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MC34063EBD
+BOMIC REG BUCK BOOST ADJ 1.5A 8SOIC
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제조업체ST마이크로일렉트로닉스(주)
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제조업체 부품 #MC34063EBD
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데이터시트 MC34063EBD DataSheet
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사양
| 속성 | 가치 |
| Part Status | Obsolete |
| Function | Step-Up, Step-Down |
| Output Configuration | Positive or Negative |
| Topology | Buck, Boost |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 3V |
| Voltage - Input (Max) | 40V |
| Voltage - Output (Min / Fixed) | 1.25V |
| Voltage - Output (Max) | 38V |
| Current - Output | 1.5A (Switch) |
| Frequency - Switching | 33kHz |
| Synchronous Rectifier | No |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Mounting Type | Surface Mount |
| Package / Case | 8-SOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SOIC |
| Base Product Number | MC34063 |
개요
Description
The MC34063EBD is a versatile DC-DC converter integrated circuit (IC) designed for step-up (boost), step-down (buck), and inverter applications. It operates with a wide input voltage range of 3V to 40V, making it suitable for various battery-powered and industrial applications. The device features a built-in voltage regulator, which allows for precise output voltage control, and a current limit feature for enhanced protection.
With a typical switching frequency of 100 kHz, the MC34063EBD can efficiently convert power with minimal external components. It includes a power switch, a comparator, and a voltage reference, enabling simplified circuit designs. The IC is available in a robust 8-pin DIP or surface mount (SOIC) package, making it adaptable for different layouts.
Applications for the MC34063EBD include battery chargers, power supplies for consumer electronics, and automotive systems. Its reliability, ease of use, and cost-effectiveness make it a popular choice in both hobbyist and professional designs.
With a typical switching frequency of 100 kHz, the MC34063EBD can efficiently convert power with minimal external components. It includes a power switch, a comparator, and a voltage reference, enabling simplified circuit designs. The IC is available in a robust 8-pin DIP or surface mount (SOIC) package, making it adaptable for different layouts.
Applications for the MC34063EBD include battery chargers, power supplies for consumer electronics, and automotive systems. Its reliability, ease of use, and cost-effectiveness make it a popular choice in both hobbyist and professional designs.
Equivalent
Equivalent products to the MC34063EBD include the LM2576, LM2596, and LM2675 from Texas Instruments, as well as the LT1302 from Analog Devices and the XL4015 from XLSEMI. These alternatives are primarily used for DC-DC conversion applications such as step-up, step-down, and inverting converters. Always check the specific requirements, including voltage, current ratings, and package type, before choosing an equivalent.
Features
The MC34063EBD is a versatile DC-DC converter IC designed for various applications. Its key features include:
1. Flexible Operation: It can be configured as a step-up (boost), step-down (buck), or inverter converter.
2. Wide Input Voltage Range: Operates from 3V to 40V, making it suitable for battery-powered devices and other applications.
3. Output Voltage Regulation: Provides adjustable output voltage from 1.25V to 37V.
4. High Output Current: Capable of delivering up to 1.5A of output current.
5. Integrated Components: Contains a voltage regulator, an internal switch, and a comparator, reducing component count.
6. Efficiency: Typically achieves efficiencies of up to 90%, enhancing battery life and reducing heat generation.
7. Thermal Protection: Features thermal shutdown to prevent overheating.
8. Wide Operating Temperature: Functions effectively over a temperature range of -40°C to +125°C.
These attributes make the MC34063EBD suitable for various applications, including power supplies, portable devices, and industrial equipment.
1. Flexible Operation: It can be configured as a step-up (boost), step-down (buck), or inverter converter.
2. Wide Input Voltage Range: Operates from 3V to 40V, making it suitable for battery-powered devices and other applications.
3. Output Voltage Regulation: Provides adjustable output voltage from 1.25V to 37V.
4. High Output Current: Capable of delivering up to 1.5A of output current.
5. Integrated Components: Contains a voltage regulator, an internal switch, and a comparator, reducing component count.
6. Efficiency: Typically achieves efficiencies of up to 90%, enhancing battery life and reducing heat generation.
7. Thermal Protection: Features thermal shutdown to prevent overheating.
8. Wide Operating Temperature: Functions effectively over a temperature range of -40°C to +125°C.
These attributes make the MC34063EBD suitable for various applications, including power supplies, portable devices, and industrial equipment.
