NCR321U
NCR321U is 250mA LED driver manufactured by Nexperia.
- Part of the NCR320U comparator family.
- Part of the NCR320U comparator family.
description
LED driver consisting of a resistor-equipped NPN transistor with two diodes on one chip in an SOT457 (SC-74; TSOP6) plastic package.
Table 1. Product overview
Type number
NCR320U NCR321U
Package Nexperia SOT457 SOT457
JEITA SC-74; TSOP6 SC-74; TSOP6
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 750 m W
- Supply voltage up to 16 V
- Digital PWM input up to 10 k Hz frequency for NCR321U
- AEC-Q101 qualified
1.3. Applications
- Constant current LED driver
- Generic constant current source
- Automotive applications (for example: interior...
