Electronic Components Datasheet Search |
|
TC126503ECT Datasheet(PDF) 2 Page - Microchip Technology |
|
TC126503ECT Datasheet(HTML) 2 Page - Microchip Technology |
2 / 12 page TC125/TC126 DS21372B-page 2 © 2002 Microchip Technology Inc. 1.0 ELECTRICAL CHARACTERISTICS Absolute Maximum Ratings* Voltage on VDD, SENSE/VDD, LX, SHDN Pins ....................................................... -0.3V to +12V LX Sink Current ............................................ 400mA pk 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. TC125/TC126 ELECTRICAL SPECIFICATIONS Electrical Characteristics: VIN =VOUT x0.6, TA = 25°C, SHDN =VOUT (TC125), unless otherwise noted. Symbol Parameter Min Typ Max Units Test Conditions VOUT Output Voltage VR –2.5% VR ±0.5% VR +2.5% V VDD Operating Supply Voltage 0.70 — 10.0 V Note 4 VSTART Start-Up Supply Voltage — 0.80 0.90 V IOUT =1mA IDD Operating Supply Current TC125 TC125/126 TC125/126 — — — 14 20 32 28 40 64 µA(Note 2) VOUT =2V, IOUT =10mA VOUT =3V, IOUT =30mA VOUT =5V, IOUT =50mA INL No Load Supply Current — — — 5 5 6 9 10 11 µAIOUT =0,VOUT =2V VOUT =3V VOUT =5V ISTBY Standby Supply Current — — — 2 3 3 4 5 5 µAVIN =VOUT +0.5V, VIN =2V VIN =3V VIN =5V ISHDN Shutdown Supply Current — — 0.5 µA SHDN =VIL,(Note 2) RLX(ON) LX Pin ON Resistance — — — 10 6 3 14 8 5 Ω VLX =0.4V, VOUT =2V VOUT =3V VOUT =5V (Note 2), (Note 3) ILX LX Pin Leakage Current — — 1 µA No external components, VOUT =VLX =10V DCYCLE Duty Cycle 70 75 80 % Measured at LX pin (Note 2) fMAX Maximum Oscillator Frequency 85 100 115 kHz Note 2 VLXLIM LX Pin Limit Voltage 0.7 — 1.1 V Note 2 η Efficiency — — — 70 80 85 — — — %VOUT =2V VOUT =3V VOUT =5V VIH SHDN Input Logic High 0.75 — — V VIL SHDN Input Logic Low — — 0.20 V IINH SHDN Input Current (High) — — 0.25 µA IINL SHDN Pin Input Current (Low) -0.25 — — µA Note 1: VR is the factory output voltage setting. 2: VIN =VOUT x 0.95. 3: VDD input tied to SENSE input for TC126, as shown in Figure 3-2. 4: The VPS input of the TC125 must be operated between 2.0V and 10.0V for spec compliance. The VDD input of the TC126 must be operated between 2.2V and 10.0V for spec compliance. |
Similar Part No. - TC126503ECT |
|
Similar Description - TC126503ECT |
|
|
Link URL |
Privacy Policy |
ALLDATASHEET.COM |
Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Datasheet Upload | Contact us | Privacy Policy | Link Exchange | Manufacturer List All Rights Reserved©Alldatasheet.com |
Russian : Alldatasheetru.com | Korean : Alldatasheet.co.kr | Spanish : Alldatasheet.es | French : Alldatasheet.fr | Italian : Alldatasheetit.com Portuguese : Alldatasheetpt.com | Polish : Alldatasheet.pl | Vietnamese : Alldatasheet.vn Indian : Alldatasheet.in | Mexican : Alldatasheet.com.mx | British : Alldatasheet.co.uk | New Zealand : Alldatasheet.co.nz |
Family Site : ic2ic.com |
icmetro.com |