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SI91821DH-28-T1-E3 датащи(PDF) 2 Page - Vishay Siliconix |
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SI91821DH-28-T1-E3 датащи(HTML) 2 Page - Vishay Siliconix |
2 / 10 page Si91821 Vishay Siliconix www.vishay.com 2 Document Number: 71614 S-51147–Rev. E, 20-Jun-05 ABSOLUTE MAXIMUM RATINGS Input Voltage, VIN 6.5 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SD Input Voltage, VSD −0.3 V to VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Output Current, IOUT 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)a 8-Pin MSOPb 666 mW . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Thermal Impedance (QJA)a 8-Pin MSOPb 185_C/W . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Notes a. Device mounted with all leads soldered or welded to PC board. b. Derate 10 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 2.35 V to 6 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Output Voltage, VOUT 1.5 to 5.0 V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . SD Input Voltage, VSD 0 V to VIN . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . IOUT 0 to 300 mA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Operating Ambient Temperature, TA −40_C to 85_C . . . . . . . . . . . . . . . . . . . . Operating Junction Temperature, TJ −40_C to 125_C . . . . . . . . . . . . . . . . . . . CIN = 2.2 mF, COUT = 2.2 mF (ceramic, X5R or X7R type) , CNOISE = 0.033 mF (ceramic) COUTRange = 1 mF to 10 mF ("10%, x5R or x7R type) CIN w COUT SPECIFICATIONS Test Conditions Unless Otherwise Specified V V 1 V I 1 A 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 Input Voltage VIN 2.35 6.0 V Output Voltage VOUT Adjustable Version Full 1.5 5.0 V Output Voltage Accuracy VOUT 1 mA v IOUT v 300 mA Room −1.5 1.5 % Output Voltage Accuracy (to stated output voltage) VOUT 1 mA v IOUT v 300 mA Full −2.5 2.5 % VOUT(nom) Feedback Voltage (ADJ Version) VSET Room 1.191 1.215 1.239 V Feedback Voltage (ADJ Version) VSET Full 1.179 1.251 V Line Regulation (Except 5-V Version) DV 100 From VIN = VOUT(nom) + 1 V to VOUT(nom) + 2 V Full −0.18 0.18 Line Regulation (5-V Version) DVOUT 100 V V From VIN = 5.5 V to 6 V Full −0.18 0.18 %/V Line Regulation (ADJ Version) VIN VOUT(nom) VOUT = 1.5 V From VIN = 2.5 V to 3.5 V Full −0.18 0.18 %/V Line Regulation (ADJ Version) VOUT = 5 V From VIN = 5.5 V to 6 V Full −0.18 0.18 IOUT = 10 mA Room 5 20 Dropout Voltaged VIN − VOUT IOUT = 200 mA Full 80 135 mV pg IN OUT IOUT = 300 mA Full 120 200 IOUT = 0 mA Full 150 270 Ground Pin Current IGND IOUT = 200 mA Room 500 mA GND IOUT = 300 mA Room 600 mA Shutdown Supply Current IIN(off) VSD = 0 V Room 0.1 1 Peak Output Current IO(peak) VOUT w 0.95 x VOUT(nom), tpw = 2 ms Room 500 mA BW = 10 Hz to 100 kHz w/o CNOISE Room 260 Output Noise Voltage eN BW = 10 Hz to 100 kHz IOUT = 150 mA CNOISE = 0.1 mF Room 37 mV (rms) Output Noise Voltage eN BW = 10 to 100 kHz IOUT = 10 mA CNOISE = 33 nF Room 54 mV (rms) f = 1 kHz Room 60 Ripple Rejection DVOUT/DVIN IOUT = 150 mA f = 10 kHz Room 50 dB pp j OUT IN OUT f = 100 kHz Room 40 |
Аналогичный номер детали - SI91821DH-28-T1-E3 |
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Аналогичное описание - SI91821DH-28-T1-E3 |
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