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MIC3287-24YD6 is listed in the LED Driver IC range at ChipApex. The manufacturer field lists Micrel Inc.. Its product description is 1.2MHZ PWM WHITE LED DRIVER WITH. Review the specifications below when checking this part for your BOM.
LED Driver IC specifications for MIC3287-24YD6
- Description：1.2MHZ PWM WHITE LED DRIVER WITH
- Series：-
- Mfr：Micrel Inc.
- Package：Bulk
- Type：DC DC Regulator
- Topology：Step-Up (Boost)
- Internal Switch(s)：Yes
- Number of Outputs：1
- Voltage - Supply (Min)：2.8V
- Voltage - Supply (Max)：6.5V
- Voltage - Output：36V
- Current - Output / Channel：350mA (Switch)
- Frequency：1.2MHz
- Dimming：PWM
- Applications：Backlight
- Operating Temperature：-40°C ~ 125°C (TJ)
- Mounting Type：Surface Mount
- Package / Case：SOT-23-6 Thin, TSOT-23-6
- Supplier Device Package：TSOT-23-6
- Grade：-
- Qualification：-
LED Driver IC datasheet and documents for MIC3287-24YD6
LED Driver IC Overview
The MIC3287-24YD6 is a 1.2MHz PWM step-up switching regulator optimized for constant current white LED driving applications. It features a boost topology with an output current of 350 mA and a maximum output voltage of 36 V. The device operates within a supply voltage range of 2.8 V to 6.5 V and functions at temperatures between -40°C and +125°C. Packaged in a SOT-23-6 case, it integrates a 24 V overvoltage protection (OVP) feature.
LED Driver IC Feature Summary
- Implements constant frequency 1.2MHz PWM current-mode control scheme to reduce external component size.
- Optimized for constant current white LED driving applications using a boost topology.
- Includes integrated overvoltage protection to safeguard connected loads.
LED Driver IC Applications
- Constant current white LED driving
- Portable electronic lighting systems
- Backlighting for mobile devices
LED Driver IC Procurement Notes
Verify the specific suffix '24YD6' against the manufacturer's official datasheet to confirm the exact pinout, package dimensions, and overvoltage threshold settings. Ensure compatibility with your PCB footprint and thermal requirements before finalizing procurement orders.
LED Driver IC Selection Notes
Select this component when a compact solution for white LED regulation is required. The 1.2MHz switching frequency allows for smaller inductors and capacitors compared to lower-frequency alternatives. Verify that the input voltage range of 2.8V to 6.5V aligns with your system power supply.
LED Driver IC Part Context
This part belongs to the MIC3287 family of PWM white LED drivers manufactured by Microchip Technology (formerly Micrel). These regulators are designed to provide efficient constant-current drive for high-brightness LEDs in space-constrained portable applications.
LED Driver IC Replacement Considerations
Check for MIC3287 variants with different suffixes (e.g., YD5, YM) which may offer alternative packages or electrical characteristics. Confirm functional equivalence regarding pinout and OVP levels before substitution.
LED Driver IC FAQ
What is the switching frequency of the MIC3287-24YD6?
The device operates at a fixed frequency of 1.2 MHz.
Does the MIC3287-24YD6 include overvoltage protection?
Yes, it includes a 24V overvoltage protection (OVP) feature.
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