特性 Features

Protection Functions

? Reverse Battery Protection Using External Components

? Voltage Dependent Current Limiting

? Overtemperature Protection with Auto-Restart

? Overvoltage Protection Including Load Dump

? Stable Undervoltage Protection

? ESD Protection

? Loss of Ground Protection with External Components

? Enhanced Short-Circuit Protection

Diagnostic Functions

? Proportional Load Current-Sense Output

? Linear Voltage Drop Regulation to Maintain Sense

Accuracy Even at Very Low Load Currents

? Enabled by Logic Input

? Channel Selected by Logic Input

? Defined Temperature and Current Dependency

? Open-Load Detection

? Using Load Current-Sense in ON State

? Using Output Voltage Detection in OFF State

? Defined Fault Signal in Case of Overload Operation,

Overtemperature, or Short-Circuit and Open-Load in OFF State

Miscellaneous

? Lead-Free Finish; RoHS Compliant (Notes 1 & 2)

? Halogen and Antimony Free. “Green” Device (Note 3)

? The ZXMS82120S14PQ is suitable for automotive

applications requiring specific change control; this part is

AEC-Q100 qualified, PPAP capable, and manufactured in

IATF16949 certified facilities.

https://www.diodes.com/quality/product-definitions/

Applications

? High-side switching with diagnostic feedback for:

? 12V grounded loads

? Resistive, inductive and capacitive loads

? Suitable for high inrush current loads

? Incandescent lamps (P10W), motors, LEDs, etc.

? Compact low power replacement for:

? Relays, fuses and discrete circuits