參數(shù)資料
型號(hào)： TPS62250DRVR
廠商： TEXAS INSTRUMENTS INC
元件分類： 穩(wěn)壓器
英文描述： SWITCHING REGULATOR, 2500 kHz SWITCHING FREQ-MAX, PDSO6
封裝： 2 X 2 MM, 0.80 MM HEIGHT, GREEN, PLASTIC, SON-6
文件頁(yè)數(shù)： 26/29頁(yè)
文件大小： 1207K
代理商： TPS62250DRVR
TYPICAL CHARACTERISTICS
SLVS842 – SEPTEMBER 2008.......................................................................................................................................................................................... www.ti.com
Table of Graphs
FIGURE
Output Current VOUT = 1.8 V, Power Save Mode, MODE = GND
Output Current VOUT = 1.8 V, PWM Mode, MODE = VIN
Output Current VOUT = 3.3 V, PWM Mode, MODE = VIN
η
Efficiency
Output Current VOUT = 3.3 V, Power Save Mode, MODE = GND
Output Current
Output Current
at 25°C, VOUT = 1.8 V, Power Save Mode, MODE = GND
at –40°C, VOUT = 1.8 V, Power Save Mode, MODE = GND
at 85°C, VOUT = 1.8 V, Power Save Mode, MODE = GND
Output Voltage Accuracy
at 25°C, VOUT = 1.8 V, PWM Mode, MODE = VIN
at –40°C, VOUT = 1.8 V, PWM Mode, MODE = VIN
at 85°C, VOUT = 1.8 V, PWM Mode, MODE = VIN
Typical Operation
PWM Mode, VOUT = 1.8 V
MODE Pin Transition From PFM to Forced PWM Mode at light load
Mode Transition
MODE Pin Transition From Forced PWM to PFM Mode at light load
Start-up Timing
Forced PWM Mode , VOUT = 1.5 V, 50 mA to 200 mA
Forced PWM Mode , VOUT = 1.5 V, 200 mA to 400 mA
PFM Mode to PWM Mode, VOUT = 1.5 V, 150 A to 400 mA
PWM Mode to PFM Mode, VOUT = 1.5 V, 400 mA to 150 A
Load Transient
PFM Mode, VOUT = 1.5 V, 1.5 mA to 50 mA
PFM Mode, VOUT = 1.5 V, 50 mA to 1.5 mA
PFM Mode to PWM Mode, VOUT = 1.8 V, 50 mA to 250 mA
PFM Mode to PWM Mode, VOUT = 1.5 V, 50 mA to 400 mA
PWM Mode to PFM Mode, VOUT = 1.5 V, 400 mA to 50 mA
PFM Mode, VOUT = 1.8 V, 50 mA
Line Transient
PFM Mode, VOUT = 1.8 V, 250 mA
PFM VOUT Ripple, VOUT = 1.8 V, 10 mA, L = 2.2H, COUT = 10F
Typical Operation
PFM VOUT Ripple, VOUT = 1.8 V, 10 mA, L = 4.7H, COUT = 10F
Shutdown Current into VIN
vs Input Voltage, (TA = 85°C, TA = 25°C, TA = -40°C)
Quiescent Current
vs Input Voltage, (TA = 85°C, TA = 25°C, TA = -40°C)
Static Drain Source On-State
vs Input Voltage, (TA = 85°C, TA = 25°C, TA = -40°C)
Resistance
6
Copyright 2008, Texas Instruments Incorporated
Product Folder Link(s): TPS62250
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TPS62250DRVRG4 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2.25MHz,1A Peak Crnt Ltd Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS62250DRVT 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2.25MHz,1A Peak Crnt Ltd Step-Down Cnvtr RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS62250DRVTG4 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2.25MHz,1A Peak Crnt Ltd Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS62260DDCR 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2.25MHz 600mA Step- Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
TPS62260DDCRG4 功能描述:直流/直流開關(guān)調(diào)節(jié)器 2.25MHz 600mA Step- Down Converter RoHS:否 制造商:International Rectifier 最大輸入電壓:21 V 開關(guān)頻率:1.5 MHz 輸出電壓:0.5 V to 0.86 V 輸出電流:4 A 輸出端數(shù)量: 最大工作溫度: 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:PQFN 4 x 5
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