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IR2156STRPBF
+BOMIC BALLAST CNTRL 44KHZ 14SOIC
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ManufacturerInfineon Technologies
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Mfr. Part #IR2156STRPBF
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Datasheet IR2156STRPBF DataSheet
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Package 14-SOIC
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In Stock3262
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Specifications
| Attribute | Value |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| ProductStatus | Active |
| Type | Ballast Controller |
| Frequency | 36kHz ~ 44kHz |
| Voltage-Supply | 10.5V ~ 16.5V |
| Current-Supply | 10 mA |
| Dimming | No |
| OperatingTemperature | -25°C ~ 125°C |
| MountingType | Surface Mount |
| Package/Case | 14-SOIC (0.154, 3.90mm Width) |
Overview
Description
Key features of the IR2156STRPBF include a built-in oscillator that eliminates the need for an external oscillator, reducing component count and simplifying design. It also incorporates a programmable preheat and frequency sweep function, making it particularly suitable for driving fluorescent lamps. The IC provides protection features such as under-voltage lockout (UVLO) and cross-conduction prevention, enhancing system reliability.
Housed in a standard SOIC-8 package, the IR2156STRPBF is compact, making it ideal for space-constrained applications. Its robust design and versatile functionality make it a popular choice for designers working on power control and lighting applications.
Equivalent
Features
1. High-Voltage Capability: It can handle up to 600V, making it suitable for a wide range of power applications.
2. Oscillator: The integrated oscillator allows for frequency control through an external resistor and capacitor.
3. Gate Drive: Offers a high and low side gate drive output, capable of driving N-channel MOSFETs or IGBTs.
4. Dead-Time Control: Features adjustable dead-time for preventing shoot-through, enhancing reliability and efficiency.
5. Under-Voltage Lockout: Protects the device by shutting it down if the supply voltage is too low, ensuring safe operation.
6. Shutdown Function: A shutdown input pin allows for external control and protection mechanisms to be implemented.
7. Bootstrap Circuitry: Facilitates high-side driver bootstrap operation, reducing the need for external components.
These features make the IR2156STRPBF suitable for applications such as motor drives, lighting ballasts, and other high-voltage switching systems.
Pinout
1. VCC (Pin 1): Power supply for the IC.
2. VB (Pin 2): High-side floating supply.
3. HO (Pin 3): High-side gate drive output.
4. VS (Pin 4): High-side floating supply return.
5. LO (Pin 5): Low-side gate drive output.
6. COM (Pin 6): Ground.
7. CT (Pin 7): Timing capacitor connection for frequency setting.
8. RT (Pin 8): Timing resistor connection for frequency setting.
The IR2156STRPBF is commonly used in switch mode power supplies, motor drives, and other applications that require efficient high-voltage switching. It provides essential gate drive functions, allowing for efficient control of power devices, and incorporates protection features to enhance reliability.
Manufacturer
Application
1. Lighting Ballasts: Used in electronic ballasts for fluorescent lamps, providing efficient and reliable lamp ignition and operation.
2. Power Supplies: Suitable for driving power MOSFETs and IGBTs in switch-mode power supplies (SMPS) and uninterruptible power supplies (UPS).
3. Motor Control: Utilized in motor drive circuits for efficient speed and torque control.
4. Induction Heating: Supports high-frequency induction heating applications.
5. Audio Amplifiers: Can be used in Class D audio amplifiers for improved performance.
These applications leverage the device's ability to handle high voltages and its efficient switching capabilities.