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| SELM317 3-Terminal Elektronische Bauelemente RoHS Compliant Product Positive Adjustable Voltage Regulator Description The SELM317 is an adjustable 3-terminal positive voltage regulator, designed to supply more than 1.5A of output current with voltage adjustable from 1.3 to 37V. Features * Safe-Area Compensation For Output Transistor * Internal Short Circuit Protection * Internal Over Temperature Protection * Output Current Up To 1.5A * Output Voltage Adjustable From 1.3 to 37V REF. A b c D E L4 L5 Millimeter Min. Max. 4.40 4.80 0.76 1.00 0.36 0.50 8.60 9.00 9.80 10.4 14.7 15.3 6.20 6.60 REF. c1 b1 L e L1 O A1 Millimeter Min. Max. 1.25 1.45 1.17 1.47 13.25 14.25 2.54 REF. 2.60 2.89 3.71 3.96 2.60 2.80 Block Diagram http://www.SeCoSGmbH.com/ Any changing of specification will not be informed individual 01-Jun-2002 Rev. A Page 1 of 4 SELM317 Elektronische Bauelemente 3-Terminal Positive Adjustable Voltage Regulator Absolute Maximum Ratings at Ta=25 C Parameter Input-Output Voltage Difference Load Temperature Power Dissipation Storage Temperature Range Operating Juction Temperature o Symbol VIN-VOUT TLEAD PD TSTG TOPR Ratings 40 230 Internal Limited -65~+150 0~125 Unit V o C o o C C Electrical Characteristics (Vi-Vo=5V, 0 : Parameter Line Regulation < Tj <125 : , Io=500mA, IMax=1.5A, PMax=20W, unless otherwise specified) Symbol Vo Test Conditions Ta=25 : , 3V Ta=0~125 : , 3V Ta=25 : 10mA 10mA Io IMax Io IMax Vi-Vo 40V 40V Min 2.5V Vi-Vo 40V, 10mA Io IMax, PD PMax 10mA 3V Vi-Vo 40V, Io IMax, PD PMax Vi-Vo=40V 1.225 1.5 0.15 66 TYP 0.01 0.02 18 0.4 40 0.8 46 2.0 1.25 0.7 3.5 2.2 0.4 0.003 60 75 0.3 5 Max 0.04 0.07 25 0.5 70 1.5 100 5 1.275 10 0.01 1 Unit %/V %/V mV %/Vo mV %/Vo A A V %/Vo mA A %/Vo dB % : /W Vi-Vo< Vo 6V Vo 5V Vo 5V Vo 6V Load Regulation Vo Adjustable Pin Current Adjustable Pin Current Change Reference Voltage Temperature Stability Minimum Load Current for Regulation Maximum Output Current RMS Noise v.s. % of Vout Ripple Rejection Long-term Stability, Tj=Thigh Junction to Case Thermal Resistance IADJ IADJ VREF STT IL(Min) (T)+1 to Vi-Vo 15V, PD PMax Io(Max) Vi-Vo 15V, PD PMax Ta=25 : eN RR ST R jc Ta=25 : , 10Hz f 10KHz Vo=10V, f=120Hz Vo=10V, f=120Hz, Cadj=10 F Ta=25 : ,1000hr - *Note: Testing with low duty pulse should be used to avoid heating effect. http://www.SeCoSGmbH.com/ Any changing of specification will not be informed individual 01-Jun-2002 Rev. A Page 2 of 4 SELM317 Elektronische Bauelemente 3-Terminal Positive Adjustable Voltage Regulator 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 4 SELM317 Elektronische Bauelemente 3-Terminal Positive Adjustable Voltage Regulator Application Circuit SELM317 SELM317 SELM317 SELM317 http://www.SeCoSGmbH.com/ Any changing of specification will not be informed individual 01-Jun-2002 Rev. A Page 4of 4 |
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