R1124N Ricoh Corporation, R1124N Datasheet
R1124N
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R1124N Summary of contents
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OUTLINE FEATURES • • • • • • • • • • • APPLICATIONS • • • LOW NOISE 150mA LDO REGULATOR 287 ,1 287 ,1 287 NO. EA-095-0209 287 ≥ 287 1 ...
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... R1124N BLOCK DIAGRAMS R1124Nxx1A Vref Current Limit CE 4 R1124Nxx1D Vref Current Limit R1124Nxx1B OUT DD Vref Current Limit 2 GND OUT 2 GND 1 V OUT - + 2 GND ...
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... SELECTION GUIDE ← ↑ ↑ ↑ Code PIN CONFIGURATION Contents 287 SOT-23 (mark side R1124N 3 ...
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... R1124N PIN DESCRIPTIONS ABSOLUTE MAXIMUM RATINGS Symbol ,1 &( 287 287 ' 4 Pin No. Symbol 287 '' Item Description Rating Unit ,1 ,1 ...
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... ELECTRICAL CHARACTERISTICS • R1124Nxx1x Symbol Item 287 287 ∆ ∆ 287 287 ',) 66 ∆ ∆ 287 ,1 ,1 ∆ ∆ 287 /,0 38 &(+ &(/ /2: Conditions Min. ,1 287 287 ≤ ≤ 287 ,1 287 ,1 287 ≤ ≤ 287 ,1 287 287 ,1 287 &( '' 287 ≤ ≤ ...
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... R1124N • ELECTRICAL CHARACTERISTICS by OUTPUT VOLTAGE Output Voltage V 287 287 287 ≤ 287 ≤ 287 ≤ 287 TECHNICAL NOTES 287 '' 6 Dropout Voltage (V) OUT Condition 287 ≤ ≤ ≤ V (V) DIF Typ. Max. '' ...
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... V V OUT DD OUT OUT SS 1.0µF 1.0µF Fig.2 Supply Current Test Circuit V V OUT DD OUT IN I OUT 1.0µF 1.0µF Fig.4 Load Transient Response Test Circuit R1124N CE V OUT OUT R1124Nxx1B SERIES 1.0µF GND CE V OUT OUT R1124Nxx1B SERIES 1.0µF GND ...
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... Output Voltage vs. Output Current (Topt=25°C) R1124N151x 1.6 1.4 1.8V 1.2 1.0 0.8 0.6 0.4 0.2 0.0 0 100 Output Current I R1124N401x 4.5 4.0 3.5 V =6.0V IN 3.0 2.5 2.0 1.5 5.0V 1.0 0.5 0.0 0 100 Output Current OUT IN OUT + + Cap. Cap. V =3.5V IN 2.5V 2.0V 200 300 400 (mA) OUT 4.3V 4.5V 200 300 400 (mA) OUT CE R1124Nxx1B OUT SERIES GND R1124N281x 3.0 2.5 V =4.8V IN 2.0 1.5 3.1V 1.0 3.8V 3.5V 0.5 0.0 0 100 200 300 Output Current I (mA) OUT OUT + Cap. 400 ...
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... Input Voltage V 2.9 2.8 2.7 2.6 2.5 2.4 I =1mA OUT 2.3 I =30mA OUT 2.2 I =50mA OUT 2 (V) IN R1124N R1124N281x I =1mA OUT I =30mA OUT I =50mA OUT Input Voltage V (V) IN R1124N281x Input Voltage V ( ...
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... R1124N R1124N401x Input Voltage V 4) Output Voltage vs. Temperature R1124N151x 1.53 1.52 1.51 1.50 1.49 1.48 1.47 1.46 -40 -15 10 Temperature Topt(°C) R1124N401x 4.08 4.06 4.04 4.02 4.00 3.98 3.96 3.94 3.92 -40 -15 10 Temperature Topt(° (V) IN 2.86 2.84 2.82 2.80 2.78 2.76 2. R1124N281x -40 - Temperature Topt(°C) 85 ...
