회사 블로그 Mingjiada Electronics Supply ADI LT3500 Series Current Mode PWM Step-Down DC/DC Converter

With the continuing growth in demand for power supply solutions featuring a wide input voltage range, compact size and high reliability across industrial control, automotive electronics, communications equipment and distributed power systems, ADI’s classic high-voltage step-down converters have attracted widespread attention. Shenzhen Mingjiada Electronics Co., Ltd. — a long-standing supplier of the ADI LT3500 series current-mode PWM step-down DC/DC converters — supports both small-batch samples and large-volume orders, and ensures rapid product delivery through its efficient logistics system.

LT3500 – Monolithic 2A Step-Down Regulator and Linear Regulator/Controller

1. Details: The LT3500 is a current-mode PWM step-down DC/DC converter featuring an internal 2.3A switch. Its wide input range of 3V to 40V makes the LT3500 well-suited for regulating power from a variety of sources, including automotive batteries, 24V industrial power supplies and unregulated mains adaptors.

2. Key Features:

Wide input range: 3V to 36V during operation, with a maximum of 40V

Short-circuit protection across the entire input range

2A output current capability

Adjustable/synchronisable fixed-frequency operating range: 250kHz to 2.2MHz

Soft-start / tracking function

Output adjustable down to 0.8V

Adjustable linear regulator/driver with 13mA output capability

Power-good comparator with complementary outputs

Low quiescent current: 12μA

Heat-resistant, reinforced 3mm x 3mm DFN or 16-pin MSOP package

Models supplied by Mingjiada Electronics:

LT3500EDD

LT3500EMSE

LT3500HDD

LT3500HMSE

LT3500IDD

LT3500IMSE

Mingjiada Electronics also supplies other series of ADI step-down DC/DC converters, including but not limited to the following:

LT1766 – 60V, 1.2A (IOUT), 200kHz high-efficiency step-down DC/DC converter

LT1933 – 36V, 500mA (IOUT), 500kHz step-down switching regulator in an SOT-23 package

LT1936 – 36V, 1.4A (IOUT), 500kHz high-efficiency step-down DC/DC converter

LT1940 – Dual-channel 25V, 1.4A (IOUT), 1.1MHz high-efficiency step-down DC/DC converter

LTC3407/LTC3407-2 – Dual-channel 600mA/800mA, 1.5MHz/2.25MHz synchronous step-down DC/DC converters

LT3434/LT3435 – 60V, 2.4A (IOUT), 200kHz/500kHz high-efficiency step-down DC/DC converters, supporting burst mode operation

LT3437 – 60V, 400mA (IOUT), ultra-low-power step-down DC/DC converter, supporting burst mode operation

LT3493 – 36 V, 1.4 A (IOUT), 750 kHz high-efficiency step-down DC/DC converter

LT3501 – Dual-channel 25 V, 3 A (IOUT), 1.5 MHz high-efficiency step-down DC/DC converter

LT3502/LT3502A – 40 V, 500 mA (IOUT), 1.1 MHz/2.2 MHz high-efficiency step-down DC/DC converter

LT3503 – 20 V, 1 A (IOUT), 2.2 MHz high-efficiency step-down DC/DC converter

LT3505 – 36V, 1.2A (IOUT), 3MHz high-efficiency step-down DC/DC converter

LT3506/LT3506A – dual-channel 25V, 1.6A (IOUT), 575kHz/1.1MHz high-efficiency step-down DC/DC converter

LT3508 – Dual-channel 36V, 1.4A (IOUT), 2.5MHz high-efficiency step-down DC/DC converter

LT3510 – Dual-channel 25V, 2A (IOUT), 1.5MHz high-efficiency step-down DC/DC converter

LTC3548 – Dual-channel 400mA/800mA, 2.25MHz synchronous step-down DC/DC converter

LT3680 – 36V, 3.5A (IOUT), 2.4MHz high-efficiency step-down DC/DC converter

For information on stock availability, pricing, lead times and recommended part numbers for the ADI LT3500 series, please visit the Mingjiada Electronics website (https://www.integrated-ic.com/) for further supply details.