link to page 2 ABRIDGED DATA SHEET Click here for production status of specific part numbers. MAX20004/MAX20006/36V, 220kHz to 2.2MHz, 4A/6A/8AMAX20008Fully Integrated Step-Down ConvertersGeneral DescriptionBenefits and Features The MAX20004/MAX20006/MAX20008 are small, synchro- ● Multiple Functions for Small Size nous buck converter devices with integrated high-side and • Operating VIN Range of 3.5V to 36V low-side MOSFETs. The device family can deliver up to • 25µA Quiescent Current in Skip Mode 8A with input voltages from 3.5V to 36V, while using only • Synchronous DC-DC Converter with 25μA quiescent current at no load. Voltage quality can be Integrated FETs monitored by observing the RESET signal. The devices can • 220kHz to 2.2MHz Adjustable Frequency operate in dropout by running at 98% duty cycle, making • Fixed 5ms Internal Soft-Start them ideal for automotive applications. • Programmable 1V to 10V Output, or 3.3V and The devices offer fixed output voltages of 5V and 3.3V, 5.0V Fixed-Output Options Available along with the ability to program the output voltage between • 98% Duty-Cycle Operation with Low Dropout 1V and 10V. Frequency is resistor programmable from • RESET Output 220kHz to 2.2MHz. The devices offer a forced fixed-fre- ● High Precision quency PWM mode (FPWM) and skip mode with ultra-low • ±2% Output-Voltage Accuracy quiescent current. The devices can be factory programmed • Good Load-Transient Performance to enable spread-spectrum switching to reduce EMI. ● Robust for the Automotive Environment The MAX20004/MAX20006/MAX20008 are available in a • Current-Mode, Forced-PWM and Skip Operation small, 3.5mm x 3.75mm, 17-pin FC2QFN package and use • Overtemperature and Short-Circuit Protection very few external components. • 3.5mm x 3.75mm 17-Pin FC2QFN • -40°C to +125°C Operating Temperature Range Applications • 40V Load-Dump Tolerant ● Point-of-Load (PoL) Applications in Automotive • AEC-Q100 Qualified ● Distributed DC Power Systems ● Navigation and Radio Head Units Ordering Information appears at end of data sheet.Typical Application Circuit VOUT VIN SUPSW 20kΩ 4.7µF 0.1µF SUP RESET EN SYNC 12kΩ FOSC OUT 0.1µF BST 1.0µH VOUT COMP LX 22kΩ BIAS 94µF PGND 2.2µF 1nF 4.7pF BIAS GND FB 19-100239; Rev 3; 11/18 Document Outline _Hlk484544093