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... Dropout Voltage vs. Temperature R1124N151x 0.6 85°C 0.5 25°C -40°C 0.4 0.3 0.2 0.1 0 Output Current I OUT - 0.6 0.5 0.4 0.3 0.2 0.1 0.0 100 125 150 0 (mA) R1124N R1124N281x - Temperature Topt(°C) R1124N161x 85°C 25°C -40° 100 125 150 Output Current I (mA) OUT 11 ...
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... Output Current I R1124N401x 0.40 85°C 0.35 25°C 0.30 -40°C 0.25 0.20 0.15 0.10 0.05 0. Output Current 100 125 150 (mA) OUT 75 100 125 150 (mA) OUT 75 100 125 150 (mA) OUT R1124N181x 0.6 85°C 0.5 25°C -40°C 0.4 0.3 0.2 0.1 0 100 125 Output Current I (mA) OUT R1124N281x 0.40 85°C 0.35 25°C 0.30 -40°C 0.25 0.20 0.15 0.10 0.05 0. 100 ...
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... OUT f=1kHz 20 f=10kHz 10 f=100kHz 0 2.9 3.2 3.3 (V) IN =30mA OUT f=1kHz 20 f=10kHz 10 f=100kHz 0 2.9 3.2 3.3 (V) IN R1124N R1124N281x Ripple 0.5Vp-p, I =1mA OUT f=1kHz f=10kHz f=100kHz 3.0 3.1 3.2 3.3 Input Voltage V (V) IN R1124N281x Ripple 0.5Vp-p, I =30mA OUT f=1kHz f=10kHz f=100kHz 3.0 3.1 3.2 3.3 Input Voltage V ( ...
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... =Ceramic 0.47µF OUT 10 100 R1124N281x Ripple 0.5Vp-p, I =50mA OUT 90 f=1kHz 80 f=10kHz 70 f=100kHz 2.9 3.0 3.1 3.2 Input Voltage V (V) IN R1124N151x V =2.5V +0.5Vp- =Ceramic 2.2µF OUT =1mA OUT 30 I =30mA OUT 20 I =50mA OUT Frequency f(kHz) ...
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... C =none, tr=tf=5µs, C =Ceramic 0.47µF) IN OUT R1124N151x Time T(µs) R1124N281x Time T(µs) R1124N R1124N401x V =5.0V +0.5Vp- =Ceramic 1.0µF OUT I =1mA OUT I =30mA OUT I =50mA OUT 1 10 100 Frequency f(kHz Input Voltage ...
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... IN R1124N151x V =2.5V Time T(µs) R1124N151x V =2.5V Time T(µs) R1124N281x V =3.8V Time T(µs) =Ceramic 1.0µF OUT 150 100 Output Current 50 0 Output Voltage =Ceramic 2.2µF OUT 150 100 Output Current ...
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... Turn-on/off speed with CE pin (D version) R1124N151D ( OUT 1 I OUT I OUT Time T(µs) R1124N281x V =3.8V Time T(µs) R1124N281x V =3.8V Time T(µs) =2.5V, C =Ceramic 1.0µ ...
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... R1124N R1124N281D ( Time T(µs) R1124N401D ( OUT I OUT 0 I OUT - Time T(µs) 18 =3.8V, C =Ceramic 0.47µ 0mA OUT 30mA OUT 150mA OUT =5.0V, C =Ceramic 0.47µA, C ...
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... TECHNICAL NOTES 287 Ceramic Cap Measuring Circuit for white noise; R1124Nxx1B 287 ,1 287 R1124N151x C C OUT 100 10 1 0.1 0. Load Current I OUT CE V OUT Ceramic R1124Nxx1B Cap GND ESR =Ceramic 1.0µA, IN =Ceramic 1.0µF 100 10 1 0.1 0.01 120 150 0 (mA) ...
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... R1124N R1124N211x 100 10 1 0.1 0. Load Current =Ceramic 0.47µ =Ceramic 0.47µF OUT 100 10 1 0.1 0.01 90 120 150 (mA) OUT R1124N281x C =Ceramic 0.47µ =Ceramic 0.47µF OUT 120 Load Current I (mA) OUT 150 ...