Part Number: MIC5841YWM

Manufacturer: Microchip Technology

Description: IC PWR DRIVER BIPOLAR 1:8 18SOP

Shipped from: Shenzhen/HK Warehouse

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Technical Specifications of MIC5841YWM

Datasheet  MIC5841YWM datasheet
Category Integrated Circuits (ICs)
Family PMIC – Power Distribution Switches, Load Drivers
Manufacturer Microchip Technology
Packaging Tube
Part Status Active
Switch Type Latched Driver
Number of Outputs 8
Ratio – Input:Output 1:8
Output Configuration Low Side
Output Type Bipolar
Interface Strobe, Serial
Voltage – Load 15V (Max)
Voltage – Supply (Vcc/Vdd)
Current – Output (Max) 500mA
Rds On (Typ)
Input Type Non-Inverting
Fault Protection
Operating Temperature -55°C ~ 85°C (TA)
Package / Case 18-SOIC (0.295″, 7.50mm Width)
Supplier Device Package 18-SOP (Wide)

MIC5841YWM Introduction

The MIC5841YWM is an integrated circuit made for peripheral power driver use that can do a lot of different things. This device uses BiCMOS technology and has a number of features, such as CMOS control circuits, an eight-bit CMOS shift register, eight CMOS data latches, and eight bipolar current-sink Darlington output drivers. Because of how well it works and how well it works with other things, the MIC5841YWM is an essential part for driving inductive loads like lamps, switches, and solenoids. This guide will tell you everything you need to know about the MIC5841YWM, including what it can do, how it can be used, and how to operate it.

Overview of the MIC5841YWM

The MIC5841YWM is an integrated circuit made for peripheral power driver use. It was made using BiCMOS technology. It has a variety of useful properties that make it an important part of many electronic systems. This part gives an overview of the MIC5841YWM, including its BiCMOS technology, key features and specs, and the differences between the MIC5841 and MIC5842 versions.

BiCMOS Technology

BiCMOS (Bipolar Complementary Metal-Oxide Semiconductor) technology is used to make the MIC5841YWM. This technology takes the best parts of both bipolar and CMOS and puts them together. This makes it possible to mix high-speed bipolar drivers with low-power CMOS control circuitry. BiCMOS technology has great performance qualities, such as working quickly, being compatible with different logic levels, and using less power.

Features and Specifications

To make applications for peripheral power driving easier, the MIC5841YWM incorporates a number of essential components. These elements consist of:

  • Data storage and transfer are made efficient by the eight-bit CMOS shift register that is built in.
  • The essential control signals to drive the output drivers are provided by the CMOS control circuitry.
  • The input data to be delivered to the output drivers is stored in eight CMOS data latches.
  • Bipolar Current-Sink Eight Drivers for Darlington Output Since the integrated output drivers may sink current, they can be used to power inductive loads like lamps, relays, and solenoids. These drivers provide dependable performance and include transient-suppression diodes built right in.

Applications of MIC5841YWM

● Peripheral power drivers

Peripheral power drivers are one of the main uses for the MIC5841YWM. The 500 mA maximum current handling capacity of the integrated bipolar current-sink Darlington output drivers The MIC5841YWM is therefore perfect for powering a variety of peripheral devices, including lamps, relays, solenoids, and other inductive loads. The MIC5841YWM delivers dependable and effective power to these peripherals, whether it’s regulating the brightness of a lamp, turning on a relay, or moving a solenoid.

● Inductive Load Control

Relays and solenoids are inductive loads; therefore, driving and controlling them presents special difficulties. The MIC5841YWM’s capacity to sink current and integrated transient-suppression diodes make it an excellent choice for these applications. The drivers may manage inductive kickback, resulting in dependable and secure operation. Designers may easily and confidently regulate and drive inductive loads by utilising the MIC5841YWM.

● Interface Applications

Additionally, interface applications requiring additional drive lines can use the MIC5841YWM. Designers can increase the number of drive lines available for integrating with other devices or subsystems by cascading multiple MIC5841YWM devices using the serial data output function. The MIC5841YWM can provide increased flexibility and usefulness in interface applications thanks to its cascading feature, facilitating effective data flow and control.

The MIC5841YWM may also be used in various fields where dependable and effective peripheral power driving is required, including motor control, automation systems, robotics, and more.

Operational Characteristics

Awareness of the performance and compatibility of the MIC5841YWM requires awareness of its fundamental operational properties. The key points are as follows:

● Voltage Requirements for Supply

The MIC5841YWM ensures proper functionality by operating within a supply voltage range of 4.5 volts to 15 volts.Compared to a 5V source, a 12V supply enables faster speeds.

● Speed and effectiveness

The MIC5841YWM generally works at speeds greater than 5 MHz with a 5 V logic supply. Select the proper supply voltage after taking your application’s speed needs into account.

● Compatibility at the Logic Level

Standard CMOS, PMOS, and NMOS logic levels are compatible with the CMOS inputs of the MIC5841YWM. For TTL or DTL circuits, adjustments can be required.

● Continuity Drivers

The MIC5841YWM can be chained together for interface applications that need more drive lines. Cascading is done by using the serial data stream, which gives more options.

You can more successfully integrate and use the MIC5841YWM in your applications if you are aware of these operational features. To improve your comprehension and use of the MIC5841YWM, we’ll go over packaging options, design principles, troubleshooting advice, and more in the sections that follow.

Frequently Asked Questions

● Can I use a 5V logic supply to run the MIC5841YWM?

Yes, it can run on a 5V logic supply; however, a 12V supply will allow for faster rates.

● For more drive lines, can I cascade more MIC5841YWM devices?

The serial data output does, in fact, support cascading, allowing for larger drive lines in interface applications.

● How can I prevent inductive kickback on the MIC5841YWM?

Although it features internal transient-suppression diodes, you can add further safeguards like snubber circuits or freewheeling diodes by connecting them outside.


A flexible integrated circuit made for applications requiring peripheral power drivers is the MIC5841YWM. It provides accurate control for driving lights, relays, solenoids, and other inductive loads because of its effective power supply and compatibility with different logic levels. Users can optimise the performance of the MIC5841YWM in their designs by implementing the knowledge they have gained from this tutorial. It is an essential component in all industries thanks to its broad variety of applications and durable properties.

Utilise the MIC5841YWM’s power in your designs to realise all of its capabilities and improve the performance of your systems. Utilise the MIC5841YWM to drive peripheral devices in a dependable and effective manner. To find out more about maximising the MIC5841YWM’s capabilities and elevating your designs to new heights, get in touch with ICRFQ.

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