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A5975ADTR
+BOMIC REG BUCK ADJ 2.5A 8HSOP
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Nhà sản xuấtSTMicroelectronics
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Ông. Phần #A5975ADTR
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Bảng dữ liệu A5975ADTR DataSheet
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Có sẵn7843
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| PartStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4V |
| Voltage-Input(Max) | 36V |
| Voltage-Output(Min/Fixed) | 1.235V |
| Voltage-Output(Max) | 35V |
| Current-Output | 2.5A |
| Frequency-Switching | 500kHz |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 8-SOIC (0.154", 3.90mm Width) Exposed Pad |
| SupplierDevicePackage | 8-HSOP |
| BaseProductNumber | A5975 |
| Grade | Automotive |
| Qualification | AEC-Q100 |
Tổng quan
Description
Key features often include low quiescent current, thermal protection, and adjustable output voltages to accommodate varying power requirements. The A5975ADTR is designed to optimize battery life, enhance performance, and support various communication protocols. Its compact packaging makes it suitable for space-constrained designs.
Engineers utilize the A5975ADTR in their designs to ensure reliable power delivery while minimizing energy losses, making it a popular choice for modern electronic applications that demand efficiency and compactness.
Equivalent
Features
1. High Drive Current: Capable of sourcing and sinking high peak currents, typically up to 1.5A, enabling fast switching speeds.
2. Wide Supply Voltage Range: Operates with a supply voltage from 4.5V to 18V, making it suitable for various applications.
3. Low Gate Charge: Optimized for minimal power loss, which enhances overall efficiency.
4. Integrated Dead-Time Control: Reduces shoot-through current, improving reliability in half-bridge configurations.
5. Temperature Range: Operates effectively across a wide temperature range (-40°C to +125°C).
6. Compact Package: Available in a small surface-mount package, facilitating space-saving designs.
7. Under-voltage Lockout (UVLO): Protects the driver and connected components from low supply voltage conditions.
These features make the A5975ADTR ideal for applications in power management, motor control, and other switching power supplies.
Pinout
### Pin Functions:
1. VS: Supply voltage input.
2. GND: Ground connection.
3. BOOT: Bootstrap capacitor connection for high-side gate drive.
4. SW: Switch node connection.
5. PHASE: High-side MOSFET source connection.
6. TG: Gate drive output for the high-side MOSFET.
7. BG: Gate drive output for the low-side MOSFET.
8. COMP: Compensation pin for feedback control.
9. CSN: Current sense negative input.
10. CSP: Current sense positive input.
11. UVLO: Under-voltage lockout threshold setting.
12. SD: Shutdown pin for disabling the driver.
13. RAMP: Setting pin for the internal ramp.
14. FREQ: Frequency setting pin.
15. VREF: Reference voltage output.
16. NC: No connect.
This device is optimized for high efficiency in power conversion applications.
Manufacturer
Application
1. Point-of-Load (POL) Regulation: For powering microcontrollers, FPGAs, and DSPs.
2. DC-DC Converters: In power management for efficient energy conversion.
3. Battery-Powered Devices: To optimize power consumption and extend battery life.
4. Industrial Automation: For reliable operation in harsh environments.
5. Telecommunications: To ensure stable power supply in communication equipment.
6. Consumer Electronics: In devices requiring efficient voltage regulation.
These applications benefit from the A5975ADTR's efficiency, thermal performance, and compact design.