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| SJ2138 1.5A CMOS Elektronische Bauelemente RoHS Compliant Product Low Dropout Voltage Regulator Description The SJ2138 series of positive,linear regulators feature low quiescent current (45A typ.) with low dropout voltage, making them ideal for battery applications.These rugged devices have both Thermal Shutdown and Current Fold-back to prevent device failure under the "Worst" of operating conditions.The SJ 2138 is stable with an output capacitance of 4.7F or greater. TO-252 Features * Low Temperature Coefficient * Over-Temperature Shutdown REF. A B C D E F S Millmeter Min. Max. 6.40 6.80 5.20 5.50 6.80 7.20 2.20 2.80 2.30 REF. 0.70 0.90 0.60 0.90 REF. G H J K L M R Millmeter Min. Max. 0.50 0.70 2.20 2.40 0.45 0.55 0 0.15 0.90 1.50 5.40 5.80 0.80 1.20 * Very Low Dropout Voltage * High Accurate 1.5% * Short Circuit Current Fold-back * Guaranteed 1.5A output * Current Limiting Applications * PC Peripherals * Wireless Devices * Portable Electronics * Battery Powered Widgets * Instrumentation Functional Block Diagram Typical Circuit SJ2138 http://www.SeCoSGmbH.com/ Any changing of specification will not be informed individual 01-Jun-2002 Rev. A Page 1 of 5 SJ2138 Elektronische Bauelemente 1.5A CMOS Low Dropout Voltage Regulator Absolute Maximum Ratings Parameter Input Max Voltage Output Current Output Voltage Operating Ambient Temperature Junction Temperature Maximum Junction Temperature Thermal Resistance Power Dissipation( T=100 : ) EDS Classification jc Symbol VIN IOUT VOUT Topr Tj Tj Max Conductive Non-Conductive ja PD Ratings 8 PD/( VIN- VO) 1.5~5.0 -40 ~ +85 -40 ~ +125 150 7 30 90 1.2 B Unit V A V : : /W : /W W Electrical Characteristics Ta=25 Parameter Output Voltage Output Current Current Limit Load Regulation Dropout Voltage Quiescent Current Ground Pin Current Line Regulation Input Voltage Over Temperature Shutdown Over Temperature Hysterisis unless otherwise noted Condition VIN=VOUT(T)+2V, IO=1mA Symbol VOUT(E) (Note1) Min -1.5% 1.5 1.5 -1 -0.15 -0.1 -0.4 Note3 2.0V 2.8V TYP VOUT(T) (Note2) Max 1.5% 1 1300 800 600 70 0.15 0.1 0.4 7 - Unit V A A % mV A A % V : : ppm/ : mA dB IO ILIM REGLOAD VDROPOUT IQ IGND REGLINE VIN OTS OTH TC ISC PSRR VIN=VOUT(T)+2V, VOUT VOUT(E)*0.96 VIN=VOUT(T)+2V, VO>1.2V VIN=VOUT(T)+2V, IO=1mA to 1.5A 1.4V 2.8V VIN=VOUT(T)+1V, VOUT<0.4V Io=100mA Co=4.7 F f=10Hz~100kHz Io=10mA, CBYP=0 F f=100Hz f=1kHz f=10kHz Co=4.7 F - Output Voltage Noise certain IOUT value). eN Vrms Note 1: VOUT (E) =Effective Output Voltage (i.e. the output voltage when "VOUT (T) + 2.0V" is provided at the VIN pin while maintaining a 2: VOUT (T) =Specified Output Voltage 3: VIN (MIN) =VOUT+VDROPOUT http://www.SeCoSGmbH.com/ Any changing of specification will not be informed individual 01-Jun-2002 Rev. A Page 2 of 5 SJ2138 Elektronische Bauelemente 1.5A CMOS Low Dropout Voltage Regulator Ordering Information(contd.) Part Number SJ2138-15 SJ2138-25 SJ2138-36 SJ2138-50 Marking 8T152 XXXX 8T252 XXXX 8T362 XXXX 8T502 XXXX Output Voltage 1.5V 2.5V 3.6V 5.0V Part Number SJ2138-18 SJ2138-33 SJ2138-47 Marking 8T182 XXXX 8T332 XXXX 8T472 XXXX Output Voltage 1.8V 3.3V 4.75V Characteristics Curve (T)+1 to h tp://www.SeCoSGmbH.com/ Any changing of specification will not be informed individual 01-Jun-2002 Rev. A Page 3 of 5 SJ2138 Elektronische Bauelemente 1.5A CMOS Low Dropout Voltage Regulator 115 : 85 : 55 : 25 : -5 : -45 : http://www.SeCoSGmbH.com/ Any changing of specification will not be informed individual 01-Jun-2002 Rev. A Page 5 of 5 SJ2138 Elektronische Bauelemente 1.5A CMOS Low Dropout Voltage Regulator http://www.SeCoSGmbH.com/ Any changing of specification will not be informed individual 01-Jun-2002 Rev. A Page 5 of 5 |
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