BA9743AFV-E2 The ROHM Semiconductor BA9743AFV-E2 is a dual-output switching regulator controller. It operates with a voltage range of 3.6V to 35V and supports both step-up and step-down functions.
Mfr Part #:

BA9743AFV-E2

Available from 3 distributors
Mfr Name: ROHM Semiconductor
ROHM Semiconductor
The ROHM Semiconductor BA9743AFV-E2 is a dual-output switching regulator controller. It operates with a voltage range of 3.6V to 35V and supports both step-up and step-down functions.
✓ Total Stock: 12,567 pcs
$ Price Range: $0.75

BA9743AFV-E2 Available from 3 distributors

✓ Authorised
✓ Non-Authorised
Distributor Stock Pricing MOQ PKG Lead Time Date Code On Order Quantity On Order Delivery
Non-Authorised Inventory information
6,287 pcs
6287 pcs On Request 1 On Request On Request 08+ On Request On Request
Non-Authorised Inventory information
5,735 pcs
5735 pcs On Request 1 On Request On Request 0640+ On Request On Request
Non-Authorised Inventory information
545 pcs
545 pcs On Request 1 On Request On Request On Request On Request On Request

BA9743AFV-E2 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
Operating Voltage
Output Configuration
Output Phases
Output Type
Supplier Device Package
Synchronous Rectifier
Topology
Voltage

BA9743AFV-E2 Description

Short technical summary and product information.

The BA9743AFV-E2 from ROHM Semiconductor is a versatile switching regulator controller designed for dual-output applications. It supports both step-up and step-down voltage conversion, offering flexibility in power management designs.

 

This controller operates within a wide voltage range of 3.6V to 35V and can function at frequencies up to 800kHz. Key control features include dead time control and soft start, enabling optimized performance and reduced inrush current. The device is designed for surface mount applications and comes in a 16-SSOP-B package.

 

With its ability to drive external FETs, the BA9743AFV-E2 is suitable for applications requiring large current handling capabilities. Its output configuration can be positive or negative, further enhancing its applicability across various circuit designs. The device also features synchronous rectification for improved efficiency.

BA9743AFV-E2 Quick Information

Product Type: Switching Regulator Controller
Canonical Name: BA9743AFV-E2 Dual-output Step-up, Negative Voltage, Step-down Switching Regulator Controller
Subcategory: Buck-Boost / Inverting

BA9743AFV-E2 Compliance

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

BA9743AFV-E2 Estimated Pricing

Qty Low High
1+ $0.75 $0.75

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

BA9743AFV-E2 Features

  • Dual-output switching regulator controller.
  • Supports step-up and step-down functions.
  • Wide 3.6V to 35V operating voltage range.
  • Up to 800kHz switching frequency.
  • Surface mount 16-SSOP-B package.

BA9743AFV-E2 Applications

  • Power management circuits.
  • Battery-powered devices.
  • Consumer electronics.
  • Industrial control systems.

BA9743AFV-E2 FAQs

7 frequently asked questions generated from this part’s specifications.
What is the operating voltage range of the BA9743AFV-E2?

The BA9743AFV-E2 operates from 3.6V to 35V.

What package is the BA9743AFV-E2 available in?

The BA9743AFV-E2 is available in a 16-LSSOP (0.173", 4.40mm width) surface-mount package, also known as 16-SSOP-B.

What is the operating temperature range?

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

What topologies does the BA9743AFV-E2 support?

It supports buck (step-down) and boost (step-up) topologies.

How many outputs does the BA9743AFV-E2 have?

The BA9743AFV-E2 has two transistor driver outputs.

Does the BA9743AFV-E2 have a synchronous rectifier?

Yes, it features a synchronous rectifier.

What switching frequency range does the BA9743AFV-E2 support?

The switching frequency range is 10kHz to 800kHz.

Home
Account

Categories