LTC3562
I2C Quad Synchronous Step-Down DC/DC
Regulator
2 × 600mA, 2 × 400mA
FEATURES
DESCRIPTION
n Four Independent I2C Controllable Step-Down
Regulators (2 × 600mA, 2 × 400mA)
n Two I2C Programmable Feedback Voltage
Regulators (R600A, R400A): VFB 425mV to 800mV
n Two I2C Programmable Output Voltage
Regulators (R600B, R400B): VOUT 600mV to 3.
775V
n Programmable Modes: Pulse Skip, LDO, Burst Mode,® Forced Burst Mode Operation
n Quiescent Current 100μA (All
Regulators Enabled in LDO Mode)
n Fixed 2.
25MHz Switching Frequency (Pulse Skip Mode)
n Slew Limiting Reduces Switching Noise n Power-On Reset Output for
Regulator R600A n Small, Thermally Enhanced, 20-Lead 3mm × 3mm
QFN Package
APPLIC...