mA 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(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
TPPM0303DRG4 功能描述:低壓差穩(wěn)壓器 - LDO 5V 250mA 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(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
TPPM0304 制造商:TI 制造商全稱:Texas Instruments 功能描述:250-mA LOW-DROPOUT REGULATOR WITH AUXILIARY POWER MANAGEMENT