r1120n RICOH Co.,Ltd., r1120n Datasheet
r1120n
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r1120n Summary of contents
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... LOW NOISE 150mA L.D.O REGULATOR R1120N SERIES APPLICATION MANUAL ELECTRONIC DEVICES DIVISION NO. EA-047-9803 ...
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The products and the product specifications described in this application manual are subject to change or discontinuation of production without notice for reasons such as improvement. Therefore, before deciding to use the products, please refer to Ricoh sales representatives ...
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... R1120N SERIES APPLICATION MANUAL CONTENTS ...................................................................................................... OUTLINE ................................................................................................... FEATURES ............................................................................................. APPLICATIONS ......................................................................................... BLOCK DIAGRAM ....................................................................................... SELECTION GUIDE ................................................................................... PIN CONFIGURATION ........................................................................................ PIN DESCRIPTION ABSOLUTE MAXIMUM RATINGS ELECTRICAL CHARACTERISTICS .................................................................................................. OPERATION ............................................................................................ TEST CIRCUITS TYPICAL CHARACTERISTICS 1) Output Voltage vs. Output Current 2) Output Voltage vs. Input Voltage 3) Dropout Voltage vs. Output Current 4) Output Voltage vs. Temperature 5) Supply Current vs ...
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... R1120N SERIES OUTLINE The R1120N Series are voltage regulator ICs with high output voltage accuracy, lowest supply current, low ON Resistance and high Ripple Rejection by CMOS process. Each of these voltage regulator ICs consists of a voltage reference unit, an error amplifier, resistors, a current limit circuit and a chip enable circuit. ...
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... Designation of Chip enable Active Type : “L” active type B : “H” active type Designation of Taping Type : c Ex. TR, TL (refer to Taping Specifications, TR type is prescribed as a standard OUT DD 2 GND CE 4 Contents ) : OUT R1120N Vref Current Limit 2 GND OUT ...
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... PIN CONFIGURATION PIN DESCRIPTION Pin No. Symbol 1 V Output Pin OUT 2 GND Ground Pin 3 V Input Pin Chip Enable Pin Connection • SOT-23 (mark side Pin Description R1120N 3 ...
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... R1120N ABSOLUTE MAXIMUM RATINGS Symbol V Input Voltage IN V Input Voltage for CE/CE Pin CE V Output Voltage OUT I Output Current OUT P Power Dissipation D Topt Operating Temperature Range Tstg Storage Temperature Range Absolute Maximum ratings are threshold limit values that must not be exceeded even for an instant under any conditions ...
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... IN OUT V –setV =1.0V OUT CE IN refer to the ELECTICAL CHARACTERISTICS by OUTPUT VOLTAGE f=1kHz, Ripple 0.5Vp-p V –setV =1.0V IN OUT I =30mA OUT –40˚C Topt 85˚C V =0V OUT BW=10Hz to 100kHz R1120N Topt=25˚C MIN. TYP. MAX. Unit 0.98 1.02 V 150 µA 0.1 1.0 µ 2 ±100 ppm/ ˚ ...
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... R1120N Symbol Item V Output Voltage OUT I Output Current OUT V OUT Load Regulation I OUT V Dropout Voltage DIF Iss Supply Current Istandby Standby Current V OUT Line Regulation Ripple Rejection V Input Voltage IN V Output Voltage OUT Topt Temperature Coefficient I Short Current Limit lim ...
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... Error Amplifier, so that a constant voltage is output. A current limit circuit working for Short Protect and a chip enable circuit are included OUT DD R1 Vref R2 2 GND detected by Feed-back Registers R1, R2, and the result is compare with OUT R1120N R1120N OUT -- + R1 R2 Current Limit 2 GND 7 ...
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... GND CE V OUT IN OUT 1 I OUT GND Test Circuit for Load Transient Response OUT 3 1 R1120N 1B Series 2 GND Test Circuit for Supply Current OUT 3 1 R1120N 1B Series GND OUT 10 F OUT I1 I2 ...
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... V =3.3V IN 1.5 1.0 0.5 0.0 400 500 0 (mA) T =25˚C opt 7.0V 6.0V 5.5V V =5.3V IN 400 500 (mA) OUT T =25˚C opt 4.5 4.0 3.5 3.0 2.5 6.0 7.0 8.0 2.0 (V) IN R1120N R1120N401B T =25˚C opt 6.0V 5.0V 4.5V V =4.3V IN 100 200 300 400 500 Output Current I (mA) OUT R1120N401B T =25˚C opt I =1mA OUT 30mA 50mA 3.0 4.0 5.0 6.0 7.0 8.0 Input Voltage V ( ...
