r1121n RICOH Co.,Ltd., r1121n Datasheet
r1121n
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r1121n Summary of contents
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OUTLINE FEATURES • • • • • • • • • • • APPLICATIONS • • • LOW NOISE 150mA LDO REGULATOR µ µ 287 ± ° ± NO. EA-058-0204 1 ...
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... R1121N BLOCK DIAGRAM R1121Nxx1A Vref CE Current Limit 4 SELECTION GUIDE Code OUT DD GND ← ↑ ↑ ↑ Contents 287 R1121Nxx1B 1 V OUT Vref Current Limit GND 2 ...
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... PIN CONFIGURATION PIN DESCRIPTION Pin No. ABSOLUTE MAXIMUM RATINGS Symbol ,1 &( 287 287 ' SOT-23 (mark side) V GND V OUT Symbol Description 287 '' Item Rating ,1 ,1 R1121N Unit ° ° 3 ...
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... R1121N ELECTRICAL CHARACTERISTICS • R1121Nxx1A Symbol Item 287 287 ∆ ∆ 287 287 ',) 66 ∆ ∆ 287 ,1 ,1 ∆ ∆ 287 &(+ CE &(/ 4 Conditions Min. ,1 287 287 ≤ ≤ × 287 ,1 287 ≤ ≤ 287 ,1 287 ,1 &( 287 ≤ ≤ 287 ...
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... R1121Nxx1B Symbol Item 287 287 ∆ ∆ 287 287 ',) 66 ∆ ∆ 287 ,1 ,1 ∆ ∆ 287 3' &(+ &(/ Conditions Min. ,1 287 287 ≤ ≤ × 287 ,1 287 ≤ ≤ 287 ,1 287 ,1 287 &( ≤ ≤ 287 ,1 287 ,1 287 287 ° ≤ ...
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... V (V) OUT Conditions ≤ ≤ 287 ,1 287 ≤ ≤ 287 Dropout Voltage V DIF (V) OUT Conditions ≤ 287 ≤ ≤ ≤ ≤ OUT GND 287 ° (mA) Min. ° (V) Min. Typ. Max. R1121Nxx1B R1 Vref R2 Current Limit 1 V OUT GND 2 ...
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... V OUT 3 R1121Nxx1B Series OUT OUT 2.2µF 0.1µF Fig.2 Supply Current Test Circuit V OUT OUT R1121Nxx1B Series I OUT 1µF Fig.4 Load Transient Response Test Circuit R1121N OUT OUT 1 2.2µF 2 GND Supply current Test Circuit OUT OUT ...
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... OUT Topt = 25°C 3.1 3.0 2.9 2.8 2.7 2.6 2.5 5.0 6.0 7.0 8.0 2.0 (V) IN R1121N301B Topt = 25°C 5.0V 4.0V 3. 3.3V IN 100 200 300 400 500 Output Current I (mA) OUT R1121N501B Topt = 25°C 7.0V 6.0V 5. 5.3V IN 100 200 300 400 500 Output Current I (mA) OUT R1121N301B Topt = 25°C I =1mA OUT 30mA 50mA 3.0 4.0 5.0 6.0 7.0 8.0 Input Voltage V (V) IN ...
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... R1121N R1121N501B Topt = 25°C = 1mA 30mA 50mA 3.0 4.0 5.0 6.0 7.0 8.0 Input Voltage V (V) IN R1121N301B Topt = 85°C 25°C -40°C 50 100 150 Output Current I (mA) OUT R1121N501B Topt = 85°C 25°C -40°C 50 100 150 Output Current I (mA) OUT 9 ...
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... 30mA OUT 5.10 5.08 5.06 5.04 5.02 5.00 4.98 4.96 4.94 4.92 4. 100 Topt = 25° 5.0 6.0 7.0 8.0 (V) IN R1121N301B 30mA OUT -50 - Temperature Topt (°C) R1121N501B 30mA OUT -50 - Tempareture Topt (°C) R1121N301B Topt = 25°C 0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 Input Voltage V (V) IN 100 100 8.0 ...
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... Temperature Topt (°C) Topt = 25° 6.0 7.0 8.0 1.0 2 100 - 5. 100 -50 R1121N R1121N501B Topt = 25°C 3.0 4.0 5.0 6.0 7.0 8.0 Input Voltage V (V) IN R1121N301B 100 Temperature Topt (°C) R1121N501B 100 Temperature Topt (°C) 11 ...
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... tantal 1.0µF OUT 100 V = 4.0V + 0.5Vp tantal 1.0µF OUT 100 R1121N181B V = 2.8V + 0.5Vp tantal 2.2µF OUT I = 1mA OUT I = 30mA OUT I = 50mA OUT 0 0 Frequency f (kHz) R1121N301B V = 4.0V + 0.5Vp tantal 2.2µF OUT ...
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... OUT C = 2.2µF OUT 400Hz 1kHz 10kHz 0 3.1 3.4 3.5 ( 50mA OUT C = 2.2µF OUT 3.4 3.5 (V) R1121N R1121N401B V = 5.0V + 0.5Vp tantal 2.2µF OUT I = 1mA OUT I = 30mA OUT I = 50mA OUT 1 10 100 Frequency f (kHz) R1121N301B I = 10mA OUT C = 2.2µF OUT f = 400Hz f = 1kHz f = 10kHz 3 ...
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... R1121N301B I OUT tr=tf=5 µs C OUT TIme t (µs) R1121N301B I OUT tr=tf=5 µs C OUT Time t (µs) R1121N301B I OUT tr=tf=5 µs C OUT Input Voltage Output Voltage Time t (µs) =30mA =Tantalum 1.0µ Input Voltage 4 3 Output Voltage 100 120 =30mA =Tantalum 2.2µ ...
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... Time t (µs) R1121N301B V = =Tantalum 1µ =Tantalum 6.8µF OUT Output Current Output Voltage Time t (µs) R1121N 150 100 50 0 -50 -100 -150 18 20 150 100 50 0 -50 -100 -150 18 20 150 100 50 0 -50 -100 -150 ...
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... R1121N301B Ceramic 1.0µF 100.0 10.0 1.0 0 Output Current I 16 287 Vout Ceramic R1121N301B Capacitor ESR 3 Vin GND 2 Measuring Circuit for white noise ; R1121N301B µ 100.0 10.0 1.0 0.1 100 150 (mA) OUT Spectrum S.A. Analyzer Iout R1121N301B Ceramic 2.2µ 100 Output Current I (mA) OUT 150 ...
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... TYPICAL APPLICATION CE IN R1121Nxx1A GND Cap. µ '' OUT IN V OUT Cap. Cap. R1121N CE R1121Nxx1B V OUT DD OUT GND Cap. 17 ...