LB11961-TLM-E Equivalent & Substitute Parts

Part Overview

The LB11961-TLM-E is a motor driver integrated circuit manufactured by onsemi, designed for brushed DC motor applications with integrated control and power stage functionality. This device operates across a 4.5V to 16V supply range and delivers 1A output current in a half-bridge configuration. The part is classified as obsolete, making identification of equivalent and substitute components essential for ongoing design support and production continuity.

Key Parameters

Parameter	Value
Manufacturer	onsemi
Part Number	LB11961-TLM-E
Category	Power Management (PMIC)
Description	IC MOTOR DRIVER 4.5V-16V 14HSSOP
Motor Type	Brushed DC
Function	Driver - Fully Integrated, Control and Power Stage
Output Configuration	Half Bridge (2)
Interface	Parallel
Technology	Bipolar
Current - Output	1A
Voltage - Supply	4.5V ~ 16V
Voltage - Load	4.5V ~ 16V
Operating Temperature	-30°C ~ 90°C (TA)
Package / Case	14-LSSOP (0.173", 4.40mm Width) + 2 Heat Tabs
Mounting Type	Surface Mount
Product Status	Obsolete
RoHS Status	ROHS3 Compliant
MSL Rating	3 (168 Hours)

Substitute Part Grouping Explanation

Substitution eligibility for the LB11961-TLM-E is determined by the following critical parameters:

Primary Substitution Criteria:

Output Configuration: Half Bridge (2)
Current - Output: 1A minimum
Voltage - Supply Range: Minimum 4.5V, Maximum 16V
Package / Case: 14-LSSOP or compatible pinout
Mounting Type: Surface Mount
Motor Type Compatibility: Brushed DC applications

Secondary Compatibility Factors:

Operating Temperature Range: Must support -30°C minimum
RoHS Compliance: ROHS3 Compliant
Technology: Bipolar or Bi-CMOS acceptable
Interface: Parallel or Logic control acceptable

Substitute parts are grouped based on adherence to these parameters. Parts meeting all primary criteria are classified as parametric equivalents or manufacturer-recommended alternatives.

Parameter Comparison

Parameter	LB11961-TLM-E (Main)	LV11961HA-AH	LB11961-W-AH	BD6995FV-GE2
Manufacturer	onsemi	onsemi	onsemi	Rohm Semiconductor
Output Configuration	Half Bridge (2)	Half Bridge (2)	Half Bridge (2)	Half Bridge (2)
Current - Output	1A	1A	1A	1.2A
Voltage - Supply	4.5V ~ 16V	3.6V ~ 16V	4.5V ~ 16V	4.3V ~ 17V
Voltage - Load	4.5V ~ 16V	3.6V ~ 16V	4.5V ~ 16V	Not specified
Operating Temperature	-30°C ~ 90°C (TA)	-40°C ~ 150°C (TJ)	-30°C ~ 90°C (TA)	-40°C ~ 105°C (TA)
Package / Case	14-LSSOP + 2 Heat Tabs	14-LSSOP + 2 Heat Tabs	14-LSSOP + 2 Heat Tabs	16-LSSOP
Technology	Bipolar	Bi-CMOS	Bipolar	Bi-CMOS
Interface	Parallel	Logic	Parallel	PWM
Motor Type	Brushed DC	DC Motors, General Purpose	Brushed DC	Brushless DC (BLDC)
Product Status	Obsolete	Obsolete	Obsolete	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	3 (168 Hours)	3 (168 Hours)	3 (168 Hours)	1 (Unlimited)

Engineering Selection Recommendations

LB11961-W-AH (Parametric Equivalent)

This part is a direct parametric equivalent to the LB11961-TLM-E. It maintains identical electrical specifications including 4.5V to 16V supply voltage, 1A output current, half-bridge configuration, and parallel interface. The package, mounting type, and thermal characteristics are identical. Both parts share the same base product number (LB11961) and are manufactured by onsemi. This substitute is suitable for direct replacement in existing designs without circuit modification. Product status is obsolete for both parts.

LV11961HA-AH (Similar Functional Equivalent)

This part provides functional equivalence with notable parameter variations. The supply voltage range extends to 3.6V minimum (versus 4.5V for the main part), and the operating temperature range is wider (-40°C to 150°C). The output current remains 1A, and the half-bridge configuration is maintained. The primary differences are the Bi-CMOS technology (versus Bipolar), Logic interface (versus Parallel), and inclusion of fault protection features (Over Temperature, Over Voltage, UVLO). The package and mounting type are identical. This substitute is applicable when the extended temperature range or enhanced protection features are beneficial. Product status is obsolete.

BD6995FV-GE2 (Manufacturer-Recommended Alternative)

This part is the manufacturer-recommended substitute for the LB11961-TLM-E. It is manufactured by Rohm Semiconductor and maintains half-bridge configuration with 1.2A output current (exceeding the 1A requirement). The supply voltage range is 4.3V to 17V, providing broader compatibility. The operating temperature range is -40°C to 105°C. Key differences include Bi-CMOS technology, PWM interface (versus Parallel), and support for Brushless DC motor applications. The package is 16-LSSOP (versus 14-LSSOP), requiring PCB layout modification. This part is currently in active production status, making it the preferred long-term solution for new designs or production continuity. MSL rating is 1 (Unlimited), indicating superior moisture handling compared to the main part.

Frequently Asked Questions (FAQ)

Q: Can LB11961-W-AH be used as a direct replacement for LB11961-TLM-E?

A: Yes. LB11961-W-AH is a parametric equivalent with identical electrical specifications, package configuration, and pinout. No circuit modifications are required for substitution.

Q: What are the key differences between LV11961HA-AH and the main part?

A: LV11961HA-AH differs in technology (Bi-CMOS versus Bipolar), interface type (Logic versus Parallel), operating temperature range (-40°C to 150°C versus -30°C to 90°C), and includes integrated fault protection features. The supply voltage minimum is lower at 3.6V. Output current and package remain identical.

Q: Is BD6995FV-GE2 a pin-compatible replacement?

A: No. BD6995FV-GE2 uses a 16-LSSOP package versus the 14-LSSOP package of the main part. PCB layout modification is required. However, it is the manufacturer-recommended alternative and is currently in active production.

Q: Why is BD6995FV-GE2 recommended despite package differences?

A: BD6995FV-GE2 is actively manufactured by Rohm Semiconductor, ensuring long-term availability and supply continuity. It meets or exceeds all critical electrical parameters (1.2A output, 4.3V-17V supply range) and includes enhanced features such as Bi-CMOS technology and PWM interface capability. The package change is a one-time design modification that provides significant production sustainability benefits.

Q: Can these substitutes be used interchangeably in all applications?

A: Substitution suitability depends on specific application requirements. LB11961-W-AH is directly interchangeable. LV11961HA-AH is suitable for applications benefiting from extended temperature range or fault protection. BD6995FV-GE2 requires PCB modification but is recommended for new designs due to active production status. Interface differences (Parallel versus Logic versus PWM) must be evaluated against control circuit design.

Q: What is the impact of MSL rating differences?

A: The main part and its onsemi equivalents have MSL 3 rating (168 hours), requiring controlled storage and handling. BD6995FV-GE2 has MSL 1 rating (Unlimited), eliminating moisture sensitivity constraints. This provides operational flexibility for inventory management and extended shelf life.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance, ensuring regulatory alignment with the main part.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message