LB11988HR-TRM-E

Description：IC MOTOR DRIVER 5V-22V 28HSOP
Series：-
Mfr：onsemi
Package：Tape & Reel (TR)

SKU:b442895a93aa Category: Motor Drivers, Controllers Brand: onsemi

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Product introduction

Product Detailed Parameters

Description：IC MOTOR DRIVER 5V-22V 28HSOP
Series：-
Mfr：onsemi
Package：Tape & Reel (TR)
Motor Type - Stepper：-
Motor Type - AC, DC：Brushless DC (BLDC)
Function：Driver - Fully Integrated, Control and Power Stage
Output Configuration：Half Bridge (3)
Interface：Parallel
Technology：Bipolar
Step Resolution：-
Applications：Fan Motor Driver
Current - Output：1.3A
Voltage - Supply：5V ~ 22V
Voltage - Load：5V ~ 22V
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：28-SOP (0.311", 7.90mm Width) Exposed Pad + 2 Heat Tabs
Supplier Device Package：28-HSOP-HC
Grade：-

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LB11988HR-TRM-E

Overview

The LB11988HR-TRM-E is a three-phase full-wave current linear drive motor driver IC designed for brushless DC fan motors. It operates within a supply voltage range of 5V to 22V and features a 28-terminal HSOP-HC package. The device integrates protection functions including overcurrent, thermal shutdown, and undervoltage lockout to ensure reliable operation in cooling applications.

Feature Summary

Three-phase full-wave current linear drive architecture
Integrated thermal shutdown and overcurrent protection
Undervoltage lockout functionality

Applications

Brushless DC fan motor control
Computer cooling systems
Server chassis ventilation

Procurement Notes

Verify the specific suffix TRM-E against official onsemi documentation to confirm tape-and-reel packaging and lead-free status. Confirm the component status as obsolete or active through authorized channels before procurement planning.

Selection Notes

Select this component for applications requiring integrated linear drive capabilities for small brushless DC fans. Ensure the operating voltage aligns with the 5V-22V range and that the thermal management requirements fit the HSOP-HC package constraints.

Part Context

This part belongs to the LB11988 family of motor drivers from onsemi, utilizing BCD technology. It is specifically optimized for driving three-phase brushless DC motors commonly found in electronic cooling solutions.

Replacement Considerations

Check for LB11988D-E or LB11988HR-TLM-E as potential variants, but verify pin compatibility and electrical specifications carefully due to package and voltage differences.

How to buy

Online and offline orders are supported. If the item is available for online purchase, you can place it in the cart; for wholesale pricing, please contact our product manager for a quote.

Payment Method

Payment methods: T/T, WeChat Pay, credit cards, Google Pay, Apple Pay . Buyer covers shipping, fees, duties, and taxes; contact our product manager if you need a contract/procurement process.

Delivery time

In-stock items usually ship within 24 hours. Otherwise, shipment is arranged 1 to 2 days after the items arrive at our warehouse. Timing depends on destination and shipping method.

Freight calculation

Freight cost depends on destination, package size, and weight . We offer shipping options via DHL, FedEx, UPS, and TNT , and can ship using your freight account upon request.

Mode of Transportation

We ship via DHL, FedEx, UPS, and TNT. If you prefer a specific logistics provider, we can ship using your designated carrier.

Return and Refund

Returns are accepted within 60 days of invoice with RMA approval. Items must be resalable; original invoice and test report are required. No returns for customer errors.