Electronic Components Datasheet Search |
|
R1221N50AF-TR Datasheet(PDF) 2 Page - RICOH electronics devices division |
|
R1221N50AF-TR Datasheet(HTML) 2 Page - RICOH electronics devices division |
2 / 21 page 12345 Rev. 1.11 - 2 - n BLOCK DIAGRAM OSC VIN EXT GND VOUT Vref Vref CE Chip Enable Soft Start Protection PWM/VFM CONTROL VDOUT n SELECTION GUIDE In the R1221N Series, the output voltage, the detector threshold, the oscillator frequency, the optional function, and the taping type for the ICs can be selected at the user’s request. The selection can be made by designating the part number as shown below; R1221NXXXX-TR - - - a b c Code Contents a Setting Output Voltage(VOUT): Stepwise setting with a step of 0.1V in the range of 1.5V to 5.0V is possible. b Setting Detector Threshold(-VDET) Stepwise setting with a step of 0.1V in the range of 1.2V to 4.5V is possible. A:3.0V c Designation of Oscillator Frequency and Optional Function A:300kHz, with a PWM/VFM alternative circuit, Latch-type protection B:500kHz, with a PWM/VFM alternative circuit, Latch-type protection C:300kHz, without a PWM/VFM alternative circuit, Latch-type protection D:500kHz, without a PWM/VFM alternative circuit, Latch-type protection E:300kHz, with a PWM/VFM alternative circuit, Reset-type protection F:500kHz, with a PWM/VFM alternative circuit, Reset-type protection G:300kHz, without a PWM/VFM alternative circuit, Reset-type protection H:500kHz, without a PWM/VFM alternative circuit, Reset-type protection |
Similar Part No. - R1221N50AF-TR |
|
Similar Description - R1221N50AF-TR |
|
|
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 |