Product News

40-VIN, 2.1-A Rail-to-Rail LDO+ Available in High-Temperature, 150°C H-Grade in TSSOP Package

Linear Technology Corp. recently unveiled a new higher temperature “H-grade” version of the LT3086 in the TSSOP package. The 40-V, 2.1-A low dropout linear regulator (LDO) includes current monitoring with externally settable current limit and temperature monitoring with external control of thermal limit temperature. It comprises a programmable power good status flag, cable drop compensation, and easy paralleling. The current reference provides regulation independent of output voltage.LTC3086 image


The LT3086’s features and specifications include:

  • –40°C to 150°C (H-Grade TSSOP Only) Operating Junction Temperature Range
  • 1.4 to 40 V Input Voltage Range
  • One Resistor Sets Output Voltage: 0.4 to 32 V
  • Output Current: 2.1 A
  • ±2% Tolerance Over Line, Load and Temperature
  • Output Current Monitor: IMON = IOUT/1000
  • Temperature Monitor with Programmable Thermal Limit
  • Programmable Current Limit
  • Programmable Cable Drop Compensation
  • Parallel Multiple Devices for Higher Current
  • Dropout Voltage: 330 mV
  • One Capacitor Soft-Starts Output and Decreases Noise
  • Low Output Noise: 40 μVRMS (10 Hz to 100 kHz)
  • Precision, Programmable External Current Limit
  • Power Good Flag with Programmable Threshold
  • Ceramic Output Capacitors: 10 μF Minimum
  • Quiescent Current in Shutdown: less than 1 μA
  • Reverse-Battery, Reverse-Current Protection
  • Available in 4 mm × 5 mm 16-Lead DFN, 16-Lead TSSOP, Seven-Lead DD-PAK and Seven-Lead TO-220 Packages

Source: Linear Technology

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40-VIN, 2.1-A Rail-to-Rail LDO+ Available in High-Temperature, 15…

by Circuit Cellar Staff time to read: 1 min