TLV70133DBVT Equivalent & Substitute Parts

Part Overview

The TLV70133DBVT is a linear voltage regulator IC from Texas Instruments designed for positive fixed 3.3V output applications with 150mA current capacity in a compact SOT-23-5 surface mount package. This device is classified as Last Time Buy, indicating limited future availability. Identifying equivalent and substitute parts ensures design continuity and supply chain resilience for applications requiring 3.3V regulation with the specified electrical and mechanical characteristics.

Key Parameters

Parameter	Value
Output Voltage (Fixed)	3.3V
Output Current	150mA
Input Voltage (Max)	24V
Voltage Dropout (Max)	0.4V @ 50mA
Quiescent Current	4.5 µA
Package Type	SOT-23-5 (SC-74A)
Operating Temperature Range	-40°C to 125°C
Protection Features	Over Current, Reverse Polarity
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the TLV70133DBVT is determined by the following critical parameters:

Output voltage fixed at 3.3V
Output current capacity of 150mA
Maximum input voltage of 24V
SOT-23-5 package configuration
Operating temperature range of -40°C to 125°C
Over Current and Reverse Polarity protection features
ROHS3 compliance and MSL Level 1 rating

Parts meeting all these criteria are classified as parametric equivalents. Variations in voltage dropout characteristics or product status do not disqualify substitution when all primary electrical and mechanical parameters align.

Parameter Comparison

Parameter	TLV70133DBVT	TLV70133DBVR	TLV70433DBVR	TLV70433DBVT
Manufacturer	Texas Instruments	Texas Instruments	Texas Instruments	Texas Instruments
Output Voltage	3.3V	3.3V	3.3V	3.3V
Output Current	150mA	150mA	150mA	150mA
Input Voltage (Max)	24V	24V	24V	24V
Voltage Dropout (Max)	0.4V @ 50mA	0.4V @ 50mA	1.1V @ 100mA	1.1V @ 100mA
Quiescent Current	4.5 µA	4.5 µA	4.5 µA	4.5 µA
PSRR	60dB (100kHz)	60dB (100kHz)	60dB (100kHz)	60dB (100kHz)
Package	SOT-23-5	SOT-23-5	SOT-23-5	SOT-23-5
Operating Temperature	-40°C to 125°C	-40°C to 125°C	-40°C to 125°C	-40°C to 125°C
Protection Features	Over Current, Reverse Polarity	Over Current, Reverse Polarity	Over Current, Reverse Polarity	Over Current, Reverse Polarity
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Last Time Buy	Active	Active	Active

Engineering Selection Recommendations

TLV70133DBVR is a direct parametric equivalent with identical electrical specifications and packaging. It maintains the same 0.4V dropout characteristic and is currently in Active product status with higher inventory availability (9300 pcs), making it the primary substitute for TLV70133DBVT applications.

TLV70433DBVR and TLV70433DBVT are parametric equivalents with identical output voltage, current, and package specifications. These parts feature a higher voltage dropout of 1.1V @ 100mA compared to the TLV70133 series. Both are in Active product status with substantial inventory (64831 pcs and 15550 pcs respectively). Selection between TLV70433 variants depends on packaging preference: TLV70433DBVR is supplied in Cut Tape and Digi-Reel formats, while TLV70433DBVT is supplied in Cut Tape and Digi-Reel formats.

All substitute parts maintain ROHS3 compliance, MSL Level 1 rating, and identical protection features. Selection should account for voltage dropout requirements in the specific application circuit.

Frequently Asked Questions (FAQ)

Q: Can TLV70133DBVR replace TLV70133DBVT directly?

A: Yes. Both parts are parametric equivalents with identical electrical specifications, output voltage, current capacity, package type (SOT-23-5), and operating temperature range. The primary difference is product status: TLV70133DBVT is Last Time Buy while TLV70133DBVR is Active.

Q: What is the difference between TLV70133 and TLV70433 series?

A: The primary difference is voltage dropout. TLV70133 series specifies 0.4V @ 50mA dropout, while TLV70433 series specifies 1.1V @ 100mA dropout. Both maintain identical output voltage (3.3V), current (150mA), package (SOT-23-5), and operating temperature range. Selection depends on application power budget and input voltage headroom requirements.

Q: Are all substitute parts in the same package?

A: Yes. All listed parts use SOT-23-5 (SC-74A) surface mount packaging, ensuring mechanical and electrical compatibility on existing PCB layouts.

Q: Do packaging format differences (Cut Tape vs. Digi-Reel) affect electrical performance?

A: No. Packaging format differences (Cut Tape, Digi-Reel) are supply chain and handling considerations only. Electrical performance and specifications remain identical regardless of packaging format.

Q: Are all parts RoHS compliant?

A: Yes. All listed parts are ROHS3 compliant with MSL Level 1 rating and REACH Unaffected status, meeting environmental and regulatory requirements.

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