Datasheet LT3570 (Analog Devices) - 6
| 制造商 | Analog Devices |
| 描述 | 1.5A Buck Converter, 1.5A Boost Converter and LDO Controller |
| 页数 / 页 | 20 / 6 — TYPICAL PERFORMANCE CHARACTERISTICS. SW2 Saturation Voltage. SW2 Current … |
| 文件格式/大小 | PDF / 295 Kb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS. SW2 Saturation Voltage. SW2 Current Limit vs Duty Cycle. vs SW2 Current
该数据表的模型线
文件文字版本
LT3570
TYPICAL PERFORMANCE CHARACTERISTICS SW2 Saturation Voltage SW2 Current Limit vs Duty Cycle vs SW2 Current
3.0 350 2.5 300 250 2.0 200 1.5 150 CURRENT (A) 1.0 VOLTAGE (mV) 100 0.5 TJ = 125°C TJ = 125°C T 50 J = 25°C TJ = 25°C TJ = –40°C TJ = –40°C 0 0 0 10 20 30 40 50 60 70 80 90 100 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 DUTY CYCLE (%) CURRENT (A) 3570 G12 3570 G13
BOOST Pin Current vs Switch Current NPN_DRV Output Current vs VIN3
30 18 16 25 TJ = 25°C 14 TJ = 25°C TJ = 125°C 20 12 T T J = –40°C J = –40°C 10 15 TJ = 125°C 8 CURRENT (mA) CURRENT (mA) 10 6 4 5 2 0 0 0 0.2 0.4 0.6 0.8 1.0 1 5 10 15 20 25 30 35 40 CURRENT (A) VOLTAGE (V) 3570 G14 3570 G15 3570fb 6
TYPICAL PERFORMANCE CHARACTERISTICS SW2 Saturation Voltage SW2 Current Limit vs Duty Cycle vs SW2 Current
3.0 350 2.5 300 250 2.0 200 1.5 150 CURRENT (A) 1.0 VOLTAGE (mV) 100 0.5 TJ = 125°C TJ = 125°C T 50 J = 25°C TJ = 25°C TJ = –40°C TJ = –40°C 0 0 0 10 20 30 40 50 60 70 80 90 100 0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1.0 DUTY CYCLE (%) CURRENT (A) 3570 G12 3570 G13
BOOST Pin Current vs Switch Current NPN_DRV Output Current vs VIN3
30 18 16 25 TJ = 25°C 14 TJ = 25°C TJ = 125°C 20 12 T T J = –40°C J = –40°C 10 15 TJ = 125°C 8 CURRENT (mA) CURRENT (mA) 10 6 4 5 2 0 0 0 0.2 0.4 0.6 0.8 1.0 1 5 10 15 20 25 30 35 40 CURRENT (A) VOLTAGE (V) 3570 G14 3570 G15 3570fb 6