TB62701N Datasheet – LED Constant Current Driver
16BIT SHIFT REGISTER / LATCHES & CONSTANT CURRENT DRIVER
TB62701N overview
The TB62701N is specifically designed for LED and LED-DISPLAY constant current drivers. This constant current output circuit is able to set up external resister ( I out = 0 to 50 mA).
The TB62701N is an essential integrated circuit in the realm of visual communication, specifically designed to power and control LED displays with precision and efficiency. As a dedicated LED driver, it serves as the silent force behind a wide array of illuminated displays, from numeric and alphanumeric readouts to dynamic dot matrix arrangements.
At its core, the TB62701N offers a serial data input interface, making it seamlessly compatible with digital systems and microcontrollers. Its capabilities extend beyond the confines of a single LED, as it can efficiently drive multiple LEDs, making it a reliable choice for applications demanding versatility and reliability in LED illumination.
Datasheet
TB62701N features
- LED Driver: The TB62701N is primarily designed as an LED driver. It can control and drive multiple LEDs, making it suitable for powering LED displays and indicator lights.
- Serial Data Input: It often includes a serial data input interface, allowing for easy communication with a microcontroller or other control circuits. This makes it compatible with various digital systems.
- Daisy-Chaining: Some versions of this IC support daisy-chaining, allowing multiple TB62701N devices to be connected in series for controlling larger LED displays efficiently.
- Current Limiting: The IC usually incorporates current-limiting features, ensuring that the LEDs receive a consistent and safe current to prevent overcurrent and potential damage.
- PWM Dimming: It may support Pulse Width Modulation (PWM) dimming control, enabling precise brightness adjustment of the connected LEDs.
- High Output Current: The TB62701N is known for its capability to deliver relatively high output currents, which is beneficial when driving multiple LEDs or when higher brightness levels are required.
- Internal Oscillator: Some versions include an internal oscillator, eliminating the need for external timing components, which simplifies circuit design.
- Wide Voltage Range: It can often operate over a wide range of supply voltages, making it versatile and suitable for various applications.
- Low Power Consumption: The IC is typically designed for energy efficiency, ensuring it consumes minimal power while driving LEDs.
- LED Open Detection: Some versions offer LED open detection functionality, allowing the IC to detect when an LED is not working correctly or has an open circuit.
TB62701N pinout
TB62701N applications
- LED Numeric Displays
- Alphanumeric LED Displays
- Dot Matrix LED Displays
- Seven-Segment LED Displays
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