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LP2986

ACTIVE

200-mA, 16-V, low-dropout voltage regulator with adjustable or fixed voltage configuration

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Data sheet

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TPS7A25 ACTIVE 300-mA, 18-V, ultra-low-IQ, high-accuracy, adjustable low-dropout voltage regulator with power good Alternative product offering lower-IQ and higher accuracy in a 2x2 WSON package

LP2986

ACTIVE
Data sheet Order now

Product details

Rating Catalog Vin (max) (V) 16 Vin (min) (V) 2.1 Iout (max) (A) 0.2 Output options Fixed Output Vout (max) (V) 5 Vout (min) (V) 1.23 Fixed output options (V) 3, 3.3, 5 Noise (µVrms) 160 PSRR at 100 KHz (dB) 42 Iq (typ) (mA) 0.1 Features Enable, Power good Thermal resistance θJA (°C/W) 38 Load capacitance (min) (µF) 2.2 Regulated outputs (#) 1 Accuracy (%) 3 Dropout voltage (Vdo) (typ) (mV) 180 Operating temperature range (°C) -40 to 125
Rating Catalog Vin (max) (V) 16 Vin (min) (V) 2.1 Iout (max) (A) 0.2 Output options Fixed Output Vout (max) (V) 5 Vout (min) (V) 1.23 Fixed output options (V) 3, 3.3, 5 Noise (µVrms) 160 PSRR at 100 KHz (dB) 42 Iq (typ) (mA) 0.1 Features Enable, Power good Thermal resistance θJA (°C/W) 38 Load capacitance (min) (µF) 2.2 Regulated outputs (#) 1 Accuracy (%) 3 Dropout voltage (Vdo) (typ) (mV) 180 Operating temperature range (°C) -40 to 125
SOIC (D) 8 29.4 mm² 4.9 x 6 VSSOP (DGK) 8 14.7 mm² 3 x 4.9 WSON (NGN) 8 16 mm² 4 x 4
  • Wide Supply Voltage Range (16 V Maximum)
  • Ultra-Low-Dropout Voltage
  • 0.5% Output Voltage Accuracy (A Grade)
  • Ensured 200-mA Output Current
  • < 1-μA Quiescent Current when Shutdown
  • Low GROUND Pin Current at All Loads
  • High Peak Current Capability (400 mA Typical)
  • Overtemperature/Overcurrent Protection
  • −40°C to +125°C Junction Temperature Range
  • Wide Supply Voltage Range (16 V Maximum)
  • Ultra-Low-Dropout Voltage
  • 0.5% Output Voltage Accuracy (A Grade)
  • Ensured 200-mA Output Current
  • < 1-μA Quiescent Current when Shutdown
  • Low GROUND Pin Current at All Loads
  • High Peak Current Capability (400 mA Typical)
  • Overtemperature/Overcurrent Protection
  • −40°C to +125°C Junction Temperature Range

The LP2986 is a 200-mA high-precision LDO regulator with a wide input voltage supply. The device has two output voltage modes: a fixed-precision output mode and an adjustable output voltage via an external resistive divider.

Using an optimized Vertically Integrated PNP (VIP) process, the LP2986 delivers superior performance:

  • Dropout Voltage: Typically 180 mV at 200-mA load, and 1 mV at 1-mA load.
  • GROUND Pin Current: Typically 1 mA at 200-mA load, and 200 μA at 10-mA load.
  • Sleep Mode: The LP2986 draws less than 1 μA quiescent current when SHUTDOWN pin is pulled low.
  • ERROR Flag: The built-in ERROR flag goes low when the output drops approximately 5% below nominal.
  • Precision Output: The standard product versions available can be pin-strapped (using the internal resistive divider) to provide output voltages of 5 V, 3.3 V, or 3 V with ensured accuracy of 0.5% (A grade) and 1% (standard grade) at room temperature.
For all available packages, see the orderable addendum at the end of the data sheet.

The LP2986 is a 200-mA high-precision LDO regulator with a wide input voltage supply. The device has two output voltage modes: a fixed-precision output mode and an adjustable output voltage via an external resistive divider.

Using an optimized Vertically Integrated PNP (VIP) process, the LP2986 delivers superior performance:

  • Dropout Voltage: Typically 180 mV at 200-mA load, and 1 mV at 1-mA load.
  • GROUND Pin Current: Typically 1 mA at 200-mA load, and 200 μA at 10-mA load.
  • Sleep Mode: The LP2986 draws less than 1 μA quiescent current when SHUTDOWN pin is pulled low.
  • ERROR Flag: The built-in ERROR flag goes low when the output drops approximately 5% below nominal.
  • Precision Output: The standard product versions available can be pin-strapped (using the internal resistive divider) to provide output voltages of 5 V, 3.3 V, or 3 V with ensured accuracy of 0.5% (A grade) and 1% (standard grade) at room temperature.
For all available packages, see the orderable addendum at the end of the data sheet.
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Technical documentation

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* Data sheet LP2986 Micropower, 200-mA Ultra-Low-Dropout Fixed or Adjustable Voltage Regulator datasheet (Rev. I) PDF | HTML 23 Sep 2015
Application note Using the LM2660 and LP2986 to Generate a Regulated Negative Output Voltage 21 Mar 2007

Design & development

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SOIC (D) 8 Ultra Librarian
VSSOP (DGK) 8 Ultra Librarian
WSON (NGN) 8 Ultra Librarian
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