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LT1764 Datasheet(PDF) 3 Page - Linear Technology |
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LT1764 Datasheet(HTML) 3 Page - Linear Technology |
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3 / 16 page  3 LT1764 Series 1764fa Line Regulation LT1764-1.5 ∆VIN = 2.21V to 20V, ILOAD = 1mA q 2.5 10 mV LT1764-1.8 ∆VIN = 2.3V to 20V, ILOAD = 1mA q 310 mV LT1764-2.5 ∆VIN = 3V to 20V, ILOAD = 1mA q 410 mV LT1764-3.3 ∆VIN = 3.8V to 20V, ILOAD = 1mA q 4.5 10 mV LT1764 (Note 3) ∆VIN = 2.21V to 20V, ILOAD = 1mA q 210 mV Load Regulation LT1764-1.5 VIN = 2.7V, ∆ILOAD = 1mA to 3A 3 7 mV VIN = 2.7V, ∆ILOAD = 1mA to 3A, – 40°C ≤ TJ ≤ 110°C23 mV VIN = 2.7V, ∆ILOAD = 1mA to 2.7A, 110°C < TJ ≤ 125°C23 mV LT1764-1.8 VIN = 2.8V, ∆ILOAD = 1mA to 3A 4 8 mV VIN = 2.8V, ∆ILOAD = 1mA to 3A, – 40°C ≤ TJ ≤ 110°C25 mV VIN = 2.8V, ∆ILOAD = 1mA to 2.7A, 110°C < TJ ≤ 125°C25 mV LT1764-2.5 VIN = 3.5V, ∆ILOAD = 1mA to 3A 4 10 mV VIN = 3.5V, ∆ILOAD = 1mA to 3A, – 40°C ≤ TJ ≤ 110°C30 mV VIN = 3.5V, ∆ILOAD = 1mA to 2.7A, 110°C < TJ ≤ 125°C30 mV LT1764-3.3 VIN = 4.3V, ∆ILOAD = 1mA to 3A 4 12 mV VIN = 4.3V, ∆ILOAD = 1mA to 3A, – 40°C ≤ TJ ≤ 110°C40 mV VIN = 4.3V, ∆ILOAD = 1mA to 2.7A, 110°C < TJ ≤ 125°C40 mV LT1764 (Note 3) VIN = 2.7V, ∆ILOAD = 1mA to 3A 2 5 mV VIN = 2.7V, ∆ILOAD = 1mA to 3A, – 40°C ≤ TJ ≤ 110°C20 mV VIN = 2.7V, ∆ILOAD = 1mA to 2.7A, 110°C < TJ ≤ 125°C20 mV Dropout Voltage ILOAD = 1mA 0.02 0.05 V VIN = VOUT(NOMINAL) ILOAD = 1mA q 0.10 V (Notes 5, 6, 11) ILOAD = 100mA 0.07 0.13 V ILOAD = 100mA q 0.18 V ILOAD = 500mA 0.14 0.20 V ILOAD = 500mA q 0.27 V ILOAD = 1.5A 0.25 0.33 V ILOAD = 1.5A q 0.40 V ILOAD = 2.7A, 110°C < TJ ≤ 125°C 0.66 V ILOAD = 3A 0.34 0.45 V ILOAD = 3A, – 40°C ≤ TJ ≤ 110°C 0.66 V GND Pin Current ILOAD = 0mA q 1 1.5 mA VIN = VOUT(NOMINAL) + 1V ILOAD = 1mA q 1.1 1.6 mA (Notes 5, 7) ILOAD = 100mA q 3.5 5 mA ILOAD = 500mA q 11 18 mA ILOAD = 1.5A q 40 75 mA ILOAD = 2.7A, 110°C < TJ ≤ 125°C 120 200 mA ILOAD = 3A, – 40°C ≤ TJ ≤ 110°C 120 200 mA Output Voltage Noise COUT = 10µF, ILOAD = 3A, BW = 10Hz to 100kHz 40 µVRMS ADJ Pin Bias Current (Notes 3, 8) 310 µA Shutdown Threshold VOUT = Off to On q 0.9 2 V VOUT = On to Off q 0.25 0.75 V SHDN Pin Current VSHDN = 0V 0.01 1 µA (Note 9) VSHDN = 20V 730 µA Quiescent Current in Shutdown VIN = 6V, VSHDN = 0V 0.01 1 µA Ripple Rejection VIN – VOUT = 1.5V (Avg), VRIPPLE = 0.5VP-P,55 63 dB fRIPPLE = 120Hz, ILOAD = 1.5A ELECTRICAL CHARACTERISTICS PARAMETER CONDITIONS MIN TYP MAX UNITS The q denotes specifications which apply over the full operating temperature range, otherwise specifications are TA = 25°C. (Note 2) |
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