LP38692-ADJ

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具有使能功能的 1A、10V、可调节低压降稳压器

产品详情

Rating Catalog Vin (max) (V) 10 Vin (min) (V) 2.7 Iout (max) (A) 1 Output options Adjustable Output Vout (max) (V) 9 Vout (min) (V) 1.25 Noise (µVrms) 80 PSRR at 100 KHz (dB) 45 Iq (typ) (mA) 0.055 Features Enable, Foldback Overcurrent protection Thermal resistance θJA (°C/W) 51 Load capacitance (min) (µF) 1 Regulated outputs (#) 1 Accuracy (%) 1.4 Dropout voltage (Vdo) (typ) (mV) 250 Operating temperature range (°C) -40 to 125
Rating Catalog Vin (max) (V) 10 Vin (min) (V) 2.7 Iout (max) (A) 1 Output options Adjustable Output Vout (max) (V) 9 Vout (min) (V) 1.25 Noise (µVrms) 80 PSRR at 100 KHz (dB) 45 Iq (typ) (mA) 0.055 Features Enable, Foldback Overcurrent protection Thermal resistance θJA (°C/W) 51 Load capacitance (min) (µF) 1 Regulated outputs (#) 1 Accuracy (%) 1.4 Dropout voltage (Vdo) (typ) (mV) 250 Operating temperature range (°C) -40 to 125
SOT-223 (NDC) 5 45.24 mm² (6.5 mm × 6.96 mm) WSON (NGG) 6 9 mm² (3 mm × 3 mm)
  • Input Voltage Range: 2.7 V to 10 V
  • Output Voltage Range: 1.25 V to 9 V
  • 2.5% Adjust Pin Voltage Accuracy (25°C)
  • Low Dropout Voltage: 450 mV at 1 A (5-V Typical VOUT)
  • Precision (Trimmed) Bandgap Reference
  • Ensured Specs for –40°C to +125°C
  • 1-µA Off-State Quiescent Current
  • Thermal Overload Protection
  • Foldback Current Limiting
  • Enable (EN) Pin (LP38692-ADJ)
  • 5-Pin SOT-223 and 6-Pin WSON Packages
  • Input Voltage Range: 2.7 V to 10 V
  • Output Voltage Range: 1.25 V to 9 V
  • 2.5% Adjust Pin Voltage Accuracy (25°C)
  • Low Dropout Voltage: 450 mV at 1 A (5-V Typical VOUT)
  • Precision (Trimmed) Bandgap Reference
  • Ensured Specs for –40°C to +125°C
  • 1-µA Off-State Quiescent Current
  • Thermal Overload Protection
  • Foldback Current Limiting
  • Enable (EN) Pin (LP38692-ADJ)
  • 5-Pin SOT-223 and 6-Pin WSON Packages

The LP38690-ADJ and LP38692-ADJ low dropout CMOS linear regulators provide 2.5% precision reference voltage, extremely low dropout voltage (450 mV at 1-A load current, VOUT = 5 V) and excellent AC performance utilizing ultralow equivalent series resistance (ESR) ceramic output capacitors.

The low thermal resistance of the WSON and SOT-223 packages allow the full operating current to be used even in high ambient temperature environments.

The use of a PMOS power transistor means that no DC base drive current is required to bias it allowing ground pin current to remain below 100 µA regardless of load current, input voltage, or operating temperature. Dropout Voltage: 450 mV (typical) at 1 A (typical 5-V out) Ground Pin Current: 55 µA (typical) at full loadAdjust Pin Voltage: 2.5% (25°C) accuracy

For all available packages, see the orderable addendum at the end of the data sheet.

The LP38690-ADJ and LP38692-ADJ low dropout CMOS linear regulators provide 2.5% precision reference voltage, extremely low dropout voltage (450 mV at 1-A load current, VOUT = 5 V) and excellent AC performance utilizing ultralow equivalent series resistance (ESR) ceramic output capacitors.

The low thermal resistance of the WSON and SOT-223 packages allow the full operating current to be used even in high ambient temperature environments.

The use of a PMOS power transistor means that no DC base drive current is required to bias it allowing ground pin current to remain below 100 µA regardless of load current, input voltage, or operating temperature. Dropout Voltage: 450 mV (typical) at 1 A (typical 5-V out) Ground Pin Current: 55 µA (typical) at full loadAdjust Pin Voltage: 2.5% (25°C) accuracy

For all available packages, see the orderable addendum at the end of the data sheet.

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顶层文档 类型 标题 格式选项 下载最新的英语版本 日期
* 数据表 LP3869x-ADJ 1-A Low Dropout CMOS Linear Regulator With Adjustable Output - Stable With Ceramic Output Capacitors 数据表 (Rev. I) PDF | HTML 2016-2-25

设计与开发

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仿真模型

LP38692_ADJ PSpice Transient Model

SNVM600.ZIP (39 KB) - PSpice 模型
支持的产品和硬件
仿真模型

LP38692_ADJ Unencrypted PSpice Transient Model

SNVMAA0.ZIP (1 KB) - PSpice 模型
支持的产品和硬件
封装 引脚 CAD 符号、封装和 3D 模型
SOT-223 (NDC) 5 Ultra Librarian
WSON (NGG) 6 Ultra Librarian

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