NN30321A-VB The Panasonic NN30321A-VB is a 6A synchronous DC-DC step-down regulator with an adjustable output voltage range. It offers selectable switching frequencies for design flexibility.
Mfr Part #:

NN30321A-VB

Available from 2 distributors
Mfr Name: Panasonic Electronic Components
Panasonic Electronic Components
The Panasonic NN30321A-VB is a 6A synchronous DC-DC step-down regulator with an adjustable output voltage range. It offers selectable switching frequencies for design flexibility.
✓ Total Stock: 5,123 pcs
$ Price Range: $1.08

NN30321A-VB Available from 2 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
4,923 pcs
4923 pcs On Request 1 On Request On Request 15+ On Request On Request
Non-Authorised Inventory information
200 pcs
200 pcs On Request 1 On Request On Request 24 On Request On Request

NN30321A-VB Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Frequency
Function
Mounting Type
Number of Outputs
Operating Temperature
Output Configuration
Output Type
Quiescent Current
Supplier Device Package
Synchronous Rectifier
Topology
Voltage

NN30321A-VB Description

Short technical summary and product information.

The Panasonic NN30321A-VB is a 1-channel synchronous DC-DC step-down regulator designed for high current distributed power systems. It utilizes a hysteretic control system for high-speed response to load changes, minimizing output voltage variations.

 

Key electrical specifications include an input voltage range of 4.5V to 28V and an adjustable output voltage from 0.75V to 5.5V. The regulator can deliver a maximum output current of 6A. It features selectable switching frequencies of 210 kHz, 430 kHz, or 650 kHz, along with built-in protections such as Under Voltage Lockout (UVLO), Thermal Shut Down (TSD), Over Voltage Detection (OVD), Under Voltage Detection (UVD), Over Current Protection (OCP), and Short Circuit Protection (SCP).

 

This device is housed in a 24-pin QFN package measuring 4mm x 4mm with a 0.5mm pitch. It is designed for surface mounting. The regulator includes features like adjustable soft start and power good indication for output over and under voltage conditions.

 

Applications for the NN30321A-VB include high current distributed power systems such as HDDs, SSDs, PCs, game consoles, servers, security cameras, network TVs, home appliances, and OA equipment.

NN30321A-VB Quick Information

Product Type: DC-DC Switching Regulator
Canonical Name: NN30321A-VB Synchronous DC-DC Step Down Regulator
Subcategory: Buck Converter

NN30321A-VB Compliance

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

NN30321A-VB Estimated Pricing

Qty Low High
1+ $1.08 $1.08

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

NN30321A-VB Features

  • Synchronous DC-DC step-down regulator
  • Maximum output current of 6 A
  • Adjustable output voltage from 0.75 V to 5.5 V
  • Selectable switching frequencies: 210, 430, 650 kHz
  • Integrated protection features for reliability

NN30321A-VB Applications

  • Suitable for point-of-load regulation.
  • Used in telecom and networking equipment.
  • Ideal for industrial power supplies.
  • Applicable in battery-powered devices.
  • Designed for distributed power architectures.

NN30321A-VB FAQs

7 frequently asked questions generated from this part’s specifications.
What is the input voltage range of the NN30321A-VB?

The input voltage range is 4.5V to 28V.

What is the output voltage range of the NN30321A-VB?

The output voltage is adjustable from 0.75V to 5.5V.

What is the maximum output current of the NN30321A-VB?

The maximum output current is 6A.

What switching frequencies are available for the NN30321A-VB?

The switching frequency can be selected as 210 kHz, 430 kHz, or 650 kHz.

What protection features does the NN30321A-VB include?

It includes over-current protection (OCP), short-circuit protection (SCP), under-voltage lockout (UVLO), thermal shutdown (TSD), over-voltage detection (OVD), and under-voltage detection (UVD).

What is the operating temperature range of the NN30321A-VB?

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

What package is the NN30321A-VB available in?

It is available in a 24-QFN (4x4mm) package with an exposed pad.

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