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LT1764ET 数据表(PDF) 8 Page - Linear Technology |
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LT1764ET 数据表(HTML) 8 Page - Linear Technology |
8 / 16 page 8 LT1764 Series 1764fa TYPICAL PERFOR A CE CHARACTERISTICS Ripple Rejection Ripple Rejection LT1764 Minimum Input Voltage Load Regulation Output Noise Spectral Density RMS Output Noise vs Load Current (10Hz to 100kHz) LT1764-3.3 10Hz to 100kHz Output Noise LT1764-3.3 Transient Response FREQUENCY (Hz) 20 30 50 70 80 10 1k 10k 1M 1764 G31 10 100 100k 60 40 0 COUT = 100µF TANTALUM + 10 × 1µF CERAMIC COUT = 10µF TANTALUM IL = 1.5A VIN = VOUT(NOM) + 1V + 50mVRMS RIPPLE TEMPERATURE ( °C) –50 –25 50 60 75 0 50 75 1764 G32 55 70 65 25 100 125 IL = 1.5A VIN = VOUT(NOM) + 1V + 0.5VP-P RIPPLE AT f = 120Hz TEMPERATURE ( °C) –50 2.0 2.5 3.0 25 75 1764 G33 1.5 1.0 –25 0 50 100 125 0.5 0 IL = 3A IL = 1.5A IL = 100mA IL = 500mA TEMPERATURE ( °C) –50 25 1764 G34 –25 0 50 10 5 0 –5 –10 –15 –20 –25 –30 75 100 125 LT1764 LT1764-3.3 LT1764-2.5 LT1764-1.8 ∆IL = 1mA TO 3A VIN = 2.7V (LT1764) VIN = VOUT(NOM) + 1V (LT1764-1.8/-2.5/-3.3) FREQUENCY (Hz) 10 0.01 0.1 1 100 1k 10k 100k 1764 G35 LT1764-3.3 LT1764-2.5 LT1764-1.8 LT1764 COUT = 10µF ILOAD = 3A LOAD CURRENT (A) 10 15 25 35 40 0.0001 0.01 0.1 10 1764 G36 5 0.001 1 30 20 0 LT1764-3.3 LT1764-2.5 LT1764-1.8 LT1764 COUT = 10µF VOUT 100 µV/DIV COUT = 10µF 1ms/DIV 1764 G37 IL = 3A TIME ( µs) 0 –0.1 0.1 –0.2 0 0.2 16 1764 G38 1.00 0.50 0.75 0.25 0 46 2 8 12 14 18 10 20 VIN = 4.3V CIN = 3.3µF TANTALUM COUT = 10µF TANTALUM LT1764-3.3 Transient Response TIME ( µs) 0 –0.1 0.1 –0.2 0 0.2 16 1764 G39 2 3 1 0 46 2 8 12 14 18 10 20 VIN = 4.3V CIN = 33µF COUT = 100µF TANTALUM + 10 × 1µF CERAMIC |
类似零件编号 - LT1764ET |
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类似说明 - LT1764ET |
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