NJM2855DL1-25-TE1

NJM2855 LOW DROPOUT VOLTAGE REGULATOR „ GENERAL DESCRIPTION The NJM2855 is a 3-terminal low dropout voltage regulator. Advanced Bipolar technology achieves low noise, high ripple rejection. It delivers up to 5V/1A output power with the maximum input voltage of 10V. The NJM2855 is suitable for various applications such as portable / consumer devices. „ PACKAGE OUTLINE NJM2855DL1 „ FEATURES z High Ripple Rejection 75dB typ. (f=1kHz,Vo=3V Version) z Output Noise Voltage Vno=45µVrms typ. z Output capacitor with 2.2µF ceramic capacitor (Vo≥2.7V) z Output Current Io (max.)=1A z High Precision Output Vo±1.0% z Low Dropout Voltage 0.20V typ. (Io=600mA) z Internal Short Circuit Current Limit z Internal Thermal Overload Protection z Bipolar Technology z Package Outline TO-252-3 „ PIN CONFIGURATION 2 1 PIN FUNCTION 1.VIN 2.GND 3.VOUT 3 NJM2855DL1 „ EQUIVALENT CIRCUIT V IN V OUT Thermal Protection Bandgap Reference GND Ver.2012-10-24 1 NJM2855 „ OUTPUT VOLTAGE RANK LIST The WHITE column shows applicable Voltage Rank(s) 2 Device Name Vout Device Name Vout NJM2855DL1-15 NJM2855DL1-16 NJM2855DL1-17 NJM2855DL1-18 NJM2855DL1-19 NJM2855DL1-02 NJM2855DL1-21 NJM2855DL1-22 NJM2855DL1-23 NJM2855DL1-24 NJM2855DL1-25 NJM2855DL1-26 NJM2855DL1-27 NJM2855DL1-28 NJM2855DL1-29 NJM2855DL1-03 NJM2855DL1-31 NJM2855DL1-32 NJM2855DL1-33 NJM2855DL1-34 1.5V 1.6V 1.7V 1.8V 1.9V 2.0V 2.1V 2.2V 2.3V 2.4V 2.5V 2.6V 2.7V 2.8V 2.9V 3.0V 3.1V 3.2V 3.3V 3.4V NJM2855DL1-35 NJM2855DL1-36 NJM2855DL1-37 NJM2855DL1-38 NJM2855DL1-39 NJM2855DL1-04 NJM2855DL1-41 NJM2855DL1-42 NJM2855DL1-43 NJM2855DL1-44 NJM2855DL1-45 NJM2855DL1-46 NJM2855DL1-47 NJM2855DL1-48 NJM2855DL1-49 NJM2855DL1-05 3.5V 3.6V 3.7V 3.8V 3.9V 4.0V 4.1V 4.2V 4.3V 4.4V 4.5V 4.6V 4.7V 4.8V 4.9V 5.0V Ver.2012-10-24 NJM2855 „ ABSOLUTE MAXIMUM RATINGS PARAMETER SYMBOL Input Voltage VIN Power Dissipation Operating Temperature Storage Temperature PD Topr Tstg RATINGS +10 1190(*1) 3125(*2) -40 ∼ +85 -40 ∼ +150 (Ta=25°C) UNIT V mW °C °C (*1): Mounted on glass epoxy board. (76.2×114.3×1.6mm:based on EIA/JDEC standard size, 2Layers, Cu area 100mm2) (*2): Mounted on glass epoxy board. (76.2×114.3×1.6mm:based on EIA/JDEC standard, 4Layers) (For 4Layers: Applying 74.2×74.2mm inner Cu area and a thermal via hole to a board based on JEDEC standard JESD51-5) „ OPERATING VOLTAGE VIN=+2.5V ~ +8V (In case of Vo2.0V : VIN=Vo+1V, Vo≤2.0V : VIN=3.0V The above specification is a common specification for all output voltages. Therefore, it may be different from the individual specification for a specific output voltage. Ver.2012-10-24 3 NJM2855 „ POWER DISSIPATION vs. AMBIENT TEMPERATURE NJM2855DL1 PowerDissipation (Topr=-40~+85°C,Tj=150°C) Power Dissipation PD(mW) 3500 3000 on 4 layers board 2500 2000 1500 on 2 layers board 1000 500 0 -50 -25 0 25 50 75 100 Temperature : Ta(°C) „ TEST CIRCUIT A IIN VIN VIN 0.33µF VOUT NJM2855 2.2µF IOUT V VOU *5 (ceramic) GND *5 1.7V