MIC2212-MPBML-TR Equivalent & Substitute Parts

Part Overview

The MIC2212-MPBML-TR is a linear voltage regulator IC from Microchip Technology designed for positive fixed output applications with dual output capability. This device delivers 150mA and 300mA outputs in a 10-MLF package and is currently discontinued at DiGi Electronics, necessitating identification of functionally equivalent alternatives for ongoing design support and procurement.

Key Parameters

Parameter	Value
Manufacturer	Microchip Technology
Part Number	MIC2212-MPBML-TR
Category	Power Management (PMIC)
Output Configuration	Positive Fixed, Dual Output
Output Voltage	2.8V, 3V
Current Output	150mA, 300mA
Input Voltage (Max)	5.5V
Dropout Voltage	0.25V @ 150mA, 0.42V @ 300mA
Quiescent Current	80 µA
Operating Temperature	-40°C ~ 125°C
Package	10-MLF (3x3)
Mounting Type	Surface Mount
Product Status	Discontinued

Substitute Part Grouping Explanation

Substitute parts for the MIC2212-MPBML-TR are selected based on the following critical parameters that define functional equivalence:

Primary Matching Criteria:

Dual output linear voltage regulator topology
Output current capability: 150mA and 300mA
Fixed positive output voltage options including 3V
Surface mount package with 10-pin configuration
Enable control feature
Over-temperature protection

Substitute Parts Identified:

LP3996SD-3030/NOPB (Texas Instruments) – 3V fixed output
LP3996SD-3033/NOPB (Texas Instruments) – 3V/3.3V fixed output

Both LP3996 variants meet the core electrical specifications and package requirements. The LP3996SD-3033/NOPB provides additional voltage flexibility with 3.3V output option, while the LP3996SD-3030/NOPB is optimized for 3V applications.

Parameter Comparison

Parameter	MIC2212-MPBML-TR	LP3996SD-3030/NOPB	LP3996SD-3033/NOPB
Manufacturer	Microchip Technology	Texas Instruments	Texas Instruments
Output Configuration	Positive Fixed	Positive Fixed	Positive Fixed
Number of Regulators	2	2	2
Output Voltage (Fixed)	2.8V, 3V	3V	3V, 3.3V
Current Output	150mA, 300mA	150mA, 300mA	150mA, 300mA
Input Voltage (Max)	5.5V	6V	6V
Dropout Voltage @ 150mA	0.25V	0.22V	0.22V
Dropout Voltage @ 300mA	0.42V	0.55V	0.55V
Quiescent Current	80 µA	100 µA	100 µA
PSRR	60dB ~ 40dB (1KHz ~ 20kHz)	58dB ~ 45dB, 70dB ~ 60dB (1kHz ~ 20kHz)	58dB ~ 45dB, 70dB ~ 60dB (1kHz ~ 20kHz)
Control Features	Enable, Power On Reset	Enable	Enable
Protection Features	Over Current, Over Temperature	Over Temperature, Short Circuit	Over Temperature, Short Circuit
Operating Temperature	-40°C ~ 125°C	-40°C ~ 85°C	-40°C ~ 85°C
Package	10-MLF (3x3)	10-WSON (3x3)	10-WSON (3x3)
Mounting Type	Surface Mount	Surface Mount	Surface Mount
Product Status	Discontinued	Active	Active
RoHS Status	Non-compliant	ROHS3 Compliant	ROHS3 Compliant

Engineering Selection Recommendations

LP3996SD-3030/NOPB is the primary substitute for applications requiring 3V output. This part maintains functional equivalence across current ratings and control features while offering active product status and ROHS3 compliance. The slightly higher maximum input voltage (6V vs 5.5V) provides additional design margin.

LP3996SD-3033/NOPB is the recommended substitute for designs requiring dual voltage output flexibility (3V and 3.3V). This variant supports the same current specifications and package footprint while enabling broader application compatibility.

Both LP3996 variants are currently in active production with substantial inventory availability, ensuring long-term supply continuity. The transition from MIC2212 to LP3996 series requires verification of pinout compatibility and PCB layout adjustments due to package designation change (10-MLF to 10-WSON), though both maintain identical 3x3mm footprints.

Frequently Asked Questions (FAQ)

Q: Can LP3996SD-3030/NOPB directly replace MIC2212-MPBML-TR in existing designs?

A: Functional replacement is possible for applications using 3V output. Pin-to-pin compatibility must be verified against the respective datasheets. The 10-WSON package has the same 3x3mm footprint as 10-MLF, but PCB layout review is required to confirm pad alignment and thermal characteristics.

Q: What is the difference between LP3996SD-3030/NOPB and LP3996SD-3033/NOPB?

A: The LP3996SD-3030/NOPB is fixed at 3V output, while the LP3996SD-3033/NOPB supports both 3V and 3.3V outputs. Select LP3996SD-3033/NOPB if your design requires 3.3V capability or future voltage flexibility.

Q: Are there temperature range limitations when substituting?

A: The LP3996 series operates from -40°C to 85°C, compared to the MIC2212's -40°C to 125°C range. Applications requiring operation above 85°C cannot use LP3996 substitutes without design modification or alternative component selection.

Q: Does the higher quiescent current of LP3996 (100 µA vs 80 µA) affect power budget?

A: The 20 µA difference is negligible in most applications. Verify impact only in ultra-low-power designs where quiescent current is a critical specification.

Q: What protection features differ between the original and substitute parts?

A: MIC2212 includes over-current protection; LP3996 uses short-circuit protection instead. Both provide over-temperature protection. Confirm that short-circuit protection meets your application requirements.

Q: Is RoHS compliance a factor in selecting a substitute?

A: The MIC2212 is RoHS non-compliant, while both LP3996 variants are ROHS3 compliant. For applications subject to RoHS regulations, LP3996 substitutes are required.

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