BA3257HFP-TR
Voltage Regulators with ROHS Compliance
Quantity | Unit Price(USD) | Ext. Price |
---|---|---|
1000 | $1.051 | $1,051.00 |
500 | $1.070 | $535.00 |
200 | $1.107 | $221.40 |
1 | $2.771 | $2.77 |
Inventory:7,443
- 90-day after-sales guarantee
- 365 Days Quality Guarantee
- Genuine Product Guarantee
- 7*24 hours service quarantee
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Part Number : BA3257HFP-TR
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Package/Case : HRP-5(5Leads+Tab)
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Manufacturer : Rohm Semiconductor
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Components Classification : Voltage Regulators , Linear, Low Drop Out Regulators
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Datesheet : BA3257HFP-TR DataSheet (PDF)
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Series : BA3257
Overview of BA3257HFP-TR
BA3257HFP-TR is a Power Supply Chip optimized for high current, wide input voltage range, and low quiescent current operations. It provides excellent performance for automotive electronic control units (ECUs), power distribution modules, and body control modules (BCMs).
Pinout
The BA3257HFP-TR pinout refers to the configuration and function of each pin in its HRP-5 package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the BA3257HFP-TR has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by the manufacturer to get accurate information regarding each pin's function and electrical characteristics.
Features
- High Current Voltage Buffer Amplifier: The BA3257HFP-TR is a high current voltage buffer amplifier designed for automotive applications.
- Wide Input Voltage Range: It has a wide input voltage range of 4V to 36V, making it suitable for various automotive systems.
- High Slew Rate: The BA3257HFP-TR features a high slew rate of 30V/μs for reliable performance in dynamic operating conditions.
- Low Quiescent Current: It has a low quiescent current of 20μA, reducing power consumption and heat generation.
- Avaliable in Space-Saving Package: The BA3257HFP-TR is available in a space-saving HRP-5 package, ideal for space-constrained applications.
Applications
- Automotive Electronic Control Units (ECUs): The BA3257HFP-TR is designed for automotive electronic control units (ECUs), providing voltage regulation and current sensing for various systems.
- Power Distribution Modules: It's commonly used in power distribution modules, enabling efficient power management and distribution within the vehicle.
- Body Control Modules (BCMs): The BA3257HFP-TR is also used in body control modules (BCMs), providing a range of functions such as voltage regulation, current sensing, and diagnostic features for various automotive systems.
Advantages and Disadvantages
Advantages
- Reliable Performance: The BA3257HFP-TR delivers reliable performance in high-voltage and high-current applications, making it suitable for demanding automotive systems.
- Space-Saving Design: Its compact HRP-5 package minimizes space requirements, allowing for more efficient use of system resources.
Disadvantages
- Specialized Manufacturer Required: Due to its unique features and application-specific design, the BA3257HFP-TR may require specialized manufacturer support or expertise for proper implementation.
Equivalents
For similar functionalities, consider these alternatives to the BA3257HFP-TR:
- Rohm Semiconductor's BA3260HFP-TR: This IC offers high current and voltage regulation with a wide input range for automotive applications.
- Toshiba Electronic Devices' TB3028F2: This transistor provides a high-voltage buffer amplifier function, suitable for automotive power management systems.
Frequently Asked Questions
Q: Can I use the BA3257HFP-TR in a general-purpose electronic control unit?
A: No, this IC is specifically designed for high-current and high-voltage applications common in automotive systems. It may not be suitable for general-purpose control units.
Specifications
The followings are basic parameters of the part selected concerning the characteristics of the part and categories it belongs to.
Package | Tape & Reel (TR) | Product Status | Not For New Designs |
Output Configuration | Positive | Output Type | Adjustable (Fixed) |
Number of Regulators | 2 | Voltage - Input (Max) | 14V |
Voltage - Output (Min/Fixed) | 1.25V (3.3V) | Voltage - Output (Max) | 12.7V |
Voltage Dropout (Max) | 1.3V @ 1A | Current - Output | 1A, 1A |
Current - Quiescent (Iq) | 5 mA | Control Features | Current Limit |
Protection Features | Over Current, Over Temperature | Operating Temperature | 0°C ~ 85°C |
Mounting Type | Surface Mount | Package / Case | HRP-5 (5 Leads + Tab) |
Supplier Device Package | HRP-5 | Base Product Number | BA3257 |
Warranty & Returns
Warranty, Returns, and Additional Information
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QA & Return Policy ?
Parts Quality Guarantee: 365 days
Returns for refund: within 90 days
Returns for Exchange: within 90 days
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Shipping and Package ?
Shipping:For example, FedEx, JP, UPS, DHL,SAGAWA, or YTC.
Parts Packaging Guarantee: Featuring 100% ESD anti-static protection, our packaging incorporates high toughness and superior buffering capabilities.
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Payment ?
For example, channels like VISA,MasterCard,Western Union,PayPal,MoneyGram,Rakuten Pay and more.
If you have specific payment channel preferences or requirements, please get in touch with our sales team for assistance.

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BA3257HFP-TR
Voltage Regulators with ROHS Compliance
Inventory:
7,443
Warranty & Returns
After Sales Service
What after-sales service can be provided?
We provide an extended quality assurance period of 365 days for all components we offer. If a return or exchange becomes essential, kindly adhere to these guidelines:
·Initiate the request within 90 days after the item's shipment date.
·Coordinate the return or exchange with our team.
·Keep the items in their original condition as delivered.
·Please be aware that the feasibility of returning or exchanging items is contingent upon an evaluation of their actual state upon return.
Shipping
What channels of transportation of goods does the website support?
We usually send out our orders during business days using FedEx, SF, UPS, or DHL. We're also here to assist with alternative shipping options. Should you require additional information about shipping particulars or expenses, please don't hesitate to get in touch with us.







Package
How to ensure that the parts will be intact during transportation?
The items we ship will be packaged in anti-static bags, ensuring ESD anti-static protection, while the outer packaging boasts exceptional durability and sealing. We offer packaging options like Tape and Reel, Cut Tape, Tube, or Tray to suit your needs.




Payment
Which payment methods can be used to pay for goods
Accepted payment methods commonly encompass VISA, MasterCard, UnionPay, Western Union, PayPal, and various other options.
Should you have a particular payment preference or wish to seek information on rates and other specifics, please feel free to reach out to us.