Pinout
The MC34063EBD is a versatile DC-DC converter that typically comes in a 16-pin DIP (Dual In-line Package) configuration. The pin count is 16, and its main functions include:
1. Vin (Pin 1): Input voltage.
2. GND (Pin 2): Ground reference.
3. SW (Pin 3): Switch output.
4. Vout (Pin 4): Output voltage.
5. COMP (Pin 5): Compensation pin for stability.
6. R1 (Pin 6): Feedback resistor connection.
7. R2 (Pin 7): Feedback resistor connection.
8. CT (Pin 8): Timing capacitor connection for frequency setting.
9. Vref (Pin 9): Reference voltage output.
10. ISENSE (Pin 10): Current sensing input.
11. NC (Pin 11): No connection.
12. NC (Pin 12): No connection.
13. SENSE (Pin 13): Current sense input.
14. Vcc (Pin 14): Supply voltage for internal circuits.
15. Vout (Pin 15): Output voltage (another output pin).
16. SW (Pin 16): Switch output (another switch pin).
This IC can be used for step-up, step-down, and inverter applications.
1. Vin (Pin 1): Input voltage.
2. GND (Pin 2): Ground reference.
3. SW (Pin 3): Switch output.
4. Vout (Pin 4): Output voltage.
5. COMP (Pin 5): Compensation pin for stability.
6. R1 (Pin 6): Feedback resistor connection.
7. R2 (Pin 7): Feedback resistor connection.
8. CT (Pin 8): Timing capacitor connection for frequency setting.
9. Vref (Pin 9): Reference voltage output.
10. ISENSE (Pin 10): Current sensing input.
11. NC (Pin 11): No connection.
12. NC (Pin 12): No connection.
13. SENSE (Pin 13): Current sense input.
14. Vcc (Pin 14): Supply voltage for internal circuits.
15. Vout (Pin 15): Output voltage (another output pin).
16. SW (Pin 16): Switch output (another switch pin).
This IC can be used for step-up, step-down, and inverter applications.
Manufacturer
The MC34063EBD is manufactured by ON Semiconductor, a global semiconductor company. ON Semiconductor specializes in designing and producing a wide range of electronic components, including integrated circuits, power management devices, sensors, and automotive solutions. The company serves various industries such as automotive, industrial, communications, and consumer electronics. Established in 1999, ON Semiconductor has grown through strategic acquisitions and focuses on energy-efficient solutions and innovative technologies. Their products are widely used in applications requiring power conversion, signal processing, and other electronic functions.
Application
The MC34063EBD is a versatile DC-DC converter integrated circuit commonly used in various application areas, including:
1. Buck Converter: Steps down voltage for battery-powered devices.
2. Boost Converter: Increases voltage for higher power applications.
3. Buck-Boost Converter: Provides output voltage that can be higher or lower than the input.
4. Power Supplies: Used in portable and desktop electronic devices for efficient power management.
5. LED Drivers: Powers LED lighting systems.
6. Automotive Applications: Supplies power to various automotive electronics.
7. Telecommunications: Provides regulated voltage for communication devices.
Its flexibility and efficiency make it suitable for a wide range of applications.
1. Buck Converter: Steps down voltage for battery-powered devices.
2. Boost Converter: Increases voltage for higher power applications.
3. Buck-Boost Converter: Provides output voltage that can be higher or lower than the input.
4. Power Supplies: Used in portable and desktop electronic devices for efficient power management.
5. LED Drivers: Powers LED lighting systems.
6. Automotive Applications: Supplies power to various automotive electronics.
7. Telecommunications: Provides regulated voltage for communication devices.
Its flexibility and efficiency make it suitable for a wide range of applications.
Package
The MC34063EBD is available in a 5-lead TO-220 package type. This configuration provides efficient heat dissipation and is suitable for various applications, including DC-DC conversion.
