Datasheet > BD9P208MUF-C

BD9P208MUF-C

更新时间： 2024-09-18 11:11:11

品牌	Logo	应用领域
罗姆 - ROHM		DC-DC转换器
页数	文件大小	规格书
53页	1995K
描述
BD9P208MUF-C是内置功率MOSFET的电流模式同步整流式降压DC-DC转换器。

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中文翻译

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数据手册

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BD9P208MUF-C 数据手册

Nano Pulse Control^TM

Datasheet

3.5 V to 40 V Input, 2 A

Single 2.2 MHz Buck DC/DC Converter

For Automotive

BD9P208MUF-C

General Description

Key Specifications

BD9P208MUF-C is current mode synchronous buck

DC/DC converter integrating POWER MOSFETs.

◼ Input Voltage Range:

3.5 V to 40 V

(Initial startup is 4.0 V or more)

◼ Output Voltage Range

BD9P208MUF-C:

◼ Output Current:

OCP_SEL = H

OCP_SEL = L

◼ Switching Frequency:

◼ Output Voltage Accuracy:

Features

0.8 V to 8.5 V

◼

Nano Pulse Control^TM

AEC-Q100 Qualified^{(Note 1)}

Minimum ON Pulse 50 ns (Max)

Synchronous Buck DC/DC Converter Integrating

POWER MOSFETs

1.5 A (Max)

2.0 A (Max)

2.2 MHz (Typ)

◼

Soft Start Function

Current Mode Control

Reset Function

Light Load Mode (LLM)

±1.75 % (-40 °C to +125 °C)

±1.5 % (-30 °C to +105 °C)

2.1 μA (Typ)

◼ Shutdown Current:

◼ Operating Temperature Range: -40 °C to +125 °C

Forced Pulse Wide Modulation (PWM) Mode

Phase Compensation Included

Selectable Spread Spectrum Switching

External Synchronization Function

Selectable Over Current Protection (OCP)

Input Under Voltage Lockout (UVLO) Protection

Thermal Shut Down (TSD) Protection

Output Over Voltage Protection (OVP)

Short Circuit Protection (SCP)

Package

W (Typ) x D (Typ) x H (Max)

4.0 mm x 4.0 mm x 1.0 mm

VQFN24FV4040

(Note 1) Grade 1

Applications

◼

Automotive Powered Supplies

Consumer Powered Supplies

VQFN24FV4040

Wettable Flank Package

Typical Application Circuit

C_BST

V_IN

VIN

BST

V_OUT

L₁

PVIN

VCC_EX

VOUT_DIS

R_FB1

C_IN

PGND

VREG

OCP_SEL

VOUT_SNS

RESET

MODE

C_OUT

R_RST

C_REG

R_FB2

V_MODE

V_SSCG

SSCG

GND

Figure 1. Application Circuit with Discharge Function

Nano Pulse Control^TMis a trademark or a registered trademark of ROHM Co., Ltd.

〇Product structure : Silicon integrated circuit 〇This product has no designed protection against radioactive rays

.www.rohm.com

TSZ22111 • 14 • 001

TSZ02201-0T8T0AL01620-1-2

15.Jul.2022 Rev.002

1/50

12 3 4 5 6 7...53

中文翻译

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