Datasheet Analog Devices LT3958IUHE#TRPBF — 数据表

LT3958
High Input Voltage,
Boost, Flyback, SEPIC and
Inverting Converter
Description Features Wide Input Voltage Range: 5V to 80V
n Single Feedback Pin for Positive or Negative
Output Voltage
n Internal 3.3A/84V Power Switch
n Current Mode Control Provides Excellent Transient
Response
n Programmable Operating Frequency (100kHz to
1MHz) with One External Resistor
n Synchronizeable to an External Clock
n Low Shutdown Current < 1µA
n Internal 7.2V Low Dropout Voltage Regulator
n Programmable Input Undervoltage Lockout with
Hysteresis
n Programmable Soft-Start
n Thermally Enhanced QFN (5mm × 6mm) Package The LT®3958 is a wide input range, current mode, DC/DC
converter which is capable of generating either positive
or negative output voltages. It can be configured as either
a boost, flyback, SEPIC or inverting converter. It features
an internal low side N-channel power MOSFET rated for …