Overview
The SSL21084T/1,118 is an integrated circuit (IC) designed by NXP USA Inc. as part of their GreenChip family. This IC is specifically tailored as an AC-DC offline switcher for LED driver applications. Although it is currently discontinued at some distributors like Digi-Key, it remains available through other suppliers. The device is notable for its ability to drive LEDs without the need for a microcontroller, making it a straightforward solution for various lighting systems.
Key Specifications
| Category | Description |
|---|---|
| Manufacturer | NXP USA Inc. |
| Series | GreenChip |
| Package | Tape & Reel (TR), Cut Tape (CT), Digi-Reel |
| RoHS | RoHS Compliant |
| Type | AC-DC Offline Switcher |
| Dimming | PWM |
| Topology | Step-Down (Buck) |
| Voltage - Output | 600V |
| Number of Outputs | 1 |
| Internal Switch(s) | Yes |
| Operating Temperature | -40°C ~ 125°C (TA) |
| Voltage - Supply (Max) | 16V |
| Voltage - Supply (Min) | 8V |
| Current - Output / Channel | 1A (Switch) |
| Package / Case | 14-SOIC (0.154", 3.90mm Width), 12 Leads |
Key Features
- Configurable Output Current: The SSL21084T/1,118 can be configured to drive LEDs with currents ranging from 20mA to 150mA using external resistors, eliminating the need for a microcontroller.
- PWM Dimming: Supports pulse-width modulation (PWM) for dimming control, allowing for adjustable brightness levels.
- Internal Switch: Features an internal switch, simplifying the design and reducing the number of external components required.
- Wide Operating Temperature Range: Operates over a temperature range of -40°C to 125°C, making it suitable for various environmental conditions.
- RoHS Compliant: Meets RoHS standards, ensuring compliance with environmental regulations.
Applications
The SSL21084T/1,118 is designed for use in LED lighting systems, particularly in applications where a simple, standalone LED driver is required. This includes:
- General Lighting: Residential, commercial, and industrial lighting fixtures.
- Display Lighting: Backlighting for displays and signage.
- Automotive Lighting: Interior and exterior lighting in vehicles.
- Industrial Control: Lighting in industrial control panels and machinery.
Q & A
- What is the SSL21084T/1,118 used for?
The SSL21084T/1,118 is used as an AC-DC offline switcher for driving LEDs in various lighting applications.
- Does the SSL21084T/1,118 require a microcontroller?
No, it does not require a microcontroller. The output current can be configured using external resistors.
- What is the operating temperature range of the SSL21084T/1,118?
The operating temperature range is -40°C to 125°C.
- What is the maximum output voltage of the SSL21084T/1,118?
The maximum output voltage is 600V.
- Is the SSL21084T/1,118 RoHS compliant?
Yes, it is RoHS compliant).
- What is the package type of the SSL21084T/1,118?
The package types include Tape & Reel (TR), Cut Tape (CT), and Digi-Reel).
- What is the maximum supply voltage for the SSL21084T/1,118?
The maximum supply voltage is 16V).
- Can the SSL21084T/1,118 be used for PWM dimming?
Yes, it supports PWM dimming).
- What is the current output range of the SSL21084T/1,118?
The current output range is configurable from 20mA to 150mA using external resistors).
- Is the SSL21084T/1,118 still available for purchase?
Although it is discontinued at some distributors like Digi-Key, it is still available from other suppliers).
