ISL9113AIRAZ-T Equivalent & Substitute Parts

Part Overview

The ISL9113AIRAZ-T is a boost switching regulator IC manufactured by Renesas Electronics Corporation, designed for step-up voltage conversion applications. This positive adjustable output PMIC operates with an input voltage range of 0.8V to 4.7V and delivers adjustable output voltage from 3V to 5.2V at 1.1A switch current. The device features integrated synchronous rectification and operates at a switching frequency of 1.8MHz, making it suitable for portable power applications and battery charging circuits. The part is currently in active production status with full RoHS3 compliance and unlimited moisture sensitivity rating.

Equivalent and substitute parts are identified based on matching electrical specifications, package compatibility, and functional equivalence within the boost regulator category.

Key Parameters

Parameter	Value
Manufacturer	Renesas Electronics Corporation
Category	Power Management (PMIC)
Function	Step-Up (Boost)
Output Configuration	Positive Adjustable
Input Voltage Range	0.8V to 4.7V
Output Voltage Range	3V to 5.2V
Output Current	1.1A (Switch)
Switching Frequency	1.8MHz
Synchronous Rectifier	Yes
Package	8-VFDFN Exposed Pad (8-DFN 2x2)
Mounting Type	Surface Mount
Operating Temperature	-40°C to 85°C (TA)
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitute parts for the ISL9113AIRAZ-T are identified based on strict electrical and mechanical parameter matching within the boost regulator IC category. The substitution criteria are:

Critical Matching Parameters:

Topology: Boost (Step-Up)
Output Configuration: Positive Adjustable
Input Voltage Range: 0.8V to 4.7V
Output Voltage Range: 3V to 5.2V
Output Current: 1.1A (Switch)
Switching Frequency: 1.8MHz
Synchronous Rectifier: Yes
Package: 8-VFDFN Exposed Pad
Mounting Type: Surface Mount

The ISL9113ERAZ-T qualifies as a direct substitute based on identical electrical specifications, package configuration, and functional characteristics. Both parts share the same base product number (ISL9113) and are manufactured by Renesas Electronics Corporation. The parts are functionally interchangeable in applications requiring boost regulation with the specified voltage and current parameters.

Parameter Comparison

Parameter	ISL9113AIRAZ-T (Main)	ISL9113ERAZ-T (Substitute)
Manufacturer	Renesas Electronics Corporation	Renesas Electronics Corporation
Category	Power Management (PMIC)	Power Management (PMIC)
Function	Step-Up	Step-Up
Output Configuration	Positive Adjustable	Positive Adjustable
Input Voltage (Min)	0.8V	0.8V
Input Voltage (Max)	4.7V	4.7V
Output Voltage (Min/Fixed)	3V	3V
Output Voltage (Max)	5.2V	5.2V
Output Current	1.1A (Switch)	1.1A (Switch)
Switching Frequency	1.8MHz	1.8MHz
Synchronous Rectifier	Yes	Yes
Package	8-VFDFN Exposed Pad	8-VFDFN Exposed Pad
Supplier Device Package	8-DFN (2x2)	8-DFN (2x2)
Mounting Type	Surface Mount	Surface Mount
Operating Temperature	-40°C to 85°C	-20°C to 85°C
RoHS Status	ROHS3 Compliant	ROHS3 Compliant
MSL Rating	1 (Unlimited)	1 (Unlimited)
REACH Status	REACH Unaffected	REACH Unaffected
Product Status	Active	Active

Engineering Selection Recommendations

Both the ISL9113AIRAZ-T and ISL9113ERAZ-T are active production parts with full RoHS3 compliance and REACH unaffected status, meeting current environmental and regulatory requirements. The primary distinction between these parts is the operating temperature range: the ISL9113AIRAZ-T supports -40°C to 85°C, while the ISL9113ERAZ-T operates from -20°C to 85°C.

Selection between these parts depends on the application's thermal environment requirements. For applications requiring extended low-temperature operation below -20°C, the ISL9113AIRAZ-T is the appropriate choice. For applications operating within the -20°C to 85°C range, the ISL9113ERAZ-T provides equivalent functionality with identical electrical and package specifications.

Both parts carry unlimited moisture sensitivity rating (MSL 1), indicating no special storage or handling precautions are required. The identical package configuration (8-VFDFN Exposed Pad) ensures direct PCB layout compatibility without redesign.

Frequently Asked Questions (FAQ)

Q: Can ISL9113ERAZ-T be used as a direct replacement for ISL9113AIRAZ-T?

A: Yes, the ISL9113ERAZ-T is a direct functional substitute for the ISL9113AIRAZ-T in applications operating within the -20°C to 85°C temperature range. All electrical specifications, output characteristics, and package dimensions are identical. The only difference is the minimum operating temperature specification.

Q: What is the key difference between ISL9113AIRAZ-T and ISL9113ERAZ-T?

A: The operating temperature range differs. ISL9113AIRAZ-T operates from -40°C to 85°C, while ISL9113ERAZ-T operates from -20°C to 85°C. All other electrical and mechanical parameters are identical.

Q: Are these parts pin-compatible?

A: Yes. Both parts use the 8-VFDFN Exposed Pad package (8-DFN 2x2) with identical pinout and footprint. No PCB modifications are required for substitution.

Q: Do both parts require the same external component values?

A: Yes. Since the electrical specifications, switching frequency, and output voltage range are identical, the external resistor divider networks and filter components remain the same for both parts.

Q: What is the MSL rating for these parts?

A: Both parts carry MSL 1 (Unlimited), indicating no moisture sensitivity precautions are required during storage or handling.

Q: Are both parts RoHS compliant?

A: Yes. Both ISL9113AIRAZ-T and ISL9113ERAZ-T are ROHS3 compliant and REACH unaffected, meeting current environmental regulations.

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