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ISL8121IRZ The Renesas ISL8121IRZ is a DC DC Switching Controller designed for step-down applications. It offers positive output configuration and supports a wide switching frequency range.
Mfr Part #:

ISL8121IRZ

Available from 1 distributors
Mfr Name: Renesas
Renesas
The Renesas ISL8121IRZ is a DC DC Switching Controller designed for step-down applications. It offers positive output configuration and supports a wide switching frequency range.
✓ Total Stock: 6,137 pcs
$ Price Range: $0.75

ISL8121IRZ Available from 1 distributor

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Flip Electronics ✓
Non-Authorised Inventory information
6,137 pcs
On Request
6137 pcs On Request 1 On Request On Request On Request On Request On Request
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ISL8121IRZ Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Clock Sync
Control Features
Duty Cycle (Max)
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Phases
Output Type
Package / Case
Supplier Device Package
Supplier Package
Synchronous Rectifier
Topology
Voltage
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ISL8121IRZ Description

Short technical summary and product information.

The Renesas ISL8121IRZ is a DC DC Switching Controller belonging to the Power Management (PMIC) category. This device is designed for step-down (buck) topology applications, featuring a positive output configuration and supporting two outputs with two phases.

 

Key electrical specifications include a supply voltage range of 4.9V to 5.5V and a switching frequency adjustable from 150kHz to 2MHz. The controller has a maximum duty cycle of 66% and incorporates synchronous rectification for improved efficiency. Control features include current limit, enable, soft start, and tracking.

 

This component operates within a temperature range of -40°C to 85°C (TA) and is housed in a 24-VFQFN Exposed Pad package, suitable for surface mounting. The supplier package is specified as 24-QFN (4x4).

 

Environmental compliance includes RoHS3 compliance, MSL 1 Unlimited, and REACH unaffected status. These compliance details are based on available database information and should be verified.

ISL8121IRZ Quick Information

Product Type: DC DC Switching Controller
Canonical Name: Renesas ISL8121IRZ Buck Regulator
Subcategory: Power Management (PMIC)

ISL8121IRZ Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected

ISL8121IRZ Estimated Pricing

Qty Low High
1+ $0.75 $0.75

Estimated market price range - modelled values for guidance only, not live distributor offers.

ISL8121IRZ Features

  • Step-down buck controller with 2 outputs.
  • Wide 4.9V to 5.5V supply voltage.
  • Adjustable 150kHz to 2MHz switching frequency.
  • Synchronous rectifier enabled for efficiency.
  • Surface mount 24-VFQFN package.

ISL8121IRZ Applications

  • Ideal for power management circuits.
  • Suitable for step-down voltage conversion.
  • Used in systems requiring dual outputs.
  • Applications needing adjustable frequency.

ISL8121IRZ FAQs

6 frequently asked questions generated from this part’s specifications.
What is the operating voltage range for the ISL8121IRZ?

The operating voltage supply range is 4.9V to 5.5V.

What is the switching frequency range of the ISL8121IRZ?

The switching frequency can be set between 150kHz and 2MHz.

How many outputs does the ISL8121IRZ support?

The ISL8121IRZ supports 2 outputs.

What is the package type for the ISL8121IRZ?

The package is a 24-VFQFN Exposed Pad.

What is the operating temperature range?

The operating temperature range is -40°C to 85°C (TA).

Is the ISL8121IRZ RoHS compliant?

The ISL8121IRZ is RoHS3 Compliant.

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