3535 Infrared White LED | 3535 IR + White LED | Dual‑Chip SMD 3535 Diode
3535 Infrared White LED Overview
The 3535 Infrared White LED is a high‑performance dual‑chip device that integrates infrared emission with visible white illumination in a compact 3.5×3.5 mm package. Designed for sensing, tracking, night‑vision, and smart device applications, this LED delivers strong radiant intensity, stable white light output, and excellent thermal performance. With multiple wavelength options including 730 nm, 850 nm, and 940 nm, it provides outstanding versatility for consumer electronics, industrial automation, and security systems.
3535 Infrared White LED Absolute Maximum Ratings
Table 1. Absolute Maximum Ratings (TA = 25°C)
| Parameters | Symbol | Max | Unit |
|---|---|---|---|
| Power Dissipation | Pd | 4 | W |
| Peak Forward Current (1/10 duty cycle, 0.1ms pulse) | IFP | 700 / 1000 | mA |
| DC Forward Current | IF | 1000 / 1200 | mA |
| Reverse Voltage | VR | 5 | V |
| Electrostatic Discharge (HBM) | ESD | 1000 | V |
| Operating Temperature Range | Topr | -25°C to +80°C | |
| Storage Temperature Range | Tstg | -35°C to +100°C | |
| Soldering Temperature | Tsld | 260°C for 5 seconds |
Note: Pulse width ≦100 μs, Duty ≦1%.
3535 Infrared White LED Product Specifications
Table 2. Optical & Electrical Characteristics (Tj = 25°C)
| Product | Rank No. | Nominal (nm/K) | Forward Voltage (V) | Radiant Intensity IR (mW/sr) | White Flux (lm) | Test Current (mA) | Part Number | ||
|---|---|---|---|---|---|---|---|---|---|
| Min | Max | Min | Typ | ||||||
| HP3535IRW1 | THLIW1001 | 850nm / 6000K | 1.40 | 3.20 | 120 | 160 | 18 | 300 | IRW3535THLIW1001 |
| HP3535IRW2 | THLIW1002 | 940nm / 6500K | 1.40 | 3.20 | 180 | 260 | 20 | 300 | IRW3535THLIW1002 |
| HP3535IRW3 | THLIW1003 | 850nm / 4000K | 1.40 | 3.20 | 260 | 380 | 22 | 500 | IRW3535THLIW1003 |
| HP3535IRW4 | THLIW1004 | 940nm / 5000K | 1.40 | 3.20 | 450 | 700 | 25 | 800 | IRW3535THLIW1004 |
| HP3535IRW5 | THLIW1005 | 850nm / 6000K | 1.40 | 3.30 | 600 | 900 | 28 | 1000 | IRW3535THLIW1005 |
| HP3535IRW6 | THLIW1006 | 940nm / 6500K | 1.40 | 3.30 | 750 | 1100 | 30 | 1000 | IRW3535THLIW1006 |
Features
- Dual‑chip design combining infrared emission and white illumination.
- High radiant intensity suitable for sensing, tracking and illumination.
- Stable white light with consistent color temperature.
- Compact 3.5×3.5 mm footprint for easy integration.
- High reliability and excellent thermal performance.
Benefits
- Two functions in one LED, reducing component count.
- Improved system efficiency and sensing accuracy.
- Cost‑effective with lower assembly cost.
- Wide compatibility for consumer and industrial applications.
Applications of 3535 Infrared White LEDs
- Smart home devices (IR sensing + white indicator light).
- Security systems and IR camera illumination.
- Optical sensing and gesture recognition.
- Wearable health monitoring devices.
- Industrial automation and machine vision.
- Consumer electronics and smart appliances.
The 3535 Infrared White LED combines infrared technology with high‑quality white illumination, making it an ideal solution for next‑generation sensing and lighting systems. Its dual‑chip architecture enables simultaneous IR emission and visible light output, reducing component count and improving system efficiency. With a power range of 3–6 W, forward current up to 1000 mA, and radiant intensity reaching 600 mW/sr, this LED delivers exceptional optical performance across a wide range of applications.
Engineered for reliability, the 3535 IR White LED features a 130° wide beam angle, industrial‑grade operating temperature range of −20°C to +85°C, and compliance with RoHS, EN60425, and CE standards. It is widely used in smart home devices, IR cameras, machine vision, gesture recognition, wearable health monitoring, and intelligent automation systems. Whether for consumer electronics or industrial equipment, the 3535 Infrared White LED provides stable output, long lifespan, and superior optical efficiency.




