Description:Constant Current Output for LED String Drive; External Bipolar Device for Wide Current Range Flexibility - With BCP56 Transistor, Can Drive 8 Strings Concurrently (ref. Datasheet Info); External Programming Current Resistor; Pulse Width Modulation (PWM) Control; Open LED String Diagnostic; Short−Circuit LED string Diagnostic; Multiple LED String Control; Overvoltage Set Back Power Limitation; Negative Temperature Coefficient Current Control Option; AEC Q100 Qualified
A good PCB layout for optimal thermal performance involves placing the device near a thermal pad or a heat sink, and ensuring good thermal conductivity between the device and the PCB. A 2-layer or 4-layer PCB with a solid ground plane is recommended. Avoid placing thermal vias under the device, and keep the thermal pad connected to the ground plane.
To ensure reliable operation in high-temperature environments, ensure that the device is operated within its specified temperature range (-40°C to 150°C). Use a heat sink or thermal pad to dissipate heat, and avoid overheating the device. Also, consider using a thermal interface material (TIM) to improve heat transfer between the device and the heat sink.
The recommended soldering conditions for NCV7691D10R2G are: peak temperature 260°C, time above 217°C 30 seconds, and time above 183°C 60 seconds. Use a soldering iron with a temperature range of 350°C to 400°C, and ensure that the soldering process is completed within 3 seconds.
During storage and shipping, handle the device by the body, not the leads. Avoid bending or flexing the leads, and store the device in a dry, cool place away from direct sunlight. Use anti-static packaging materials to prevent electrostatic discharge (ESD) damage.
To handle moisture-sensitive devices like NCV7691D10R2G, follow these precautions: store the device in a dry, cool place away from direct sunlight; use a dry, nitrogen-filled package or a moisture barrier bag; and bake the device at 125°C for 24 hours before use if it has been exposed to moisture.
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NCV7691D10R2G Overview
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