characteristic

Comply with aec-q100 standard for automotive applications

Device temperature class 1: - 40 ° C to + 125 ° C ambient operating temperature range

Provide functional safety

Documents that can help with functional safety system design

Support vehicle system requirements

Input voltage range: 3.5V to 36v28v36v (WSON package), 36V (htssop package)

The shortest on time is very short, only 50ns

Section 9.2.5 good EMI performance: pseudo-random spread spectrum meets CISPR 25 standard

Low operating quiescent current of 23 µ a

Junction temperature range: - 40 ° C to + 150 ° C

High design flexibility

Pin: optional Vout: 3.3V, 5V, adjustable 1V to 20V

Pin compatible with lm63610 / lm63615 / lm63625 / lm63635 (1a, 1.5A or 2.5a3.25a)

Pin selectable frequency: 400kHz, 2.1mhz, adjustable 250kHz to 2200khz

Pin options: fpwm, auto, synchronous mode

Tssop: thermal enhanced package

WSON: suitable for space limited applications

Small solution size

Minimum size: 10mm x 10mm (2.5A, 2.2MHz), WSON package

Highly integrated solutions

Number of low components

explain

Lm636x5d-q1lm635d-q1sn63635-q1 regulator is a simple and easy-to-use Synchronous Buck DC / DC converter, which is suitable for automotive applications with severe conditions. Lm636x5d-q1lm63635d-q1sn63635-q1 can drive a load current of up to 1.5A or 2.5a3.25a with an input voltage of up to 36v28v32v. The converter provides excellent light load efficiency and output accuracy with a small solution size. Features such as reset flag and precision enable terminal can provide flexible and easy-to-use solutions for various applications. Automatic frequency turn back under light load can improve efficiency while maintaining strict load regulation. This device eliminates many external components through integration technology, and provides a pin arrangement designed for simple PCB layout. The protection features include thermal shutdown, input undervoltage locking, cycle by cycle current limitation and intermittent short-circuit protection. Lm636x5d-q1sn63635-q1lm63635d-q1 can use htssop 16 pin power package with powerpad and WSON 12 pin power package. For the WSON package option, there are NC pins between the key pins, which can correlate the failure mode and impact analysis (FMEA) results of the device pins. Htssop 16 pin power package (with powerpad) and WSON 12 pin power package are adopted.