 |
Electronic Components Datasheet Search |
|
|
Electronic Components Datasheet Search |
|
3946 Datasheet(PDF) 2 Page - Allegro MicroSystems |
|
|
|||||||||||||||||||||||||||||
3946 Datasheet(HTML) 2 Page - Allegro MicroSystems |
|
|
2 / 14 page  2 Worcester, Massachusetts 01615-0036 (508) 853-5000 115 Northeast Cutoff, Box 15036 www.allegromicro.com 3946 Half-Bridge Power MOSFET Controller Functional Block Diagram Control Logic Table IN1 IN2 DT Pin RESET GH GL Function X X X 0 Z Z Sleep mode 00 R DEAD - LGND 1 L H Low-side FET ON following dead time 01 R DEAD - LGND 1 L L All OFF 10 R DEAD - LGND 1 L L All OFF 11 R DEAD - LGND 1 H L High-side FET ON following dead time 0 0 VREF 1 L L All OFF 0 1 VREF 1 L H Low-side FET ON 1 0 VREF 1 H L High-side FET ON 1 1 VREF 1 H H CAUTION: High-side and low-side FETs ON VBB VREG C BOOT +VBAT +5 Vref Charge Pump BOOT GH S GL LGND VREG CP1 CP2 Charge Pump RESET Protection VREG Undervoltage Overtemperature UVLOBOOT IN2 ~FAULT DT Control Logic Turn-On Delay IN1 R DEAD VREF VREF Bootstrap UVLO 10 k Ω C REG C1 0.47 uF, X7R V rated to VBAT R GATE R GATE I LIM PGND High Side Driver Low Side Driver C2 0.47 uF, X7R V rated to VBAT 0.1 uF X7R 10 V P L P L L L L L L P P L P P |
|
|
Link URL |
| Does ALLDATASHEET help your business so far? [ DONATE ] |
About Alldatasheet | Advertisement | Contact us | Privacy Policy | Link to Datasheet | 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 |
British ▼
English
Chinese
German
Japanese
Russian
Korean
Spanish
French
Italian
Portuguese
Polish
Vietnamese
Indian
Mexican
British
New Zealand
