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LT1307B Datasheet

LT1307B Datasheet

Single Cell Micropower 600kHz PWM DC/DC Converters
Part No.: LT1307B
Page: 20 Pages
Size: 349 KB
Manufacturer: Linear Technology
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Views: 1
Update Time: 2023-12-18 15:13:26
DataSheet: Download

LT1307B Datasheet Applicable Part

Part No. Packing SPQ Marking MSL Pins Temp Range Package Description Buy
LT1307BCS8#PBF Tube 100 1307B 1 8 0°C ~ 70°C 8-Lead SOIC  
LT1307BCS8#TRPBF Reel 2500 1307B 1 8 0°C ~ 70°C 8-Lead SOIC  
LT1307BCS8#TRMPBF Reel 500 1307B 1 8 0°C ~ 70°C 8-Lead SOIC  
LT1307BIS8#PBF Tube 100 1307BI 1 8 -40°C ~ 125°C 8-Lead SOIC  
LT1307BIS8#TRPBF Reel 2500 1307BI 1 8 -40°C ~ 125°C 8-Lead SOIC  
LT1307BIS8#TRMPBF Reel 500 1307BI 1 8 -40°C ~ 125°C 8-Lead SOIC  
LT1307BCMS8#PBF Tube 50   1 8 0°C ~ 70°C 8-Lead MSOP  
LT1307BCMS8#TRPBF Reel 2500   1 8 0°C ~ 70°C 8-Lead MSOP  
LT1307BCMS8#TRMPBF Reel 500   1 8 0°C ~ 70°C 8-Lead MSOP  
SPQ:Standard Pack Quantity;MSL:Moisture Sensitivity Level

LT1307B Datasheet(PDF)

LT1307B Datasheet(Picture)

LT1307B Features

  • Uses Small Ceramic Capacitors
  • 1mA Quiescent Current (LT1307B)
  • Operates with VIN as Low as 1V
  • 600kHz Fixed Frequency Operation
  • Starts into Full Load
  • Low Shutdown Current: 3µA
  • Low-Battery Detector
  • 3.3V at 75mA from a Single Cell
  • Continuous Switching at Light Load (LT1307B)
  • Low VCESAT Switch: 295mV at 500mA

LT1307B Applications

  • Pagers
  • Cordless Telephones
  • GPS Receivers
  • Battery Backup
  • Portable Electronic Equipment
  • Glucose Meters
  • Diagnostic Medical Instrumentation

LT1307B Description

The LT1307B are micropower, fixed frequency DC/DC converters that operate from an input voltage as low as 1V. First in the industry to achieve true current mode PWM performance from a single cell supply. The LT1307B does not shift into Burst Mode operation at light loads, eliminating low frequency output ripple at the expense of light load efficiency. The devices contain a low-battery detector with a 200mV reference and shut down to less than 5µA.

Unlike competitive devices, large electrolytic capacitors are not required with the LT1307B in single cell applications. The high frequency (600kHz) switching allows the use of tiny surface mount multilayer ceramic (MLC) capacitors along with small surface mount inductors. The devices work with just 10µF of output capacitance and require only 1µF of input bypassing.

The LT1307B are available in 8-lead MSOP, PDIP and SO packages.

LT1307B Datasheet Related Parts

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