AP2114DA-3.3TRG1 Equivalent & Substitute Parts

Part Overview

The AP2114DA-3.3TRG1 is a linear voltage regulator IC from Diodes Incorporated designed for positive fixed 3.3V output applications. This Surface Mount device delivers 1A output current in a TO-252-3 (DPAK) package and is classified as Active product status. The part is ROHS3 compliant and suitable for applications requiring regulated 3.3V power from input sources up to 6V. Substitute parts are identified when equivalent electrical performance and mechanical compatibility are maintained across the specified parameter range.

Key Parameters

Parameter	Value
Manufacturer	Diodes Incorporated
Category	Power Management (PMIC)
Output Voltage (Fixed)	3.3V
Output Current	1A
Input Voltage (Max)	6V
Dropout Voltage (Max)	0.75V @ 1A
Quiescent Current	90 µA
Package / Case	TO-252-3, DPAK (2 Leads + Tab), SC-63
Operating Temperature	-40°C ~ 85°C
Protection Features	Over Current, Over Temperature
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitute parts for the AP2114DA-3.3TRG1 are qualified based on the following criteria:

Electrical Parameters (Must Match):

Output voltage: 3.3V fixed
Output current: 1A
Input voltage maximum: 6V
Output configuration: Positive
Protection features: Over Current, Over Temperature
Operating temperature range: -40°C ~ 85°C

Mechanical Parameters (Must Match):

Package / Case: TO-252-3, DPAK (2 Leads + Tab), SC-63
Mounting type: Surface Mount

Compliance Parameters (Must Match):

RoHS Status: ROHS3 Compliant
REACH Status: REACH Unaffected

Substitute parts may vary in dropout voltage, quiescent current, and PSRR specifications while maintaining functional equivalence within the allowed parameter range for this product category.

Parameter Comparison

Parameter	AP2114DA-3.3TRG1	AP2114D-3.3TRG1	AP7361C-33D-13	AP7361C-33DR-13
Manufacturer	Diodes Incorporated	Diodes Incorporated	Diodes Incorporated	Diodes Incorporated
Output Voltage	3.3V	3.3V	3.3V	3.3V
Output Current	1A	1A	1A	1A
Input Voltage (Max)	6V	6V	6V	6V
Dropout Voltage (Max)	0.75V @ 1A	0.75V @ 1A	0.36V @ 1A (Typ)	0.36V @ 1A (Typ)
Quiescent Current	90 µA	90 µA	80 µA	80 µA
PSRR	65dB (100Hz ~ 1kHz)	65dB (100Hz ~ 1kHz)	75dB ~ 55dB (1kHz ~ 10kHz)	75dB ~ 55dB (1kHz ~ 10kHz)
Package / Case	TO-252-3, DPAK	TO-252-3, DPAK	TO-252-3, DPAK	TO-252-3, DPAK
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C	-40°C ~ 85°C
Protection Features	Over Current, Over Temperature	Over Current, Over Temperature	Over Current, Over Temperature	Over Current, Over Temperature
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Product Status	Active	Active	Active	Active

Engineering Selection Recommendations

All substitute parts listed maintain Active product status and ROHS3 compliance, ensuring long-term availability and regulatory conformance. The AP2114D-3.3TRG1 is a direct parametric equivalent with identical electrical specifications and differs only in moisture sensitivity level classification (MSL 3 vs MSL 1). The AP7361C series (AP7361C-33D-13 and AP7361C-33DR-13) offers improved dropout voltage performance (0.36V typical vs 0.75V maximum) and lower quiescent current (80 µA vs 90 µA), making these alternatives suitable for applications with tighter power budget requirements or lower input voltage margins. All parts share identical package geometry, mounting type, and thermal operating range, enabling direct PCB-level substitution without design modification.

Frequently Asked Questions (FAQ)

Q: Can AP7361C-33D-13 or AP7361C-33DR-13 be used as direct replacements for AP2114DA-3.3TRG1?

A: Yes. Both AP7361C variants meet all mandatory electrical and mechanical parameters: 3.3V fixed output, 1A output current, 6V maximum input, TO-252-3 package, -40°C to 85°C operating range, and ROHS3 compliance. The lower dropout voltage and quiescent current of the AP7361C series represent performance improvements within the allowed parameter range.

Q: What is the difference between AP2114DA-3.3TRG1 and AP2114D-3.3TRG1?

A: These parts are parametrically equivalent with identical electrical performance. The primary difference is moisture sensitivity level: AP2114DA-3.3TRG1 is MSL 1 (Unlimited), while AP2114D-3.3TRG1 is MSL 3 (168 Hours). Both are ROHS3 compliant and Active status.

Q: Are the AP7361C-33D-13 and AP7361C-33DR-13 interchangeable?

A: Yes. Both parts have identical electrical specifications and package configuration. The designation difference reflects internal manufacturing or supplier tracking variations without affecting functional performance or compatibility.

Q: Can these substitute parts be used in existing designs without PCB modification?

A: Yes. All substitute parts use the identical TO-252-3 (DPAK) package with the same pin configuration and thermal characteristics, enabling direct PCB-level substitution without layout changes.

Q: What are the key performance differences between AP2114DA-3.3TRG1 and AP7361C series?

A: The AP7361C series provides lower dropout voltage (0.36V typical vs 0.75V maximum) and lower quiescent current (80 µA vs 90 µA). These differences are within the allowed parameter range for substitution and may benefit applications with marginal input voltage or strict power consumption requirements.

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