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LT1573 Datasheet(PDF) 4 Page - Linear Technology |
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LT1573 Datasheet(HTML) 4 Page - Linear Technology |
4 / 16 page 4 LT1573 sn1573 1573fas FEEDBACK PIN VOLTAGE (V) 0 1.0 1.2 450 400 350 300 250 200 150 100 50 0 1573 G07 0.4 0.6 0.8 0.2 1.4 TJ = 130°C TJ = 25°C TJ = –45°C Drive Pin Current vs Feedback Pin Voltage TEMPERATURE (°C) –50 150 1573 G09 –25 0 255075 125 100 0.85 0.80 0.75 0.70 0.65 0.60 0.55 0.50 0.45 0.40 VIN = 5V LATCH DISABLED FOR (VIN – VOUT) < LATCH DISABLE THRESHOLD DRIVE PIN CURRENT (mA) 0 50 100 150 200 1573 G08 250 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 300 TJ = 130°C TJ = –45°C TJ = 25°C Latch-Disable Threshold (VIN – VOUT) vs Temperature INPUT VOLTAGE (V) 23 3.0 2.5 2.0 1.5 1.0 0.5 0 45 7 6 1573 G10 8 TJ = 125°C TJ = –45°C TJ = 25°C Latch Charging Current vs Input Voltage Latch Pin Latch-Off Threshold vs Input Voltage INPUT VOLTAGE (V) 2 1.0 0.9 0.8 0.7 0.6 0.5 0.4 0.3 0.2 0.1 0 45 7 36 1573 G12 8 TJ = 25°C TJ = –45°C TJ = 125°C Latching Current vs Input Voltage INPUT VOLTAGE (V) 2 357 16 14 12 10 8 6 4 2 0 46 1573 G11 8 TJ = 125°C TJ = 25°C TJ = –45°C SHUTDOWN PIN VOLTAGE (V) 0 300 250 200 150 100 50 0 23 5 7 14 6 1573 G14 TJ = 125°C TJ = 25°C TJ = –45°C TEMPERATURE (°C) 1.5 1.4 1.3 1.2 1.1 1.0 1573 G13 –50 150 –25 0 25 50 75 125 100 Shutdown Pin Current vs Shutdown Pin Voltage Shutdown Voltage Threshold vs Temperature Drive Pin Saturation Voltage vs Drive Pin Current TYPICAL PERFOR A CE CHARACTERISTICS |
Similar Part No. - LT1573_15 |
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Similar Description - LT1573_15 |
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