Electronic Components Datasheet Search |
|
LTC1622 Datasheet(PDF) 2 Page - Linear Technology |
|
LTC1622 Datasheet(HTML) 2 Page - Linear Technology |
2 / 16 page 2 LTC1622 ABSOLUTE MAXIMUM RATINGS Input Supply Voltage (VIN).........................– 0.3V to 10V RUN/SS Voltage ....................................... – 0.3V to 2.4V SYNC/MODE Voltage ................................. – 0.3V to VIN SENSE – Voltage .......................................... 2.4V to VIN PDRV Peak Output Current (< 10 µs) ......................... 1A Storage Ambient Temperature Range ... – 65 °C to 150°C Operating Temperature Range Commercial ............................................ 0 °C to 70°C Industrial ........................................... – 45 °C to 85°C Junction Temperature (Note 2) ............................. 125 °C Lead Temperature (Soldering, 10 sec).................. 300 °C PACKAGE/ORDER INFORMATION TJMAX = 125°C, θJA = 150°C/ W S8 PART MARKING ORDER PART NUMBER LTC1622CS8 LTC1622IS8 1622 1622I ORDER PART NUMBER Consult factory for Military grade parts. 1 2 3 4 SENSE– ITH VFB RUN/SS 8 7 6 5 VIN PDRV GND SYNC/MODE TOP VIEW MS8 PACKAGE 8-LEAD PLASTIC MSOP TJMAX = 125°C, θJA = 250°C/ W LTC1622CMS8 MS8 PART MARKING LTDB ELECTRICAL CHARACTERISTICS SYMBOL PARAMETER CONDITIONS MIN TYP MAX UNITS IVFB Feedback Current (Note 3) VFB = 0.8V 10 70 nA VFB Regulated Feedback Voltage (Note 3) Commercial Grade q 0.785 0.8 0.815 V (Note 3) Industrial Grade q 0.780 0.8 0.820 V VOVL Output Overvoltage Lockout Referenced to Nominal VOUT 416 25 % ∆VOSENSE Reference Voltage Line Regulation VIN = 4.2V to 8.5V (Note 3) 0.04 0.08 %/V VLOADREG Output Voltage Load Regulation Measured in Servo Loop; VITH = 0.2V to 0.625V 0.3 0.5 % Measured in Servo Loop; VITH = 0.9V to 0.625V – 0.3 – 0.5 % IS Input DC Supply Current (Note 4) Burst Mode Inhibited VIN = 2.3V 450 µA Sleep Mode VITH = 0V, VSYNC/MODE = 2.4V 350 400 µA Shutdown VRUN/SS = 0V 15 30 µA Shutdown VRUN/SS = 0V, VIN = VUVLO – 0.1V 4 10 µA VRUN/SS RUN/SS Threshold Commercial Grade q 0.4 0.7 0.9 V Industrial Grade q 0.3 0.7 1.0 V IRUN/SS Soft-Start Current Source VRUN/SS = 0V 1 2.5 5 µA fOSC Oscillator Frequency VFB = 0.8V 475 550 625 kHz VFB = 0V 75 110 140 kHz VSYNC/MODE SYNC/MODE Threshold VSYNC/MODE Ramping Down 1 1.5 V VUVLO Undervoltage Lockout VIN Ramping Down q 1.55 1.92 2.3 V VIN Ramping Up 1.97 2.36 V TOP VIEW S8 PACKAGE 8-LEAD PLASTIC SO 1 2 3 4 8 7 6 5 SENSE– ITH VFB RUN/SS VIN PDRV GND SYNC/MODE (Note 1) The q denotes specifications which apply over the full operating temperature range, otherwise specifications are at TA = 25°C. VIN = 4.2V |
Similar Part No. - LTC1622_15 |
|
Similar Description - LTC1622_15 |
|
|
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 |