MIC2860-2PYD6TR Microchip Integrated Circuit (SOT23 (6-Pin)) In Stock
The MIC2860-2PYD6TR is a high-efficiency, dual-channel white LED driver from Microchip featuring PWM brightness control. It operates from a 3.6 V supply in a 6-pin thin SOT-23 package and is available on tape-and-reel for automated assembly in display backlight applications.
- Manufacturer
- Microchip
- Package
- SOT23 (6-Pin)
- Pin Count
- 6
- Lifecycle
- ACTIVE
- Datasheet
- MIC2860-2PYD6TR Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual-channel WLED driver enabling matched brightness across 2 LED strings
- PWM dimming control for smooth, flicker-free backlight brightness adjustment
- Operates from a single 3.6 V supply compatible with Li-ion battery systems
- 6-pin thin SOT-23 (TSOP6) package minimizing PCB footprint in portable displays
- REACH-compliant with e4 lead-free finish for regulatory compliance
Applications
The MIC2860-2PYD6TR is designed for portable LCD and OLED backlight systems in smartphones, feature phones, handheld gaming devices, and wearable displays where a compact, efficient 2-channel LED driver running directly from a Li-ion cell is needed. Its PWM dimming capability allows the host microcontroller to adjust backlight brightness at a user-defined duty cycle, improving battery life in dark-ambient conditions while maintaining display uniformity across both LED channels. The device also suits small industrial HMI panels and e-reader backlights where a tiny SOT-23-6 footprint and low quiescent current are important design constraints.
Specifications
| Reach Compliance Code | Compliant |
| JESD-30 Code | R-PDSO-G6 |
| JESD-609 Code | e4 |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | TSOP6,.11,37 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, THIN PROFILE |
| Power Supplies | 3.6V |
| Qualification Status | Not Qualified |
| Subcategory | Display Drivers |
| Supply Voltage-Nom | 3.6V |
| Surface Mount | YES |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Nickel/Palladium/Gold (Ni/Pd/Au) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.95mm |
| Terminal Position | DUAL |
| Package | SOT23 (6-Pin) |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What supply voltage does the MIC2860-2PYD6TR require, and which battery chemistries does it suit directly?
The MIC2860-2PYD6TR operates from a 3.6 V power supply, which aligns closely with the nominal output voltage of a single-cell lithium-ion or lithium-polymer battery (typically 3.6 V to 3.7 V nominal, 4.2 V fully charged). This allows the device to be powered directly from the battery rail without an intermediate DC-DC converter, reducing BOM cost and improving overall power efficiency in smartphones, wearables, and handheld LCD-backlit devices.
How does PWM dimming in the MIC2860-2PYD6TR improve backlight performance compared to analog dimming?
PWM dimming switches the LED current fully on and off at a high frequency, typically above 100 Hz or 1 kHz, so the human eye perceives an average brightness proportional to the duty cycle. Unlike analog dimming, which reduces current and can shift the LED's color temperature, PWM dimming keeps the forward current constant during on-time, preserving white balance and color accuracy of the backlight across the full 0–100% brightness range. This is critical in color-accurate smartphone and tablet displays where any color shift at low brightness would be noticeable to users.
What package does the MIC2860-2PYD6TR use, and how does it affect PCB layout in a compact mobile device?
The MIC2860-2PYD6TR is housed in a 6-pin thin SOT-23 (TSOP6) package measuring approximately 2.9 mm × 1.6 mm with a 0.95 mm pin pitch. This is one of the smallest SMT IC packages available, allowing the LED driver to be placed very close to the display connector in a smartphone or wearable board. The thin profile (under 1 mm body height) also suits stacked-PCB and ultra-slim device designs where component height is a primary constraint.
How does the MIC2860-2PYD6TR handle current matching between its 2 LED channels?
The MIC2860-2PYD6TR drives 2 independent LED channels with internal current regulation, ensuring both channels deliver matched LED currents even if the forward voltage of each LED string differs slightly due to LED bin variation. Current matching between channels typically falls within a few percent, which prevents visible brightness differences between the two halves of a backlight panel driven by separate LED strings. This eliminates the need for external current-balancing resistors and simplifies PCB layout.
In a portable device design, when should an engineer consider MIC2860-2PYD6TR versus a single-channel LED driver?
A single-channel LED driver is sufficient when the display uses only one LED string, but most mid-range and larger LCD panels use 2 parallel strings to distribute backlight uniformly across the full panel width. Using 2 discrete single-channel drivers would require 2 ICs, 2 sets of support components, and more PCB area. The MIC2860-2PYD6TR integrates both channels in a single 6-pin SOT-23-6 footprint of about 2.9 mm × 1.6 mm, saving at least one IC, reducing component count by 6 to 10 passives, and shrinking board area — a clear advantage in space-constrained portable device designs.
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