TL5001CDR Equivalent & Substitute Parts

Part Overview

The TL5001CDR is a Buck, Boost, Flyback Regulator Controller IC manufactured by Texas Instruments, designed for positive output DC-DC conversion applications. This device functions as a transistor driver for step-up, step-down, and step-up/step-down topologies, operating across a wide supply voltage range of 3.6V to 40V with switching frequencies between 20kHz and 500kHz. The part is currently in active production status with 24,107 units available in inventory. Alternative part numbers may be required due to packaging availability, supply chain constraints, or specific procurement requirements.

Key Parameters

Parameter	Value
Manufacturer	Texas Instruments
Category	Power Management (PMIC)
Function	Step-Up, Step-Down, Step-Up/Step-Down
Output Type	Transistor Driver
Topology	Buck, Boost, Flyback
Voltage - Supply (Vcc/Vdd)	3.6V ~ 40V
Frequency - Switching	20kHz ~ 500kHz
Duty Cycle (Max)	100%
Package / Case	8-SOIC (0.154", 3.90mm Width)
Operating Temperature	-20°C ~ 85°C (TA)
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility for the TL5001CDR is determined by strict parametric equivalence across the following critical criteria:

The substitute part TL5001ACDR maintains identical electrical specifications including supply voltage range (3.6V ~ 40V), switching frequency capability (20kHz ~ 500kHz), duty cycle maximum (100%), and functional topology (Buck, Boost, Flyback). Both parts share the same package type (8-SOIC), operating temperature range (-20°C ~ 85°C), and regulatory compliance status (ROHS3 Compliant, MSL 1).

The primary distinction between these parts is packaging format: the main part TL5001CDR is supplied in Tape & Reel (TR) format, while the substitute TL5001ACDR is available in Cut Tape (CT) & Digi-Reel® format. This difference affects procurement and handling but does not alter electrical or mechanical compatibility.

Parameter Comparison

Parameter	TL5001CDR	TL5001ACDR
Manufacturer	Texas Instruments	Texas Instruments
Category	Power Management (PMIC)	Power Management (PMIC)
Description	IC REG CTRLR BCK/BST/FLYBK 8SOIC	IC REG CTRLR BCK/BST/FLYBK 8SOIC
Function	Step-Up, Step-Down, Step-Up/Step-Down	Step-Up, Step-Down, Step-Up/Step-Down
Output Type	Transistor Driver	Transistor Driver
Topology	Buck, Boost, Flyback	Buck, Boost, Flyback
Number of Outputs	1	1
Output Phases	1	1
Voltage - Supply (Vcc/Vdd)	3.6V ~ 40V	3.6V ~ 40V
Frequency - Switching	20kHz ~ 500kHz	20kHz ~ 500kHz
Duty Cycle (Max)	100%	100%
Synchronous Rectifier	No	No
Clock Sync	No	No
Control Features	Dead Time Control, Frequency Control	Dead Time Control, Frequency Control
Operating Temperature	-20°C ~ 85°C (TA)	-20°C ~ 85°C (TA)
Mounting Type	Surface Mount	Surface Mount
Package / Case	8-SOIC (0.154", 3.90mm Width)	8-SOIC (0.154", 3.90mm Width)
Packaging Format	Tape & Reel (TR)	Cut Tape (CT) & Digi-Reel®
Product Status	Active	Active
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected

Engineering Selection Recommendations

Both TL5001CDR and TL5001ACDR are active production parts from Texas Instruments with identical electrical and mechanical specifications. Selection between these parts should be based on packaging format requirements and procurement availability.

The TL5001CDR in Tape & Reel format is suitable for high-volume automated assembly operations where continuous reel feeding is required. The TL5001ACDR in Cut Tape & Digi-Reel® format provides flexibility for lower-volume applications or mixed-component procurement scenarios.

Both parts maintain full ROHS3 compliance and REACH unaffected status, ensuring regulatory compatibility across global markets. The MSL 1 rating indicates unlimited shelf life under standard storage conditions, eliminating moisture-related handling constraints.

Frequently Asked Questions (FAQ)

Q: Are TL5001CDR and TL5001ACDR electrically identical?

A: Yes. Both parts share identical electrical specifications including supply voltage range, switching frequency capability, duty cycle rating, and control features. They are functionally interchangeable in circuit design.

Q: What is the difference between Tape & Reel and Cut Tape & Digi-Reel® packaging?

A: Tape & Reel (TR) format supplies components on continuous reels optimized for automated pick-and-place assembly. Cut Tape (CT) & Digi-Reel® format provides components in cut tape segments or alternative reel configurations, suitable for lower-volume or mixed-component procurement.

Q: Can I substitute TL5001ACDR for TL5001CDR in my design?

A: Yes, provided your assembly process can accommodate the Cut Tape & Digi-Reel® packaging format. The electrical and mechanical specifications are identical, ensuring direct substitution at the component level.

Q: Are both parts currently in production?

A: Yes. Both TL5001CDR and TL5001ACDR maintain active production status with Texas Instruments.

Q: Do these parts require special handling or storage conditions?

A: No. Both parts carry MSL 1 rating, indicating unlimited shelf life under standard storage conditions without moisture sensitivity constraints.

Q: What topologies can these controller ICs support?

A: Both parts support Buck, Boost, and Flyback topologies, enabling step-up, step-down, and step-up/step-down DC-DC conversion configurations.

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