Datasheet CAT4201 (ON Semiconductor) - 3
| 制造商 | ON Semiconductor |
| 描述 | 350 mA High Efficiency Step Down LED Driver |
| 页数 / 页 | 13 / 3 — CAT4201. TYPICAL OPERATION CHARACTERISTICS. Figure 2. Input Operating … |
| 文件格式/大小 | PDF / 201 Kb |
| 文件语言 | 英语 |
CAT4201. TYPICAL OPERATION CHARACTERISTICS. Figure 2. Input Operating Supply Current. Figure 3. Idle Mode Supply Current
该数据表的模型线
文件文字版本
CAT4201 TYPICAL OPERATION CHARACTERISTICS
(VIN = 13 V, ILED = 300 mA, L = 22 mH, C1 = 4.7 mF, C2 = 10 mF, TAMB = 25°C unless otherwise specified) 1.0 200 0.8 150 mA) 0.6 100 0.4 IDLE CURRENT ( 50 0.2 QUIESCENT CURRENT (mA) 0 0 8 10 12 14 16 18 20 22 24 0 4 8 12 16 20 24 INPUT VOLTAGE (V) INPUT VOLTAGE (V)
Figure 2. Input Operating Supply Current Figure 3. Idle Mode Supply Current (CTRL = 0 V)
250 1.30 VIN = 13 V 200 mA) 1.25 150 AGE (V) T 1.20 100 RSET VOL 1.15 50 CTRL BIAS CURRENT ( 0 1.10 0 2 4 6 8 10 12 −40 0 40 80 120 CTRL VOLTAGE (V) TEMPERATURE (°C)
Figure 4. CTRL Input Bias Current Figure 5. RSET Voltage vs. Temperature
1.4 400 1.2 300 1.0 AGE (V) 0.8 T +25°C 200 0.6 −40°C +85°C 0.4 RSET VOL LED CURRENT (mA) 100 0.2 0 0 0 1 2 3 4 5 10 15 20 25 30 35 CTRL VOLTAGE (V) RSET (kW)
Figure 6. RSET Voltage vs. CTRL Voltage Figure 7. LED Current vs. RSET www.onsemi.com 3
(VIN = 13 V, ILED = 300 mA, L = 22 mH, C1 = 4.7 mF, C2 = 10 mF, TAMB = 25°C unless otherwise specified) 1.0 200 0.8 150 mA) 0.6 100 0.4 IDLE CURRENT ( 50 0.2 QUIESCENT CURRENT (mA) 0 0 8 10 12 14 16 18 20 22 24 0 4 8 12 16 20 24 INPUT VOLTAGE (V) INPUT VOLTAGE (V)
Figure 2. Input Operating Supply Current Figure 3. Idle Mode Supply Current (CTRL = 0 V)
250 1.30 VIN = 13 V 200 mA) 1.25 150 AGE (V) T 1.20 100 RSET VOL 1.15 50 CTRL BIAS CURRENT ( 0 1.10 0 2 4 6 8 10 12 −40 0 40 80 120 CTRL VOLTAGE (V) TEMPERATURE (°C)
Figure 4. CTRL Input Bias Current Figure 5. RSET Voltage vs. Temperature
1.4 400 1.2 300 1.0 AGE (V) 0.8 T +25°C 200 0.6 −40°C +85°C 0.4 RSET VOL LED CURRENT (mA) 100 0.2 0 0 0 1 2 3 4 5 10 15 20 25 30 35 CTRL VOLTAGE (V) RSET (kW)
Figure 6. RSET Voltage vs. CTRL Voltage Figure 7. LED Current vs. RSET www.onsemi.com 3