Electronic Components Datasheet Search |
|
L78 Datasheet(PDF) 11 Page - STMicroelectronics |
|
L78 Datasheet(HTML) 11 Page - STMicroelectronics |
11 / 54 page L78 Electrical characteristics DocID2143 Rev 34 11/54 VI = 19 V, IO = 1 A, TJ = 0 to 125 °C (L7812AC), TJ = -40 to 125 °C (L7812AB), unless otherwise specifieda Table 7: Electrical characteristics of L7812A Symbol Parameter Test conditions Min. Typ. Max. Unit VO Output voltage TJ = 25 °C 11.75 12 12.25 V VO Output voltage IO = 5 mA to 1 A, VI = 14.8 to 25 V 11.5 12 12.5 V VO Output voltage IO = 1 A, VI = 25 to 27 V, TJ = 25 °C 11.5 12 12.5 V ∆VO (1) Line regulation VI = 14.8 to 30 V, IO = 500 mA, TJ = 25 °C 13 120 mV VI = 16 to 12 V 16 120 mV VI = 16 to 12 V, TJ = 25 °C 6 60 mV VI = 14.5 to 27 V, TJ = 25 °C 13 120 mV ∆VO (1) Load regulation IO = 5 mA to 1 A 25 100 mV IO = 5 mA to 1.5 A, TJ = 25 °C 30 100 IO = 250 to 750 mA 10 50 Iq Quiescent current TJ = 25 °C 4.4 6 mA 6 mA DIq Quiescent current change VI = 15 to 30 V, IO = 500 mA 0.8 mA VI = 14.8 to 27 V, TJ = 25 °C 0.8 mA IO = 5 mA to 1 A 0.5 mA SVR Supply voltage rejection VI = 15 to 25 V, f = 120 Hz, IO = 500 mA 60 dB Vd Dropout voltage IO = 1 A, TJ = 25 °C 2 V eN Output noise voltage TA = 25 °C, B = 10 Hz to 100 kHz 10 µV/VO RO Output resistance f = 1 kHz 18 mΩ Isc Short circuit current VI = 35 V, TA = 25 °C 0.2 A Iscp Short circuit peak current TJ = 25 °C 2.2 A ∆VO/∆T Output voltage drift -1 mV/°C Notes: (1)Load and line regulation are specified at constant junction temperature. Changes in VO due to heating effects must be taken into account separately. Pulse testing with low duty cycle is used. a Minimum load current for regulation is 5 mA. |
Similar Part No. - L78 |
|
Similar Description - L78 |
|
|
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 |