LTC1437A - High Efficiency Low Noise Synchronous Step-Down Switching Regulators
The LTC®1436A/LTC1437A are synchronous step-down switching regulator controllers that drive external N-channel power MOSFETs in a phase lockable, fixed frequency architecture.
The Adaptive PowerTM output stage selectively drives two N-channel MOSFETs at frequencies up to 400kHz while reducing switch
LTC1437A Features
* s s s s s s s s s s s s s s s s U APPLICATIONS s s s s s Maintains Constant Frequency at Low Output Currents Dual N-Channel MOSFET Synchronous Drive Programmable Fixed Frequency (PLL Lockable) Wide VIN Range: 3.5V to 36V Operation Low Minimum On-Time (≤ 300ns) for High Frequency, Low Duty Cycle