NCR321Z Datasheet | Nexperia

description LED driver consisting of a resistor-equipped NPN transistor with two diodes on one chip in a medium power SOT223 (SC-73) Surface-Mounted Device (SMD) plastic package. Table 1. Product overview Type number Package Nexperia NCR320Z SOT223 SOT223 JEITA SC-73 SC-73 1.2. Features and benefits - Stabilized output current of 10 m A without external resistor - Stabilized output current adjustable up to 250 m A when an external resistor is used - High current accuracy at supply voltage variation - Low voltage overhead of 1.4 V - Reduces ponent count and board space - High power dissipation of 1250 m W - Supply voltage up to 16 V - Digital PWM input up to 10 k Hz frequency for NCR321Z - AEC-Q101 qualified 1.3. Applications - Constant current LED driver - Generic constant current source - Automotive applications (for example: interior lighting, dash board, instrumentation, number plate light) - Increase stabilized output current by paralleling drivers Nexperia NCR320Z / NCR321Z 250 m A LED driver in SOT223 1.4. Quick reference data Table 2. Quick reference data Symbol Parameter VEN enable voltage NCR320Z Vout output voltage Iout stabilized output current NCR320Z [1] Pulse test: tp ≤ 300 µs; δ ≤ 0.02 Conditions Vout= 1.4 V; VEN= 12 V Vout= 1.4 V; VEN= 3.3...