Electronic Components Datasheet Search |
|
L4990A Datasheet(PDF) 6 Page - STMicroelectronics |
|
L4990A Datasheet(HTML) 6 Page - STMicroelectronics |
6 / 24 page 8 1012 1416182022 24 7.0 7.5 8.0 8.5 9.0 Vcc [V] Iq [m A ] V14 = 0, V5 = Vr ef Rt = 4.5Kohm,Tj = 25 °C 500K h z 300K h z 1M h z 100Khz Figure 3. Quiescent current vs. input voltage. -50 -25 0 25 50 75 100 125 150 4.9 4.95 5 5.05 5.1 Tj ( °C) Vref [V]) Vcc = 15V Iref = 1mA Figure 7. Vref vs. junction temperature. -50 -25 0 25 50 75 100 125 150 4.9 4.95 5 5.05 5.1 Tj ( °C) Vref [V] Vcc = 15V Iref= 20mA Figure 8. Vref vs. junction temperature. 8 10121416182022 0 6 12 18 24 30 36 Vcc [V] Iq [mA] Co = 1nF, Tj = 25 °C DC = 1 00% 1M H z 50 0KH z 300KH z 10 0KH z Figure 5. Quiescent current vs. input voltage and switching frequency. 0 5 10 15 20 25 4.9 4.95 5 5.05 5.1 Iref [mA] Vref [V] Vcc=15V Tj = 25 °C Figure 6. Reference voltage vs. load current. 8 10121416 1 8 20 22 0 6 12 18 24 30 36 Vc c [V] Iq [mA ] C o = 1nF, Tj = 25 °C DC = 0 % 1M Hz 500K Hz 300K Hz 100KHz Figure 4. Quiescent current vs. input voltage and switching frequency. L4990 - L4990A 6/24 |
Similar Part No. - L4990A |
|
Similar Description - L4990A |
|
|
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 |