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PT4115EE89E
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제조업체바오과학기술(화윤바오과학기술(상하이)유한공사)
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제조업체 부품 #PT4115EE89E
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데이터시트 PT4115EE89E DataSheet
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사양
| 속성 | 가치 |
| Manufacturer | PowTech(CR-PowTech(Shanghai)) |
| Package | SOT-89-5 |
| Number of Channels | 1 |
| Operating temperature | -40℃~+85℃ |
| Topology | Step-down |
| Output Current | 1500mA |
| Frequency - Switching | 1kHz~1MHz |
| Dimming | Analog |
개요
Description
PT4115EE89E is a DC-DC step-down (buck) LED driver IC designed to provide a constant current output for driving high-power LEDs. It is commonly used in applications that require efficient LED illumination such as general lighting, signage, and automotive lighting systems.
Key features of the PT4115EE89E include a wide input voltage range, typically from 6V to 30V, making it versatile for various power supply conditions. The IC offers a high level of integration, including a built-in power switch and high-side current sensing to minimize external component count. It also supports PWM and analog dimming, allowing for flexible brightness control.
The PT4115EE89E is known for its high efficiency, often exceeding 90%, which helps in minimizing heat generation and improving energy savings. Additionally, it offers protection features such as over-temperature and over-current protection to ensure reliability and safety in operation.
Overall, the PT4115EE89E is a robust and efficient solution for driving high-power LEDs in a range of lighting applications, combining simplicity, efficiency, and flexibility.
Key features of the PT4115EE89E include a wide input voltage range, typically from 6V to 30V, making it versatile for various power supply conditions. The IC offers a high level of integration, including a built-in power switch and high-side current sensing to minimize external component count. It also supports PWM and analog dimming, allowing for flexible brightness control.
The PT4115EE89E is known for its high efficiency, often exceeding 90%, which helps in minimizing heat generation and improving energy savings. Additionally, it offers protection features such as over-temperature and over-current protection to ensure reliability and safety in operation.
Overall, the PT4115EE89E is a robust and efficient solution for driving high-power LEDs in a range of lighting applications, combining simplicity, efficiency, and flexibility.
Equivalent
The PT4115EE89E is a DC-DC LED driver IC. Equivalent products include:
1. MP3302 by Monolithic Power Systems
2. AL8805 by Diodes Incorporated
3. ZXLD1350 by Diodes Incorporated
4. LM3406 by Texas Instruments
5. CAT4101 by ON Semiconductor
These ICs have similar functionality for driving LEDs with constant current, but you should verify compatibility based on specific application requirements.
1. MP3302 by Monolithic Power Systems
2. AL8805 by Diodes Incorporated
3. ZXLD1350 by Diodes Incorporated
4. LM3406 by Texas Instruments
5. CAT4101 by ON Semiconductor
These ICs have similar functionality for driving LEDs with constant current, but you should verify compatibility based on specific application requirements.
Features
The PT4115EE89E is a high-efficiency LED driver IC designed for driving high-brightness LEDs. Key features include:
1. Wide Input Voltage Range: It supports a range from 6V to 30V, making it versatile for various applications.
2. High Efficiency: The driver boasts an efficiency of up to 97%, which helps in reducing power loss and heat generation.
3. Adjustable Output Current: It provides a constant current output with adjustable settings, which ensures consistent LED brightness.
4. PWM/Dimming Control: The IC supports PWM (Pulse Width Modulation) dimming, allowing precise control over LED brightness.
5. High Switching Frequency: Operating at a high frequency of up to 1MHz, it allows for the use of smaller external components.
6. Protection Features: It includes built-in protection mechanisms like over-temperature, over-current, and LED open/short protection to ensure reliability and safety.
7. Compact Package: Available in an 8-pin ESOP package, it supports space-constrained designs.
These features make the PT4115EE89E suitable for various LED lighting applications requiring efficiency, reliability, and flexibility.
1. Wide Input Voltage Range: It supports a range from 6V to 30V, making it versatile for various applications.
2. High Efficiency: The driver boasts an efficiency of up to 97%, which helps in reducing power loss and heat generation.
3. Adjustable Output Current: It provides a constant current output with adjustable settings, which ensures consistent LED brightness.
