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MAXIM INTEGRATED / ANALOG DEVICES MAX14919AUP Quad low-side switch

The MAX14919 is a high-performance, industrial-protected quad low-side switch featuring 140mΩ on-resistance per channel and integrated surge protection up to 1kV/42Ω. It supports load currents from 100mA to 800mA with resistor-settable current limiting, internal high-voltage clamps for inductive loads, and reverse-current detection to prevent damage. Built for industrial and automation applications, it offers high switching rates up to 200kHz, thermal overload protection, and a compact 20-pin TSSOP package suitable for rugged environments. The device also includes an internal linear regulator providing a stable +5V output for auxiliary circuitry.

Authorized Distributors
Source:Newark
Part No:MAX14919AUP+
Stock:128
Inv Date:06-05-2026
Price: Unit price: $5.52
Buy/RFQ:
Source:DigiKey
Part No:MAX14919AUP+
Stock:275
Inv Date:06-05-2026
Price: Unit price: $5.52
Buy/RFQ:
Part No:MAX14919AUP+
Stock:973
Inv Date:06-06-2026
Price: Unit price: $5.41
Buy/RFQ:

MAXIM INTEGRATED / ANALOG DEVICES MAX14919AUP Quad low-side switch Specifications:

  • Supply Voltage Range: 45V to 55V (Vpp), 4.5V to 5.5V (V5), 1.62V to 5.5V (V_ logic)
  • Maximum Load Current: 800mA per channel
  • On-Resistance: 140mΩ at 600mA load
  • Surge Protection: Up to +1kV/42Ω; IEC 61000-4-5 surge immunity
  • Switching Frequency: Up to 200kHz
  • Operating Temperature Range: -40°C to +125°C
  • Thermal Shutdown: 150°C with hysteresis of 15°C
  • Reverse Current Detection: Threshold at 150mA, disables reverse flow
  • Linear Regulator Output: 5V, 30mA capacity
  • Package Type: 20 TSSOP with exposed pad
  • Power Dissipation: 1739 mW (single-layer), 2555 mW (multi-layer)
  • ESD Protection: 8kV contact, 25kV air

Buy the Buy Maxim MAX14919 Part Number MAX14919AUP Online

Discover the MAX14919 quad low-side switch designed for industrial automation, relay driving, and motor control. Its robust surge and overload protection, resistor-settable current limit, and high switching frequency make it ideal for rugged environments. Enable fast switching up to 200kHz, prevent damage with reverse current detection, and manage inductive loads effectively with internal high-voltage clamps. Its compact TSSOP package and integrated linear regulator simplify system design while ensuring safety and reliability. Purchase online today for superior industrial switching solutions.

Order your Maxim MAX14919AUP quad low-side switch today and ensure robust, reliable switching with surge protection and high efficiency for your industrial projects.

Frequently Asked Questions

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You can download the MAX14919AUP datasheet or visit the MAXIM INTEGRATED / ANALOG DEVICES website for support.

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