Datasheet CAT4101 (ON Semiconductor) - 4
| Производитель | ON Semiconductor |
| Описание | 1 A Constant-Current LED Driver with PWM Dimming |
| Страниц / Страница | 10 / 4 — CAT4101. TYPICAL PERFORMANCE CHARACTERISTICS. Figure 3. Quiescent Current … |
| Формат / Размер файла | PDF / 220 Кб |
| Язык документа | английский |
CAT4101. TYPICAL PERFORMANCE CHARACTERISTICS. Figure 3. Quiescent Current vs. VIN Voltage
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CAT4101 TYPICAL PERFORMANCE CHARACTERISTICS
(VIN = 5 V, VCC = 5 V, VF = 3.5 V, ILED = 1 A (1 LED), CIN = 1 mF, TAMB = 25°C unless otherwise specified.) 1.2 8.0 No Load 1.0 6.0 0.8 4.0 0.6 2.0 QUIESCENT CURRENT (mA) QUIESCENT CURRENT (mA) 0.4 0 3.0 3.5 4.0 4.5 5.0 5.5 0 200 400 600 800 1000 INPUT VOLTAGE (V) LED CURRENT (mA)
Figure 3. Quiescent Current vs. VIN Voltage Figure 4. Quiescent Current vs. LED Current (ILED = 0 mA)
8.5 1.2 Full Load 1.0 8.0 0.8 7.5 0.6 0.4 7.0 LED CURRENT (A) 0.2 QUIESCENT CURRENT (mA) 6.5 0 3.0 3.5 4.0 4.5 5.0 5.5 0 0.3 0.6 0.9 1.2 1.5 INPUT VOLTAGE (V) LED PIN VOLTAGE (V)
Figure 5. Quiescent Current vs. VIN Voltage Figure 6. LED Current vs. LED Pin Voltage (Full Load)
1.2 1.2 1.1 1.1 1.0 1.0 0.9 0.9 0.8 0.8 0.7 0.7 0.6 0.6 LED CURRENT (A) LED CURRENT (A) 0.5 0.5 0.4 0.4 0.3 0.3 2.0 2.5 3.0 3.5 4.0 4.5 5.0 5.5 −40 0 40 80 120 INPUT VOLTAGE (V) TEMPERATURE (°C)
Figure 7. LED Current Change vs. VIN Voltage Figure 8. LED Current Change vs. Temperature http://onsemi.com 4
