نظرة عامة على المنتج
The TPS92692QPWPRQ1 from Texas Instruments is an automotive AEC-Q100 Grade 1 qualified high-accuracy LED controller with spread spectrum frequency modulation. It supports step-up/down LED driver topologies with an input voltage range of 4.5 V to 65 V, featuring both analog and PWM dimming with internal PWM generator. The device is packaged in a 20-pin HTSSOP.
المواصفات الرئيسية
| نطاق جهد الإدخال | 4.5 V to 65 V |
| LED Current Accuracy | Better than +/-4% |
| تردد التحويل | 80 kHz to 800 kHz |
| Dimming Range (PWM) | >1000:1 |
| Analog Dimming Range | >15:1 |
| الطوبولوجيا | Boost, Buck-Boost |
| المؤهلات | AEC-Q100 Grade 1 |
| درجة حرارة التشغيل | -40°C to 125°C |
الميزات
- Wide input voltage range: 4.5 V to 65 V
- Better than +/-4% LED current accuracy over -40°C to 150°C junction temperature
- Spread spectrum frequency modulation for improved EMI
- Internal analog voltage to PWM duty cycle generator
- Direct PWM input with over 1000:1 dimming range
- Analog LED current adjust (IADJ) with over 15:1 contrast ratio
- Integrated P-channel driver for series FET dimming
- Current monitor output and open-drain fault flag
التطبيقات
- Automotive exterior lighting (headlights, DRL, fog lights)
- Driver monitoring systems (DMS)
- LED general lighting and exit signs
- Emergency and architectural lighting