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Product Detailed Parameters
- Description：IC REG BUCK 5V 2A 24HTSSOP-B
- Series：-
- Mfr：Rohm Semiconductor
- Package：Tape & Reel (TR),Cut Tape (CT)
- Function：Step-Down
- Output Configuration：Positive
- Topology：Buck
- Output Type：Fixed
- Number of Outputs：1
- Voltage - Input (Min)：3.6V
- Voltage - Input (Max)：35V
- Voltage - Output (Min/Fixed)：5V
- Voltage - Output (Max)：-
- Current - Output：2A
- Frequency - Switching：200kHz ~ 500kHz
- Synchronous Rectifier：Yes
- Operating Temperature：-40°C ~ 105°C (TA)
- Mounting Type：Surface Mount
- Package / Case：24-VSSOP (0.220", 5.60mm Width) Exposed Pad
- Supplier Device Package：24-HTSSOP-B
- Grade：Automotive
- Qualification：AEC-Q100
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Overview
The BD99011EFV-ME2 is a synchronous buck DC/DC converter manufactured by ROHM Semiconductor. It operates with an input voltage range of 3.6 V to 35 V and delivers a maximum output current of 2 A. The device features a fixed 5 V output and supports adjustable switching frequencies between 200 kHz and 500 kHz. Key electrical specifications include a typical quiescent current of 22 uA and an operating supply current of 1.5 mA. It is housed in an HTSSOP-24 package and is qualified under the AEC-Q100 standard for automotive applications.
Feature Summary
- Synchronous rectification topology for improved efficiency
- Integrated shutdown control functionality
- Automotive-grade reliability qualification
Applications
- Automotive infotainment systems
- Vehicle instrument clusters
- On-board navigation units
Procurement Notes
Verify the specific suffix ME2 against the official datasheet to confirm pinout and thermal characteristics. Ensure the ordering information matches the required packaging format, such as cut tape or reel, as listed in the manufacturer's catalog. Confirm RoHS compliance status and moisture sensitivity level requirements before finalizing procurement orders.
Selection Notes
Select this component when a single-output synchronous buck converter is required for automotive environments. The wide input voltage range accommodates various vehicle power bus conditions. The low quiescent current supports battery-saving modes. Verify that the HTSSOP-24 package fits the PCB layout constraints and thermal management strategy for the target application.
Part Context
This part belongs to the BD99011EFV series of switching regulators from ROHM Semiconductor. It is categorized under PMIC - Power Management ICs. The product line focuses on high-efficiency power conversion solutions suitable for demanding electronic systems requiring stable voltage regulation and compact form factors.
Replacement Considerations
Consult the official datasheet for direct pin-to-pin compatible alternatives within the same series. Verify that any substitute maintains the AEC-Q100 qualification and identical electrical parameters.
