BD9S231NUX-C
2.7V to 5.5V Input, 2A Single Synchronous Buck DC/DC Converter for Automotive

BD9S231NUX-C is a synchronous buck DC/DC Converter with built-in low On Resistance power MOSFETs. It is capable of providing current up to 2A. Small inductor is applicable due to high switching frequency of 2.2MHz. It is a current mode control DC/DC Converter and features high-speed transient response. It has a built-in phase compensation circuit. Applications can be created with a few external components.

主要规格

 
型号 | BD9S231NUX-CE2
Status | 推荐品
封装 | VSON008X2020
包装数量 | 4000
最小独立包装数量 | 4000
包装形态 | Taping
RoHS | Yes

功能安全:

类别 : FS supportive
A product that has been developed for automotive use and is capable of supporting safety analysis with regard to the functional safety.

特性:

ch

1

Integrated FET / Controller

Integrated FET

Topology

Buck

Synchronous / Nonsynchronous

Synchronous

Vin1(Min.)[V]

2.7

Vin1(Max.)[V]

5.5

Vout1(Min.)[V]

0.8

Vout1(Max.)[V]

5.5

Iout1(Max.)[A]

2

SW frequency(Max.)[MHz]

2.2

Light Load mode

No

EN

Yes

PGOOD

Yes

Operating Temperature (Min.)[°C]

-40

Operating Temperature (Max.)[°C]

125

Common Standard

AEC-Q100 (Automotive Grade)

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特点:

  • AEC-Q100 Qualified(Grade 1)
  • Single Synchronous Buck DC/DC Converter
  • Adjustable Soft Start Function
  • Power Good Output
  • Input Under Voltage Lockout Protection(UVLO)
  • Short Circuit Protection(SCP)
  • Output Over Voltage Protection(OVP)
  • Over Current Protection(OCP)
  • Thermal Shutdown Protection(TSD)

Evaluation
Board

 
    • Evaluation Board
    • BD9S231NUX-TSB-001
    • This Evaluation Board was developed for ROHM’s single Synchronous buck DC/DC converter BD9S231NUX-C. BD9S231NUX-C is a synchronous buck DC/DC converter with built-in low On Resistance power MOSFETs. BD9S231NUX-C accepts a power supply input range of 2.7V to 5.5V and generates a maximum output current of 2A. BD9S231NUX-C generates an output voltage range of 0.8V to VIN using external resistors. BD9S231NUX-C is a current mode control DC/DC Converter and features high-speed transient response.

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