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LT1121CS8 Datasheet(PDF) 7 Page - Linear Technology |
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LT1121CS8 Datasheet(HTML) 7 Page - Linear Technology |
7 / 16 page 7 LT1121/LT1121-3.3/LT1121-5 1121fe Reverse Output Current OUTPUT VOLTAGE (V) 0 100 90 80 70 60 50 40 30 20 10 0 8 1121 G01 2 4 6 10 13 57 9 TJ = 25°C VIN = 0V CURRENT FLOWS INTO OUTPUT PIN LT1121-3.3 LT1121 (VOUT = VADJ) LT1121-5 FREQUENCY (Hz) 100 90 80 70 60 50 40 30 20 10 0 10 1k 10k 1M 1121 G26 100 100k COUT = 1μF SOLID TANTALUM COUT = 47μF SOLID TANTALUM IOUT = 100mA VIN = 6V + 50mVRMS RIPPLE Ripple Rejection Ripple Rejection TEMPERATURE ( °C) –50 64 62 60 58 56 54 52 50 0 50 75 1121 G18 –25 25 100 125 VIN = VOUT (NOMINAL) + 1V + 0.5VP-P RIPPLE AT f = 120Hz IOUT = 100mA TYPICAL PERFOR A CE CHARACTERISTICS Load Regulation LT1121-5 Load Transient Response LT1121-5 Load Transient Response TIME (ms) 0 0.2 0.1 0 –0.1 –0.2 0.8 1121 G30 0.1 0.4 0.6 1.0 150 100 0.2 0.3 0.5 0.7 0.9 VIN = 6V CIN = 0.1μF COUT = 1μF TIME (ms) 0 0.2 0.1 0 –0.1 –0.2 0.8 1121 G31 0.1 0.4 0.6 1.0 150 100 50 0.2 0.3 0.5 0.7 0.9 VIN = 6V CIN = 0.1μF COUT = 3.3μF TEMPERATURE ( °C) –50 0 –5 –10 –15 –20 –25 –30 –35 –40 0 50 75 1121 G21 –25 25 100 125 LT1121* LT1121-5 LT1121-3.3 ΔILOAD = 1mA TO 150mA * ADJ PIN TIED TO OUTPUT PIN |
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