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    1. Home/
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    3. Integrated Circuits - ICs/
    4. Driver ICs/
    5. RT8555BWSC RICHTEK

    RT8555BWSC [RICHTEK]

    RT8555BWSC
    RT8555BWSC

    Part No:

    RT8555BWSC

    Category:

    Driver ICs

    Manufacturer:

    RICHTEK

    Description:

    The RT8555 is a high efficiency driver for white LEDs, suitable for single/two cell battery input to drive LED light bars with six strings in parallel.

    RoHS Status:

    Product FAQ

    1. Is RT8555BWSC available for RFQ?

    Yes. RT8555BWSC by RICHTEK is available for RFQ. Submit your required quantity and our team will confirm real-time stock, lead time, and volume pricing.

    2. Why is there no fixed price for RT8555BWSC?

    Pricing for RT8555BWSC can vary by order quantity, market availability, date code, packaging, and delivery destination. Request a quote to receive the latest volume pricing.

    3. What are the key specifications of RT8555BWSC?

    RT8555BWSC is a RICHTEK Driver ICs with Operating Temperature Junction Max: 125°C and Operating Temperature Junction Min: -40°C. Review the product details or submit an RFQ if you need confirmation before purchase.

    4. How fast can I get a quote for RT8555BWSC?

    Our sales team usually responds within 24 hours after receiving your RFQ. The quote may include stock status, unit price, lead time, shipping options, and available alternatives.

    5. How soon can RT8555BWSC be shipped?

    If stock is confirmed, in-stock parts can usually ship within 1–2 business days. Final lead time depends on quantity, stock source, and delivery destination.

    6. Can you suggest alternatives to RT8555BWSC?

    Yes. If RT8555BWSC is unavailable, obsolete, or does not meet your required lead time, we can help check similar RICHTEK Driver ICs parts or compatible alternatives.

    RFQ

    Part Number:

    RT8555BWSC

    Manufacturer:

    RICHTEK

    Looking for Pricing? Contact us for volume pricing.

    IMPORTANT NOTICE

    Quotations are subject to stock availability and may vary with market conditions. Prices and lead times are not guaranteed until a purchase order is confirmed. Ensure your contact details are correct to avoid delays in response.

    Featured Product

    Datasheet:

    Stock Status:

    Available for RFQ

    Pricing:

    Request Volume Pricing

    Quote Response:

    Within 24 Hours

    Shipping:

    In-stock parts ship in 1–2 business days

    Specification

    Type
    Parameter
    ESD Hbm
    2kV
    Switching Frequency
    0.3MHz ~ 2MHz
    Supply Voltage
    2.7V ~ 24V
    Package
    WL-CSP-20B (1.65x2.05 mm², pitch 0.4mm)
    RoHS Status
    RoHS Compliant
    RoHS Status
    RoHS Compliant
    Current Accuracy
    ±3%
    Current Matching
    ±2%
    ESD Mm
    200V
    I2c Max Frequency
    400kHz
    Led Current Max
    35mA
    Led Current Min
    10mA
    Ocp Threshold
    2.5A
    Operating Temperature Ambient Max
    85°C
    Operating Temperature Ambient Min
    -40°C
    Operating Temperature Junction Max
    125°C
    Operating Temperature Junction Min
    -40°C
    Otp Threshold
    150°C
    Output Voltage
    36V
    Power Dissipation
    2.72W
    Pwm Dimming Max Frequency
    20kHz
    Pwm Min On Time
    400ns
    Quiescent Current
    2.7mA
    Shutdown Current
    1µA
    Thermal Resistance
    36.7°C/W
    Uvlo Hysteresis
    200mV
    Uvlo Threshold
    2.3V

    Products Detail

    The RT8555 is a high efficiency boost converter with I2C controlled 6-channel LED driver. It supports wide input voltage from 2.7V to 24V and high output voltage up to 36V. The device features programmable channel current from 10mA to 35mA with ±3% accuracy and ±2% matching. It includes multiple dimming controls: direct PWM dimming up to 20kHz with 400ns minimum on-time, and PWM to analog dimming with 8-bit resolution. The switching frequency is adjustable from 300kHz to 2MHz for optimization between efficiency and component size. Protections include LED strings open detection, current limit, programmable over voltage protection, and over-temperature protection. The device is available in WL-CSP-20B package and is RoHS compliant.

    Key Features

    • Wide Operating Input Voltage: 2.7V to 24V
    • High Output Voltage: Up to 36V
    • Programmable Channel Current: 10mA to 35mA
    • Channel Current Regulation with Accuracy ±3% and Matching ±2%
    • Dimming Controls: Direct PWM Dimming up to 20kHz and Minimum On-Time to 400ns, PWM to Analog Dimming up to 20kHz with 8-bit Resolution
    • I2C Programs LED Current, Switching Frequency, Dimming Mode
    • Embedded Memory by OTP
    • Switching Frequency: 300kHz to 2MHz
    • Protections: LED Strings Open Detection, Current Limit, Programmable Over Voltage Protection, Over-Temperature Protection
    • Package: 20-Ball WL-CSP, with pitch 0.4mm
    • RoHS Compliant and Halogen Free

    Application scenarios

    • Tablet and Notebook Backlight

    Documents

    Datasheets:

    RT8555

    Environmental Information:

    RoHS2 Cert
    Shipping & Warranty

    Fast Dispatch: Ships in 5-7 days(in-stock parts within 1-2 days)

    Unishop Global Export: 1-7 days, $40.00

    Guaranteed Delivery: Door-to-door in 30 days

    Compliant Worldwide Shipping: DHL, FedEx, SF, and UPS.

    Feature

    • 30-Day Guarantee
      30-Day Guarantee
    • Fasted Delivery
      Fasted Delivery
    • Hassle-Free Returns
      Hassle-Free Returns
    • Secure payment method
      Secure payment method
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