ISL9012IRPLZ-T Equivalent & Substitute Parts

Part Overview

The ISL9012IRPLZ-T is a linear voltage regulator IC manufactured by Renesas Electronics Corporation, designed for positive fixed dual-output applications. This device delivers 150mA and 300mA output currents with fixed voltage outputs of 1.85V and 2.9V respectively. The part is classified as obsolete, making identification of functionally equivalent alternatives essential for ongoing design support and production continuity.

Key Parameters

Parameter	ISL9012IRPLZ-T
Manufacturer	Renesas Electronics Corporation
Category	Power Management (PMIC)
Product Status	Obsolete
Output Configuration	Positive Fixed, Dual Output
Voltage Output (Fixed)	1.85V, 2.9V
Current Output	150mA, 300mA
Input Voltage (Max)	6.5V
Dropout Voltage (Max)	0.2V @ 150mA, 0.325V @ 300mA
Quiescent Current	40 µA
Protection Features	Over Current, Over Temperature, Soft Start, UVLO
Operating Temperature	-40°C ~ 85°C
Package	10-VFDFN Exposed Pad (3x3)
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the ISL9012IRPLZ-T is determined by the following critical parameters:

Output Configuration: Positive fixed dual-output topology with 1.85V and 2.9V rails
Current Delivery: 150mA and 300mA per output channel
Input Voltage Range: Maximum input voltage tolerance of 5.5V or higher
Dropout Voltage: Performance at specified current levels
Package Compatibility: 10-pin surface mount with exposed pad footprint
Protection Architecture: Over-current and over-temperature safeguards
Regulatory Compliance: ROHS3 and REACH compliance status

The MIC2214-DOYML-TR from Microchip Technology meets these substitution criteria with matching output voltages, current ratings, and package footprint, while offering active product status and extended operating temperature range.

Parameter Comparison

Parameter	ISL9012IRPLZ-T	MIC2214-DOYML-TR	Compatibility Notes
Manufacturer	Renesas Electronics	Microchip Technology	Different source
Product Status	Obsolete	Active	Substitute is in active production
Output Voltage (Fixed)	1.85V, 2.9V	1.85V, 2.9V	Identical
Current Output	150mA, 300mA	150mA, 300mA	Identical
Input Voltage (Max)	6.5V	5.5V	Substitute has lower maximum input
Dropout Voltage @ 150mA	0.2V	0.25V	Substitute slightly higher
Dropout Voltage @ 300mA	0.325V	0.42V	Substitute higher at full current
Quiescent Current	40 µA	80 µA	Substitute draws twice the idle current
Operating Temperature	-40°C ~ 85°C	-40°C ~ 125°C	Substitute supports extended range
Package	10-VFDFN Exposed Pad	10-VFDFN Exposed Pad, 10-MLF®	Footprint compatible
Protection Features	OCP, OTP, Soft Start, UVLO	OCP, OTP	Substitute lacks Soft Start and UVLO
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	Identical
MSL Rating	1 (Unlimited)	1 (Unlimited)	Identical

Engineering Selection Recommendations

The MIC2214-DOYML-TR qualifies as a functional substitute for the obsolete ISL9012IRPLZ-T based on matching output voltage specifications, current delivery capabilities, and package footprint. The substitute maintains ROHS3 compliance and unlimited moisture sensitivity rating, ensuring regulatory alignment.

Design considerations for substitution include:

Input Voltage Margin: The MIC2214-DOYML-TR maximum input of 5.5V is lower than the ISL9012IRPLZ-T at 6.5V. Verify that system input voltage does not exceed 5.5V.
Dropout Performance: Higher dropout voltages in the substitute (0.25V @ 150mA, 0.42V @ 300mA) require confirmation that minimum input-to-output differential voltage remains adequate for application requirements.
Quiescent Current: The substitute draws 80 µA versus 40 µA in the original. Evaluate impact on standby power consumption if this parameter is critical.
Protection Features: The substitute omits Soft Start and Under Voltage Lockout functions present in the original. Assess whether these features are required for system stability.
Operating Temperature: The extended range of -40°C to 125°C in the substitute provides additional thermal margin if needed.

The MIC2214-DOYML-TR is actively manufactured and available in production quantities, supporting long-term supply continuity.

Frequently Asked Questions (FAQ)

Q: Can the MIC2214-DOYML-TR directly replace the ISL9012IRPLZ-T without PCB modifications?

A: The 10-VFDFN exposed pad package footprint is compatible, allowing direct PCB placement. However, verify that your application tolerates the differences in dropout voltage, quiescent current, and protection features listed in the parameter comparison table.

Q: What is the primary limitation when substituting to the MIC2214-DOYML-TR?

A: The maximum input voltage is reduced from 6.5V to 5.5V. If your system input voltage exceeds 5.5V, this substitute is not suitable. Additionally, dropout voltage performance is degraded at full 300mA load (0.42V versus 0.325V).

Q: Are both parts available in the same packaging options?

A: The ISL9012IRPLZ-T is supplied in 10-DFN (3x3) packaging. The MIC2214-DOYML-TR is available in both 10-VFDFN and 10-MLF® (3x3) packages. Confirm your PCB design accommodates the selected package variant.

Q: Does the absence of Soft Start in the MIC2214-DOYML-TR affect compatibility?

A: Soft Start functionality limits inrush current during power-up. If your application requires controlled startup transients or has sensitive downstream circuitry, evaluate whether the substitute's lack of this feature introduces risk. Over-current protection remains available in both devices.

Q: What is the temperature operating range difference?

A: The ISL9012IRPLZ-T operates from -40°C to 85°C, while the MIC2214-DOYML-TR extends to 125°C. For applications requiring operation above 85°C, the substitute provides additional thermal headroom.

Q: Are there compliance or certification differences between the two parts?

A: Both parts are ROHS3 compliant, REACH unaffected, and carry MSL Level 1 (unlimited) moisture sensitivity ratings. No compliance barriers exist for substitution from a regulatory standpoint.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message