4. PWM/Dimming Control: The IC supports PWM (Pulse Width Modulation) dimming, allowing precise control over LED brightness.
5. High Switching Frequency: Operating at a high frequency of up to 1MHz, it allows for the use of smaller external components.
6. Protection Features: It includes built-in protection mechanisms like over-temperature, over-current, and LED open/short protection to ensure reliability and safety.
7. Compact Package: Available in an 8-pin ESOP package, it supports space-constrained designs.
These features make the PT4115EE89E suitable for various LED lighting applications requiring efficiency, reliability, and flexibility.
Pinout
The PT4115EE89E is a high-efficiency, step-down LED driver IC commonly used for driving high-brightness LEDs. It comes in an 8-pin exposed pad SOIC package. Here's a concise overview of its pin count and functions:
1. SW (Pin 1): Switch Output. Connects to the inductor and LED cathode.
2. GND (Pin 2): Ground.
3. DIM/EN (Pin 3): PWM dimming and enable pin. Can be used to turn the device on or off and to adjust brightness.
4. VCC (Pin 4): Power Supply Input. Connect to the input voltage source.
5. CSN (Pin 5): Current Sense Negative input. Used for sensing the LED current.
6. CSP (Pin 6): Current Sense Positive input. Used in conjunction with CSN to monitor LED current.
7. Rset (Pin 7): Current setting resistor. Determines the current through the LED.
8. NC (Pin 8): No Connection. Not internally connected but may be used for thermal dissipation.
The PT4115EE89E provides a simple and efficient solution for LED driving applications, offering current regulation and PWM dimming capabilities.
1. SW (Pin 1): Switch Output. Connects to the inductor and LED cathode.
2. GND (Pin 2): Ground.
3. DIM/EN (Pin 3): PWM dimming and enable pin. Can be used to turn the device on or off and to adjust brightness.
4. VCC (Pin 4): Power Supply Input. Connect to the input voltage source.
5. CSN (Pin 5): Current Sense Negative input. Used for sensing the LED current.
6. CSP (Pin 6): Current Sense Positive input. Used in conjunction with CSN to monitor LED current.
7. Rset (Pin 7): Current setting resistor. Determines the current through the LED.
8. NC (Pin 8): No Connection. Not internally connected but may be used for thermal dissipation.
The PT4115EE89E provides a simple and efficient solution for LED driving applications, offering current regulation and PWM dimming capabilities.
Manufacturer
The PT4115EE89E is manufactured by China Resources Powtech (Shanghai) Co., Ltd., commonly known as Powtech. Powtech is a semiconductor company specializing in the design and production of analog and mixed-signal integrated circuits. The company provides solutions for power management, LED lighting, audio, and other applications. Powtech focuses on creating high-performance and cost-effective products, targeting sectors such as consumer electronics, industrial applications, and automotive industries.
Application
The PT4115EE89E is a high-efficiency, step-down LED driver IC primarily used in applications requiring constant current drive. Key application areas include:
1. LED Lighting: Used in residential, commercial, and industrial LED lighting systems.
2. Display Backlighting: Suitable for LED backlighting in LCD displays.
3. Automotive Lighting: Provides efficient LED drive for automotive interior and exterior lighting.
4. Signage and Decorative Lighting: Drives LEDs in signs and decorative lighting applications.
5. Flashlights and Portable Lighting: Ideal for battery-powered LED flashlights and portable lighting devices.
Its compact size and efficiency make it suitable for a variety of LED applications where space and power efficiency are critical.
1. LED Lighting: Used in residential, commercial, and industrial LED lighting systems.
2. Display Backlighting: Suitable for LED backlighting in LCD displays.
3. Automotive Lighting: Provides efficient LED drive for automotive interior and exterior lighting.
4. Signage and Decorative Lighting: Drives LEDs in signs and decorative lighting applications.
5. Flashlights and Portable Lighting: Ideal for battery-powered LED flashlights and portable lighting devices.
Its compact size and efficiency make it suitable for a variety of LED applications where space and power efficiency are critical.
Package
The PT4115EE89E is typically available in an 8-pin eSOP-8 package.
