ST VND5E025MK-E High-Side Dual-Channel Driver with Analog Current Sensing for Automotive Applications - Data Manual / Owner's Guide
Summary
This double-channel high-side driver is engineered for reliable automotive applications, providing precise power management for grounded loads like LED lighting. It features advanced analog current sensing and robust protection circuits, including overload, undervoltage, and overtemperature shutoff. This manual details the complete electrical specifications, application guides (covering load dump and MCU I/O), and diagnostic functionality. Ideal for electrical engineers and embedded systems designers who require high-efficiency, durable drivers demanding exceptional fault detection and current monitoring capabilities.
Page 1 Text Content
VND5E025MK-E
Double-channel high-side driver with analog current sense
for automotive applications
Features Max transient supply voltage VCC
Operating voltage range VCC 4.5 to 28 Max on-state resistance (per ch.) RON mΩ
Power SSO-24
Current limitation (typ) ILIMH
Reverse battery protected (see Figure 29:
Off-state supply current IS µA(1)
Application schematic(1))
1. Typical value with all loads connected.
Electrostatic discharge protection
General Applications
Inrush current active management by
All types of resistive, inductive and capacitive
power limitation
loads
Very low standby current
Suitable as LED driver
3.0V CMOS compatible inputs Optimized electromagnetic emissions
Description
Very low electromagnetic susceptibility
In compliance with the 2002/95/EC The VND5E025MK-E is a double-channel high- european directive side drivers manufactured in the ST proprietary VIPower™ M0-5 technology and housed in the
Very low current sense leakage
tiny Power SSO-24 package.
Diagnostic functions
The VND5E025MK-E is designed to drive 12V
Proportional load current sense
automotive grounded loads delivering protection,
High current sense precision for wide diagnostics and easy 3V and 5V CMOS currents range compatible interface with any microcontroller. Current sense disable
The device integrates advanced protective
Overload and short to ground (power
functions such as load current limitation, inrush
limitation) indication
and overload active management by power
Thermal shutdown indication limitation, overtemperature shut-off with
auto-restart and overvoltage active clamp.
Protections Undervoltage shutdown A dedicated analog current sense pin is
Overvoltage clamp associated with every output channel in order to provide Enhanced diagnostic functions including
Load current limitation
fast detection of overload and short-circuit to
Self limiting of fast thermal transients
ground through power limitation indication and
Protection against loss of ground and loss
overtemperature indication.
of VCC
The current sensing and diagnostic feedback of
Overtemperature shutdown with auto
the whole device can be disabled by pulling the
restart (thermal shutdown)
CS_DIS pin high to allow sharing of the external sense resistor with other similar devices.
October 2009 Doc ID 16471 Rev 1 1/35
www.st.com
Page Summary Contents For ST VND5E025MK-E High-Side Dual-Channel Driver with Analog Current Sensing for Automotive Applications - Data Manual / Owner's Guide
Manual Details
| Brand | Current |
|---|---|
| Pages | 35 |
| File Size | 571.08 KB |
| Published | June 03, 2026 |
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Frequently Asked Questions
What is the device's primary application?
It is a double-channel high-side driver with analog current sense specifically for automotive applications.
How does the device protect against overcurrent conditions?
It provides features such as load current limitation, short-to-ground protection, and overload active management.
What protective features are available regarding power supply voltages?
The device offers Undervoltage shutdown, Overvoltage clamp, and is reverse battery protected.
Is the device easy to interface with microcontrollers?
Yes, it has a 3V CMOS compatible inputs and a current sense interface suitable for any microcontroller.