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поискавой системы для электроныых деталей |
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поискавой системы для электроныых деталей |
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TC110333ECT датащи(PDF) 2 Page - Microchip Technology |
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TC110333ECT датащи(HTML) 2 Page - Microchip Technology |
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2 / 16 page  TC110 DS21355B-page 2 © 2002 Microchip Technology Inc. 1.0 ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings* Voltage on VDD,VOUT, SHDN Pins ........ -0.3V to +12V EXT Output Current ................................... ±100mA pk Voltage on EXT Pin ........................-0.3V to VDD +0.3V Power Dissipation.............................................150mW Operating Temperature Range............. -40°C to +85°C Storage Temperature Range .............. -40°C to +125°C *Stresses above 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 above those indicated in the operation sections of the specifications is not implied. Exposure to Absolute Maximum Rating conditions for extended periods may affect device reliability. TC110 ELECTRICAL SPECIFICATIONS Electrical Characteristics: Note 1, VIN =0.6 x VR,VDD =VOUT,TA =25°C, unless otherwise noted. Symbol Parameter Min Typ Max Units Test Conditions VDD Operating Supply Voltage 2.0 — 10.0 V Note 2 VSTART Start-Up Supply Voltage — — 0.9 V IOUT =1mA VHOLD-UP Oscillator Hold-Up Voltage — — 0.7 V IOUT =1mA IDD Boost Mode Supply Current — — — — — — 120 130 180 50 50 70 190 200 280 90 100 120 µAV OUT = SHDN = (0.95 x VR); fOSC =300kHz; VR =3.0V VR =3.3V VR =5.0V fOSC = 100kHz; VR =3.0V VR =3.3V VR =5.0V ISTBY Standby Supply Current — — — — — — 20 20 22 11 11 11 34 35 38 20 20 22 µAVOUT = SHDN =(VR +0.5V); fOSC =300kHz; VR =3.0V VR =3.3V VR =5.0V fOSC = 100kHz; VR =3.0V VR =3.3V VR =5.0V ISHDN Shutdown Supply Current — 0.05 0.5 µA SHDN =GND, V O =(VR x0.95) fOSC Oscillator Frequency 255 85 300 100 345 115 kHz VOUT = SHDN = (0.95 x VR); fOSC =300kHz fOSC = 100kHz VOUT Output Voltage VR x0.975 VR VR x1.025 VNote 3 DTYMAX Maximum Duty Cycle (PWM Mode) —— 92 % VOUT = SHDN =0.95x VR DTYPFM Duty Cycle (PFM Mode) 15 25 35 % IOUT =0mA VIH SHDN Input Logic High 0.65 — — V VOUT =(VR x0.95) VIL SHDN Input Logic Low — — 0.20 V VOUT =(VR x0.95) REXTH EXT ON Resistance to VDD — — — 32 29 20 47 43 29 Ω VOUT = SHDN =(VR x0.95); VR =3.0V VR =3.3V VEXT =(VOUT –0.4V) VR =5.0V REXTL EXT ON Resistance to GND — — — 20 19 13 30 27 19 Ω VOUT = SHDN =(VR x0.95); VR =3.0V VR =3.3V VEXT =0.4V VR =5.0V η Efficiency — 84 — % Note 1: VR =3.0V, IOUT =120mA VR =3.3V, IOUT =130mA VR =5.0V, IOUT =200mA 2: See Application Notes “Operating Mode” description for clarification. 3: VR is the factory output voltage setting. |
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