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SI91822DH-20-T1 Datasheet(PDF) 2 Page - Vishay Siliconix |
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SI91822DH-20-T1 Datasheet(HTML) 2 Page - Vishay Siliconix |
2 / 10 page Si91822 Vishay Siliconix New Product www.vishay.com 2 Document Number: 71671 S-04932—Rev. A, 15-Oct-01 ABSOLUTE MAXIMUM RATINGS Input Voltage, VIN 6.5 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SD Input Voltage, VSD –0.3 V to VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Output Current, IOUT 300 mA Continuous, Short Circuit Protected . . . . . . . . Output Voltage, VOUT –0.3 V to VO(nom) + 0.3 V . . . . . . . . . . . . . . . . . . . . . . . . Maximum Junction Temperature, TJ(max) 150 _C . . . . . . . . . . . . . . . . . . . . . . . Storage Temperature, TSTG –55 _C to 150_C . . . . . . . . . . . . . . . . . . . . . . . . . . ESD (Human Body Model) 2 kV . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Power Dissipation (Package)b 8-Pin MSOP 846 mW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Thermal Impedance ( QJA) 8-Pin MSOPa 130 _C/W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Notes a. Device mounted with all leads soldered or welded to PC board. b. Derate 7.7 mW/ _C above TA = 25_C Stresses beyond those listed under “Absolute Maximum Ratings” may cause permanent damage to the device. These are stress ratings only, and functional operation of the device at these or any other conditions beyond those indicated in the operational sections of the specifications is not implied. Exposure to absolute maximum rating conditions for extended periods may affect device reliability. RECOMMENDED OPERATING RANGE Input Voltage, VIN 2 V to 6 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Output Voltage, VOUT (Adjustable Version) 1.215 V to 5 V . . . . . . . . . . . . . . . SD Input Voltage, VSD 0 V to VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating Ambient Temperature, TA –40 _C to 85_C . . . . . . . . . . . . . . . . . . . . Operating Junction Temperature, TJ –40 _C to 135_C . . . . . . . . . . . . . . . . . . . CIN = 2.2 mF, COUT = 2.2 mF (ceramic, X5R or X7R type) , CNOISE = 0.1 mF (ceramic) COUTRange = 1 mF to 10 mF ("10%, x5R or x7R type) CIN w COUT SPECIFICATIONS Test Conditions Unless Otherwise Specified Limits –40 to 85 _C Parameter Symbol VIN = VOUT(nom) + 1 V, IOUT = 1 mA CIN = 2.2 mF, COUT = 2.2 mF, VSD = 1.5 V Tempa Minb Typc Maxb Unit Output Voltage Range Adjustable Version Full 1.215 5 V Output Voltage Accuracy VOUT v v Room –1.5 1.5 Output Voltage Accuracy (Fixed Versions) OUT 1 mA v IOUT v 300 mA Full –2.5 2.5 % VO(nom) Room 1.191 1.215 1.239 Feedback Voltage (ADJ Version) VADJ Full 1.179 1.251 V Line Regulation (VADJ v VOUT v 4 V) DV OUT 100 From VIN = VOUT + 1 V to VOUT + 2 V Full –0.18 0.18 Line Regulation (4 V v VOUT v 5 V) OUT V IN V OUT From VIN = 5.5 V to 6 V Full –0.18 0.18 %/V IOUT = 10 mA Room 5 20 Dropout Voltaged IOUT = 200 mA Room 85 180 Dropout Voltaged (@VOUT(nom) w 2 V) Room 150 350 VIN – VOUT IOUT = 300 mA Full 500 mV IN OUT IOUT = 200 mA Room 170 250 Dropout Voltaged (@V t 2 V, V w 2 V) Room 290 375 (@VOUT(nom) t 2 V, VIN w 2 V) IOUT = 300 mA Full 525 IOUT = 0 mA Room 150 Room 1000 Ground Pin Current IGND IOUT = 200 mA Full 1500 mA GND Room 1500 m IOUT = 300 mA Full 2800 |
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