WS2815
Intelligent Control RGB LEDThe WS2815 is a intelligent control rgb led from Worldsemi. View the full WS2815 datasheet below including key specifications, electrical characteristics, absolute maximum ratings.
Official WS2815 datasheet (PDF) — the source this page was extracted from.
WS2815 Key Specifications
| Parameter | Value |
|---|---|
| Pins | 6 |
| Data Rate | up to 800 Kbps |
| Reset Time | 300 μs or more |
| Data Format | 24-bit GRB, high bit first |
| Gray Levels | 256 levels per channel (16,777,216 colors) |
| Input Current | ±1 μA max |
| Input Capacitance | 15 pF max |
| Refresh Frequency | 2 kHz |
| T0H (0-Code High) | 220 ns to 480 ns |
| T1H (1-Code High) | 750 ns to 2 μs |
| Bit Timing (TH+TL) | 1.1 μs ±300 ns |
| Package Dimensions | 5.0 x 5.4 x 1.5 mm |
| Input Voltage Range | -0.5V to VDD+0.5V |
| Storage Temperature | -40°C to +105°C |
| Supply Voltage (VDD) | 12V DC (absolute max range +9V to +13V) |
| Operating Temperature | -25°C to +60°C |
| Communication Interface | Single-wire NZR serial cascade with backup data input (DIN/DO/BIN) |
| Input Hysteresis Voltage | 0.35V typ |
| Input Low-Level Voltage (VIL) | 0.3VDD max |
| Input High-Level Voltage (VIH) | 0.7VDD min |
| Transmission Delay Time (DIN To DOUT) | 300 ns max |
WS2815 Overview
Part: WS2815 from superlightingled.com
Type: Intelligent Control RGB LED
Description: A 12V DC intelligent control RGB LED light source with integrated control circuit and RGB chip in a 5050 package, featuring dual-signal wires for signal break-point continuous transmission, 256 gray levels per pixel, and data transmission speeds up to 800Kbps.
Operating Conditions:
- Supply voltage: +9 to +13 V
- Operating temperature: -25 to +60 °C
- Max data transmission speed: 800Kbps
- Gray levels per pixel: 256
Absolute Maximum Ratings:
- Max supply voltage: +13 V
- Max junction/storage temperature: +105 °C
Key Specs:
- Input Current: ±1 μA (VI=VDD/VSS)
- High-level Input Voltage: 0.7VDD V
- Low-level Input Voltage: 0.3VDD V
- Hysteresis voltage: 0.35 V (Typ.)
- Transmission Delay Time: 300 ns (Max, CL=15pF, DIN→DOUT, RL=10KΩ)
- Input-capacitance: 15 pF (Max)
- Refresh frequency: 2KHz/s
- Reset time: 300μs or more
Features:
- 12V DC power supply
- Dual-signal wires version, signal break-point continuous transmission
- Control circuit and RGB chip integrated in a 5050 package
- Built-in signal reshaping circuit
- 256 gray levels per pixel for 16.7 million full-color display
- Data transmitting at speeds of up to 800Kbps
Applications:
- Guardrail tube series, point light display series, flexible/rigid strips series, module series applications
- Lighting stage costumes, innovative gadgets or any other electronic products
Package:
- 5050 (5.0 x 5.4 x 1.5mm)
WS2815 Features
- The control circuit and the LED share the only power source.
- h 12V DC power supply, t ere are a decrease of the whole operating current, a decrease in voltage drop, and furthermore an increase consistency of three-color mixing even long distance signal transmission.
- The control circuit and RGB chip are integrated in a 5050 components, to form an external control pixel.
- Using the built-in signal reshaping circuit to achieve the signal waveform shaping, and no distortion of waveform of signal takes place.
- Built-in power-on reset and brown-out reset circuits.
- The gray levels of each pixel are of 256 levels, which achieves '256256256=16777216' full-color display, and the refresh frequency reaches to 2KHz/s.
- Serial cascade interface, data receiving and decoding depend on just one signal line.
- Dual-signal wires version, signal break-point continuous transmission.
- Any two point the distance more than 3m transmission signal without any increase circuit.
- When the refresh rate is 30fps, cascade numbers are far more than 1024 points.
- Data transmitting at speeds of up to 800Kbps.
- Good color consistency reliability, high cost-effective.
WS2815 Applications
- Guardrail tube series, point light display series, flexible/rigid strips series, module series applications.
- Lighting stage costumes, innovative gadgets or any other electronic products.
WS2815 Pin Configuration
| NO. | Symbol | PIN | Function description |
|---|---|---|---|
| 1 | NC | HANGING | Suspended in PCB layout, the circuit will be out of operation when it connects to other circuits. |
WS2815 Electrical Characteristics
| Parameter | Symbol | Min. | Tpy. | Max. | Unit | Conditions |
|---|---|---|---|---|---|---|
| Input Current | I I | -- | -- | ± 1 | μ A | V I =VDD/VSS |
| High-level Input | V IH | 0.7VDD | -- | -- | V | D IN , SET |
| Low-level Input | V IL | -- | -- | 0.3VDD | V | D IN , SET |
| Hysteresis voltage | V H | -- | 0.35 | -- | V | D IN , SET |
Switching Characteristics (TA=-20 ~ +70 °C , VDD=4.5 ~ 5.5V, VSS=0V)
| Parameter | Symbol | Condition | Min | Tpy | Max | Unit |
|---|---|---|---|---|---|---|
| Transmission Delay Time | t PLZ | CL=15pF, DIN→DOUT, RL=10KΩ | -- | -- | 300 | ns |
| Fall time | t THZ | CL=300pF, OUTR/OUTG/OUTB | -- | -- | 120 | μs |
| Input-capacitance | C I | -- | -- | -- | 15 | pF |
WS2815 Absolute Maximum Ratings
| Parameter | Symbol | Ratings | Unit |
|---|---|---|---|
| Power supply voltage | V DD | +9~+13 | V |
| Input voltage | V I | -0.5 ~ VDD+0.5 | V |
| Operating Temperature | Topt | -25 ~ +60 | °C |
| Storage Temperature | Tstg | -40~+105 | °C |
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