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TPS788

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具有使能功能的 150mA、10V、低 IQ、低压降稳压器

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open-in-new 比较替代产品
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TPS769 正在供货 具有使能功能的 100mA、10V、低 IQ、低压降稳压器 Lower dropout voltage
功能与比较器件相同但引脚有所不同。
TPS7A24 正在供货 具有使能功能的 200mA、18V、超低 IQ、低压降 (LDO) 稳压器 Alternative product offering ultra-low IQ and improved accuracy in a SOT-23-5 package
TLV767 正在供货 具有可调节输出和固定输出的 1A、16V 正电压低压降 (LDO) 线性稳压器 Alternative product with higher PSRR and better thermals in a 2x2 WSON and 3x3 MSOP-8 package

TPS788

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产品详情

Rating Catalog Vin (max) (V) 10 Vin (min) (V) 2.7 Iout (max) (A) 0.15 Output options Fixed Output Vout (max) (V) 3.3 Vout (min) (V) 2.5 Fixed output options (V) 2.5, 3.3 Noise (µVrms) 56 PSRR at 100 KHz (dB) 25 Iq (typ) (mA) 0.017 Features Enable, Soft start Thermal resistance θJA (°C/W) 180 Load capacitance (min) (µF) 4.7 Regulated outputs (#) 1 Accuracy (%) 3 Dropout voltage (Vdo) (typ) (mV) 150 Operating temperature range (°C) 0 to 70
Rating Catalog Vin (max) (V) 10 Vin (min) (V) 2.7 Iout (max) (A) 0.15 Output options Fixed Output Vout (max) (V) 3.3 Vout (min) (V) 2.5 Fixed output options (V) 2.5, 3.3 Noise (µVrms) 56 PSRR at 100 KHz (dB) 25 Iq (typ) (mA) 0.017 Features Enable, Soft start Thermal resistance θJA (°C/W) 180 Load capacitance (min) (µF) 4.7 Regulated outputs (#) 1 Accuracy (%) 3 Dropout voltage (Vdo) (typ) (mV) 150 Operating temperature range (°C) 0 to 70
SOT-23 (DBV) 5 8.12 mm² (2.9 mm × 2.8 mm)
  • 150-mA Low-Dropout Regulator
  • Available in 2.5 V, 3.3 V
  • Programmable Slew Rate Control
  • Output Noise Typically 56 uV RMS
  • Only 17 uA Quiescent Current at 150 mA
  • 1 uA Quiescent Current in Standby Mode
  • Dropout Voltage Typically 150 mV at 150 mA (TPS78833)
  • Over Current Limitation
  • -40°C to 125°C Operating Junction Temperature Range
  • 5-Pin SOT-23 (DBV) Package
  • 150-mA Low-Dropout Regulator
  • Available in 2.5 V, 3.3 V
  • Programmable Slew Rate Control
  • Output Noise Typically 56 uV RMS
  • Only 17 uA Quiescent Current at 150 mA
  • 1 uA Quiescent Current in Standby Mode
  • Dropout Voltage Typically 150 mV at 150 mA (TPS78833)
  • Over Current Limitation
  • -40°C to 125°C Operating Junction Temperature Range
  • 5-Pin SOT-23 (DBV) Package

The TPS78825 and TPS78833 are very small (SOT-23) package, low-noise LDOs that regulate the output voltage to 2.5 V and 3.3 V with input voltage ranging from 2.7 V to an absolute maximum of 13.5 V. These devices output 150 mA with a peak current of 350 mA (typ). The TPS788xx family uses the SR pin to program the output voltage slew rate to control the in-rush current. This is specifically used in the USB application where large load capacitance is present at start-up. The TPS788xx devices use only 17 uA of quiescent current and exhibit only 56 uV RMS of output voltage noise using a 10 uF output capacitor.

The usual PNP pass transistor has been replaced by a PMOS pass element. Because the PMOS pass element behaves as a low-value resistor, the dropout voltage is very low, typically 150 mV at 150 mA of load current, and is directly proportional to the load current.

The TPS788xx also features a logic-enabled sleep mode to shut down the regulator, reducing quiescent current to 1 uA typical at TJ = 25°C.

The TPS78825 and TPS78833 are very small (SOT-23) package, low-noise LDOs that regulate the output voltage to 2.5 V and 3.3 V with input voltage ranging from 2.7 V to an absolute maximum of 13.5 V. These devices output 150 mA with a peak current of 350 mA (typ). The TPS788xx family uses the SR pin to program the output voltage slew rate to control the in-rush current. This is specifically used in the USB application where large load capacitance is present at start-up. The TPS788xx devices use only 17 uA of quiescent current and exhibit only 56 uV RMS of output voltage noise using a 10 uF output capacitor.

The usual PNP pass transistor has been replaced by a PMOS pass element. Because the PMOS pass element behaves as a low-value resistor, the dropout voltage is very low, typically 150 mV at 150 mA of load current, and is directly proportional to the load current.

The TPS788xx also features a logic-enabled sleep mode to shut down the regulator, reducing quiescent current to 1 uA typical at TJ = 25°C.
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* 数据表 150-mA Low-Noise LDO with In-Rush Current Control for USB Application 数据表 (Rev. A) 2001-7-25

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