晶錡科技 StarChips
SCT2004 4-Channel High Constant Current Driver
Features
* Four constant/current outputs rate at 24V
* Constant current range: 20 – 320mA
* Excellent regulation to load, supply voltage and temperature
* Minimum PWM pulse width 80ns
* ±2%(typ) current matching between outputs
* ±4%(typ) current matching between ICs
* Dropout output 0.4V@80mA,VDD=5V
* All output current are adjusted through one external resistor
* Built/in power on reset and thermal protection
* Supply voltage range 4 to 5V
* Dimming control with Schmitt triggered input
* Package: SOP8 with heat sink pad
* Application: LED backlight, LED lighting, LED lamp
| SCT2004 Package Type |
SCT2004
(SOP8) |
 |
Typical Applications circuit
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