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... Output Current I R1120N501B 0.40 0.35 0.30 0.25 0.20 0.15 0.10 0.05 0. Output Current =25˚C opt 5.0 6.0 7.0 8.0 (V) IN Topt=85˚C 25˚C –40˚C 100 150 (mA) OUT Topt=85˚C 25˚C –40˚C 100 150 (mA) OUT R1120N401B 0.40 0.35 0.30 Topt=85˚C 0.25 0.20 0.15 –40˚C 0.10 0.05 0. 100 Output Current I (mA) OUT 25˚C 150 ...
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... Input Voltage =10mA OUT 4.10 4.08 4.06 4.04 4.02 4.00 3.98 3.96 3.94 3.92 3. 100 – =10mA OUT 50 75 100 T =25˚C opt 6.0 7.0 8.0 2.0 (V) IN R1120N R1120N401B V = =10mA OUT – 100 TemperatureTopt(˚C) R1120N401B T =25˚C opt 3.0 4.0 5.0 6.0 7.0 8.0 Input Voltage V ( ...
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... R1120N301B –50 –25 0 TemperatureTopt(˚C) R1120N501B –50 –25 0 TemperatureTopt(˚ =25˚C opt 5.0 6.0 7.0 8 100 V = 100 R1120N401B V = –50 – TemperatureTopt(˚C) 100 ...
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... Z =4V +0.5Vp =10 F OUT 100 0 R1120N R1120N301B V =4V +0.5Vp =6.8 F OUT I =1mA OUT I =30mA OUT I =50mA OUT 1 10 100 Frequency f( R1120N401B V =5V +0.5Vp =4.7 F OUT I =1mA OUT ...
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... Z V =6V +0.5Vp =4.7 F OUT 100 ) Z V =6V +0.5Vp =10 F OUT 10 100 ) Z R1120N401B V =5V +0.5Vp =10 F OUT I =1mA OUT I =30mA OUT I =50mA OUT 0 0 Frequency f( R1120N501B V =6V +0.5Vp =6.8 F OUT I =1mA OUT I =30mA ...
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... IN I =50mA OUT C =10 F OUT f=400Hz f=1kHz f=10kHz 3.4 3.5 (V) IN R1120N301B Input Voltage Output Voltage Time R1120N R1120N301B I =10mA OUT C =10 F OUT f=400Hz f=1kHz f=10kHz 3.2 3.3 3.4 3.5 Input Voltage V ( =30mA OUT tr=tf =Tantalum4.7 F OUT 100 ...
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... Load Transient Response 3.4 3.3 3.2 3.1 3.0 2.9 2 R1120N301B Input Voltage Output Voltage Time R1120N301B Input Voltage Output Voltage Time R1120N301B Time =30mA OUT tr=tf =Tantalum6.8 F OUT 100 120 I =30mA OUT tr=tf =Tantalum10 F ...
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... IN C =Tantalum1 =Tantalum6.8 F OUT Output Current Output Voltage Time = =Tantalum1 =Tantalum10 F OUT Output Current Output Voltage Time R1120N 150 100 50 0 –50 –100 –150 20 150 100 50 0 –50 –100 –150 20 17 ...
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... Current) and ESR of Output Capacitor are shown below. The OUT V (Avg.) are marked as the hatched area in the graph. µ Temperature : 25˚ more between V µ 80 150 (mA) OUT • Measuring Circuit for white noise ; R1120N301B Ceramic Capacitor1 150 (mA) OUT and GND as close as possible. DD Ceramic Capacitor 6 ...
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... TYPICAL APPLICATION CE R1120N Cap. GND PACKAGE DIMENSION • SOT-23-5 (0.95) V OUT IN V OUT Cap. Cap. (Unit : mm) 2.9±0.2 1.9±0.2 (0.95 0.4±0.1 R1120N CE R1120N 1B V OUT OUT + Cap. GND +0.2 1.1 –0.1 0.8±0 0.1 +0.1 0.15 –0.05 19 ...
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... R1120N TAPING SPECIFICATION • SOT-23-5 0.3 0.1 2.0MAX. 20 (Unit : mm) +0.1 ø 1.5 –0 3.3 4.0 0 User Direction of Feed 4.0 0.1 2.0 0.05 3.2 ...
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RICOH COMPANY, LTD. ELECTRONIC DEVICES DIVISION HEADQUARTERS 13-1, Himemuro-cho, Ikeda City, Osaka 563-8501, JAPAN Phone 81-727-53-1111 Fax 81-727-53-6011 YOKOHAMA OFFICE (International Sales) 3-2-3, Shin-Yokohama, Kohoku-ku, Yokohama City, Kanagawa 222-8530, JAPAN Phone 81-45-477-1697 Fax 81-45-477-1694 • 1695 http://www.ricoh.co.jp/LSI/english/ RICOH CORPORATION ELECTRONIC ...