The IS6606H is a high-power-density, fully integrated synchronous step-down converter that delivers a continuous output current of 12A over a wide input voltage range of 4V to 16V. It features an integrated LDO, enabling system-level optimization in single-input power scenarios, and an externally configurable bias mode for achieving maximum efficiency. With differential output voltage detection and a 0.6V internal feedback reference, it offers ±1% tolerance across the full temperature range, along with excellent line and load regulation performance. 

Equipped with the patented Turbo Constant On Time (TCOT TM) control algorithm, it features rapid transient response and supports programmable switching frequencies of 600kHz, 800kHz, and 1MHz. Compatible with MLCC output capacitor design, it saves space and reduces costs. 

The IS6606H offers comprehensive protection features, including OCP, NOCP, OVP, UVP and over-temperature protection (OTP). It is available in a QFN 3mm x 4mm package, minimizing the number of external components required.

Product Parameter：

Input voltage: 4V ~16V

Output voltage: 0.6V ~ 5.5V

Switch frequency: 600kHz, 800MHz, 1MHz

Output current: 12A

Efficiency:> 90%

● Utilizing the TCOTTM control mode, it features rapid transient response

● Wide input voltage range 

  External bias VCC: 2.7 V to 16 V 

  Internal bias VCC: 4 V to 16 V 

The continuous output current of 12A 

● Differential output voltage (VOUT) remote sampling function 

● Low on-resistance power MOSFET for integrated circuits 

● Excellent load and linear regulation performance, with voltage accuracy reaching 0.5% 

● The efficiency can reach over 90% within the load range. 

● Under light load conditions, you can choose the Skip mode or the CCM mode.

● Output voltage tracking and discharge function 

● Pre-bias startup, with programmable soft-start time 

● Optional switching frequencies of 600kHz, 800kHz, and 1MHz 

● Overcurrent Protection (OCP), Negative Overcurrent Protection (NOCP), Overvoltage Protection (OVP), Undervoltage Lockout (UVLO) and Overtemperature Protection (OTP)