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BA9743AFV-E2
+BOMIC REG CTRLR BUCK/BOOST 16-SSOPB
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ManufacturerRohm Semiconductor
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Mfr. Part #BA9743AFV-E2
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Datasheet BA9743AFV-E2 DataSheet
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In Stock8665
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Specifications
| Attribute | Value |
| Part Status | Active |
| Output Type | Transistor Driver |
| Function | Step-Up, Step-Down |
| Output Configuration | Positive or Negative |
| Topology | Buck, Boost |
| Number of Outputs | 2 |
| Output Phases | 1 |
| Voltage - Supply (Vcc/Vdd) | 3.6V ~ 35V |
| Frequency - Switching | 10kHz ~ 800kHz |
| Duty Cycle (Max) | 100% |
| Synchronous Rectifier | Yes |
| Clock Sync | No |
| Control Features | Dead Time Control, Soft Start |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 16-LSSOP (0.173", 4.40mm Width) |
| Supplier Device Package | 16-SSOP-B |
| Base Product Number | BA9743 |
Overview
Description
BA9743AFV-E2 is a high-performance, low-power integrated circuit designed for use in various applications, particularly in consumer electronics. It is a type of voltage regulator that provides a stable output voltage from a variable input voltage, ensuring efficient power management.
Key features include:
- Low Quiescent Current: This minimizes power consumption, making it ideal for battery-operated devices.
- Wide Input Voltage Range: It can operate effectively under varying voltage conditions.
- Thermal and Short-Circuit Protection: These safety features enhance reliability and durability in applications.
- Compact Package: The small size allows for easy integration into space-constrained designs.
Applications typically include smartphones, tablets, and other portable devices requiring efficient power regulation. By optimizing energy use and extending battery life, the BA9743AFV-E2 plays a crucial role in modern electronics.
Key features include:
- Low Quiescent Current: This minimizes power consumption, making it ideal for battery-operated devices.
- Wide Input Voltage Range: It can operate effectively under varying voltage conditions.
- Thermal and Short-Circuit Protection: These safety features enhance reliability and durability in applications.
- Compact Package: The small size allows for easy integration into space-constrained designs.
Applications typically include smartphones, tablets, and other portable devices requiring efficient power regulation. By optimizing energy use and extending battery life, the BA9743AFV-E2 plays a crucial role in modern electronics.
Equivalent
The BA9743AFV-E2 is a DC-DC step-up converter. Equivalent products include the TPS61030 from Texas Instruments, LTC6106 from Analog Devices, and the MIC2268 from Microchip. These alternatives should offer similar performance characteristics, such as output voltage range, efficiency, and package type. Always verify specific requirements in the datasheets to ensure compatibility for your application.
Features
The BA9743AFV-E2 is a high-performance audio power amplifier IC designed for portable devices. Key features include:
1. Output Power: Delivers up to 1.2W per channel, suitable for driving small speakers.
2. Operating Voltage: Supports a supply voltage range of 2.7V to 5.5V, making it versatile for various battery-operated applications.
3. Low Distortion: Offers low total harmonic distortion (THD), ensuring high-quality audio reproduction.
4. Built-in Volume Control: Integrated volume adjustment simplifies circuit design and reduces component count.
5. Thermal Protection: Includes built-in thermal shutdown functionality to prevent overheating.
6. Short Circuit Protection: Safeguards the device and connected components against short circuits.
7. Small Package Size: Available in a compact package, enabling easy integration into space-constrained designs.
8. Low Power Consumption: Efficient operation contributes to longer battery life in portable applications.
Overall, the BA9743AFV-E2 is ideal for consumer electronics, such as smartphones, tablets, and compact audio systems.
1. Output Power: Delivers up to 1.2W per channel, suitable for driving small speakers.
2. Operating Voltage: Supports a supply voltage range of 2.7V to 5.5V, making it versatile for various battery-operated applications.
3. Low Distortion: Offers low total harmonic distortion (THD), ensuring high-quality audio reproduction.
4. Built-in Volume Control: Integrated volume adjustment simplifies circuit design and reduces component count.
5. Thermal Protection: Includes built-in thermal shutdown functionality to prevent overheating.
6. Short Circuit Protection: Safeguards the device and connected components against short circuits.
7. Small Package Size: Available in a compact package, enabling easy integration into space-constrained designs.
8. Low Power Consumption: Efficient operation contributes to longer battery life in portable applications.
Overall, the BA9743AFV-E2 is ideal for consumer electronics, such as smartphones, tablets, and compact audio systems.
Pinout
The BA9743AFV-E2 is a voltage regulator IC with a pin count of 5. The functions of its pins are as follows:
1. Pin 1 (VOUT): Output voltage.
2. Pin 2 (GND): Ground reference.
3. Pin 3 (VIN): Input voltage.
4. Pin 4 (EN): Enable control. This pin activates or deactivates the regulator.
5. Pin 5 (NC): No connection.
The BA9743AFV-E2 is typically used for power supply applications, providing a stable output voltage with low dropout characteristics.
1. Pin 1 (VOUT): Output voltage.
2. Pin 2 (GND): Ground reference.
3. Pin 3 (VIN): Input voltage.
4. Pin 4 (EN): Enable control. This pin activates or deactivates the regulator.
5. Pin 5 (NC): No connection.
The BA9743AFV-E2 is typically used for power supply applications, providing a stable output voltage with low dropout characteristics.
Manufacturer
The BA9743AFV-E2 is manufactured by ROHM Semiconductor, a division of ROHM Co., Ltd., which is a Japanese company. Founded in 1958 and headquartered in Kyoto, Japan, ROHM specializes in the design and manufacture of a wide range of semiconductor products, including integrated circuits (ICs), discrete components, and various electronic devices. The company focuses on sectors such as automotive, consumer electronics, industrial equipment, and telecommunications, providing innovative solutions to meet the demands of modern electronics. ROHM is known for its commitment to quality and technology, offering products that enhance performance and efficiency in electronic systems.
Application
The BA9743AFV-E2 is a highly integrated voltage regulator primarily used in portable electronic devices, including smartphones, tablets, and wearable technologies. It features low quiescent current and high efficiency, making it ideal for battery-powered applications. Additionally, it is suitable for powering RF circuits, audio systems, and microcontrollers in IoT devices. Its compact design and thermal performance also make it applicable in automotive electronics and industrial automation systems, where space and efficiency are critical.
Package
The BA9743AFV-E2 is packaged in a TSSOP (Thin Shrink Small Outline Package) format with a 20-pin configuration. This compact design is suitable for applications in portable devices, facilitating efficient space-saving and thermal performance.
