ISL9012IRJCZ Equivalent & Substitute Parts

Part Overview

The ISL9012IRJCZ is a linear voltage regulator IC from Renesas Electronics Corporation designed for power management applications. It provides dual positive fixed outputs at 2.8V and 1.8V with output currents of 150mA and 300mA respectively. The device is housed in a 10-DFN (3x3) surface mount package with an exposed pad.

The ISL9012IRJCZ is classified as obsolete, making it necessary to identify equivalent substitute parts for new designs or ongoing production requirements. The ISL9012IRJNZ serves as a direct functional alternative while maintaining core electrical and mechanical compatibility.

Key Parameters

Parameter	Value
Manufacturer	Renesas Electronics Corporation
Category	Power Management (PMIC)
Package Type	10-VFDFN Exposed Pad (3x3)
Mounting Type	Surface Mount
Number of Regulators	2
Output Configuration	Positive Fixed
Voltage - Input (Max)	6.5V
Voltage - Output (Min/Fixed)	2.8V, 1.8V
Voltage Dropout (Max)	0.2V @ 150mA
Current - Output	150mA, 300mA
Current - Quiescent (Iq)	40 µA
Operating Temperature	-40°C ~ 85°C
Protection Features	Over Current, Over Temperature, Soft Start, Under Voltage Lockout (UVLO)
RoHS Status	ROHS3 Compliant
REACH Status	REACH Unaffected

Substitute Part Grouping Explanation

Substitution eligibility for the ISL9012IRJCZ is determined by the following critical parameters:

Dual regulator configuration with positive fixed outputs
Maximum input voltage of 6.5V
Output voltage levels and current ratings
10-DFN (3x3) surface mount package with exposed pad
Dropout voltage performance
Protection feature set (Over Current, Over Temperature, Soft Start, UVLO)
Operating temperature range of -40°C to 85°C
RoHS3 compliance and REACH unaffected status

The ISL9012IRJNZ meets these substitution criteria while maintaining the same base product number (ISL9012) and package footprint, ensuring mechanical and electrical compatibility in existing designs.

Parameter Comparison

Parameter	ISL9012IRJCZ (Main)	ISL9012IRJNZ (Substitute)
Manufacturer	Renesas Electronics Corporation	Renesas Electronics Corporation
Base Product Number	ISL9012	ISL9012
Product Status	Obsolete	Active
Package / Case	10-VFDFN Exposed Pad	10-VFDFN Exposed Pad
Supplier Device Package	10-DFN (3x3)	10-DFN (3x3)
Mounting Type	Surface Mount	Surface Mount
Number of Regulators	2	2
Output Configuration	Positive Fixed	Positive Fixed
Voltage - Input (Max)	6.5V	6.5V
Voltage - Output (Min/Fixed)	2.8V, 1.8V	2.8V, 3.3V
Voltage Dropout (Max)	0.2V @ 150mA	0.2V @ 150mA, 0.325V @ 300mA
Current - Output	150mA, 300mA	150mA, 300mA
Current - Quiescent (Iq)	40 µA	40 µA
Current - Supply (Max)	60 µA	60 µA
Control Features	Enable	Enable
Protection Features	Over Current, Over Temperature, Soft Start, Under Voltage Lockout (UVLO)	Over Current, Over Temperature, Soft Start, Under Voltage Lockout (UVLO)
Operating Temperature	-40°C ~ 85°C	-40°C ~ 85°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)	3 (168 Hours)
REACH Status	REACH Unaffected	REACH Unaffected
ECCN	EAR99	EAR99
HTSUS	8542.39.0001	8542.39.0001

Engineering Selection Recommendations

The ISL9012IRJNZ is a qualified substitute for the obsolete ISL9012IRJCZ based on the following factors:

Both parts share identical package footprints (10-DFN 3x3) and mounting requirements, ensuring direct PCB compatibility
Both maintain RoHS3 compliance and REACH unaffected status, satisfying regulatory requirements
Both provide the same dual regulator architecture with identical input voltage ratings and protection feature sets
The ISL9012IRJNZ is currently in active production status, ensuring long-term availability and supply chain stability

The primary design consideration is the output voltage configuration: the ISL9012IRJCZ provides 1.8V on the second output, while the ISL9012IRJNZ provides 3.3V. Circuit designs must verify that the 3.3V output voltage is compatible with the intended application. Additionally, the ISL9012IRJNZ has a higher moisture sensitivity level (MSL 3 versus MSL 1), requiring adherence to appropriate storage and handling protocols during manufacturing.

Frequently Asked Questions (FAQ)

Q: Can the ISL9012IRJNZ be used as a direct drop-in replacement for the ISL9012IRJCZ?

A: The ISL9012IRJNZ is mechanically and electrically compatible in terms of package footprint, pin configuration, and core regulator specifications. However, the second output voltage differs (3.3V versus 1.8V), so circuit compatibility must be verified before substitution.

Q: What is the significance of the different output voltage levels?

A: The ISL9012IRJCZ provides fixed outputs of 2.8V and 1.8V, while the ISL9012IRJNZ provides 2.8V and 3.3V. The application circuit must be designed to accept the 3.3V output on the second regulator. If the original design requires 1.8V, the ISL9012IRJNZ is not suitable.

Q: Are there packaging differences between these parts?

A: Both parts use the same 10-VFDFN Exposed Pad package (3x3). The ISL9012IRJCZ is supplied in standard packaging, while the ISL9012IRJNZ is supplied in tube packaging. The physical component dimensions and PCB footprint are identical.

Q: What does the different MSL rating mean for manufacturing?

A: The ISL9012IRJCZ has MSL 1 (unlimited shelf life), while the ISL9012IRJNZ has MSL 3 (168-hour floor life after moisture exposure). Manufacturing processes must account for the ISL9012IRJNZ's moisture sensitivity by following appropriate baking and handling procedures prior to reflow soldering.

Q: Are both parts RoHS compliant?

A: Yes, both the ISL9012IRJCZ and ISL9012IRJNZ are ROHS3 compliant and REACH unaffected, meeting current environmental and regulatory standards.

Q: Why is the ISL9012IRJCZ marked as obsolete?

A: The ISL9012IRJCZ is classified as obsolete by the manufacturer. The ISL9012IRJNZ represents the active production alternative within the ISL9012 product family, ensuring continued availability for new designs and production requirements.

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