Step-down, High-efficiency Switching Regulators (Controller type) - BD63536FJThe BD63536FJ is a gate direct drive switching regulator operational at a power supply voltage from 3V. This regulator uses a compact package SOP-J8 and operates as a switching regulator for the voltage control type of step-down DC/DC converter. The regulator features reliable design with ±1% reference voltage accuracy, built-in current limit function (±4%), and a variety of built-in protection circuits.
| ||||
* This product is a STANDARD grade product and not recommend for on-vehicle devices. |
Grade | Standard |
ch | 1 |
Integrated FET / Controller | Controller |
Buck / Boost / Buck-Boost / Inverting | Buck |
Synchronous / Nonsynchronous | Nonsynchronous |
Vin1(Min.)[V] | 3.0 |
Vin1(Max.)[V] | 30.0 |
Iout1(Max.)[A] | 0.1 |
SW frequency(Max.)[MHz] | 0.3 |
Light Load mode | No |
EN | No |
PGOOD | No |
Operating Temperature (Min.)[°C] | -25 |
Operating Temperature (Max.)[°C] | 85 |
- ・Gate direct drive available (External Pch FET, Vcc-5.4V)
・Built-in current limit function (150mV±4%)
・Built-in gate-off function
・Error amplifier reference voltage (1.25V±1%)
・Built-in soft start
・2.5V regulator output
・External oscillation frequency variable
・Built-in thermal shutdown circuit
![]() |
PART NUMBER | Product Name | Package | Datasheet | Distribution Inventory |
---|---|---|---|---|
BD9845FV | 3.6-35V 1ch Buck converter (Controller) | SSOP-B14 | Buy Sample | |
BD9848FV | 3.6-35V 2ch Buck converter (Controller) | SSOP-B20 | Buy Sample | |
BA9741F | 3.6-35V 2ch Boost / Inverting / Buck converter (Controller) | SOP16 | Buy Sample | |
BA9741FS | 3.6-35V 2ch Boost / Inverting / Buck converter (Controller) | SSOP-A16 | Buy Sample | |
BA9743AFV | 3.6-35V 2ch Boost / Inverting / Buck converter (Controller) | SSOP-B16 | Buy Sample | |
BA9744FV | 2.5-35V 2ch Boost / Inverting / Buck converter (Controller) | SSOP-B16 | Buy Sample |
The definition and how to use thermal resistance and thermal characterization parameter of packages for ROHM’s integrated circuit are described in this application note.
This application note describes how to obtain the power loss required to calculate the temperature of a semiconductor device. Temperature control is important to ensuring product reliability.
The definition and how to use thermal resistance and thermal characterization parameter of packages for ROHM’s integrated circuit are described in this application note.
This application note introduces a method for easily measuring the phase margin with a Frequency Response Analyzer (FRA) made by NF Corporation.
This Application Note offers reference table to easily set resistor values for output voltage with various internal reference voltages VREF.
Major problems that arise from in appropriate layout may cause increase in noise superposed by output and switching signal, the deterioration of regulator, and also lack of stability...
In buck converter ICs, many high-frequency noises are generated at switch nodes. A snubber circuit provides one way of eliminating such harmonic noise. This application note explains how to set up the RC snubber circuits.
This application note explains the calculation of external capacitor value for buck converter IC circuit.
This application note covers the steps required in choosing the inductor and to calculate the value used in buck regulator IC circuits.
This application note explains power loss factors and methods for calculating them. It also explains how the relative importance of power loss factors depends on the specifications of the switching power source.
Using unmatched MLCC may not obtain required target characteristics for power supply circuit and may cause abnormal operation. This application note explains the important points while using MLCC.
This application note explains the features and things to consider when shopping for power inductors.
For ICs