ncv8881 ON Semiconductor, ncv8881 Datasheet - Page 27
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ncv8881
Manufacturer Part Number
ncv8881
Description
Ncv8881 1.5a Automotive Buck Regulator With Watchdog
Manufacturer
ON Semiconductor
Datasheet
1.NCV8881.pdf
(33 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
ncv8881PWR2G
Manufacturer:
ON Semiconductor
Quantity:
800
Part Number:
ncv8881PWR2G
Manufacturer:
ON/安森美
Quantity:
20 000
ENABLE
ENABLE
RESB
3.3V
RESB
WDI
3.3V
5V
VIN
WDI
5V
VIN
WATCHDOG STUCK HIGH, THEN RECOVERS; ENABLE = HIGH
0
0
DELAY
DELAY
POR
POR
1
1
2
2
BOOT DELAY
BOOT DELAY
3
3
Figure 53. Watchdog Stuck HIGH, Then Normal; EN Input HIGH
NORMAL RESPONSE
WATCHDOG
Figure 52. Watchdog Never Appears; EN Input HIGH
4
4
DELAY
;
5
5
WATCHDOG
DELAY
POR
DELAY
6
6
http://onsemi.com
7
DELAY
7
BOOT DELAY
POR
27
8
8
WDI STUCK HIGH
WATCHDOG
BOOT DELAY
DELAY
9
9
10
10
WATCHDOG
DELAY
POR
DELAY
11
11
DELAY
BOOT DELAY
POR
12
12
13
13
BOOT DELAY
WATCHDOG
DELAY
14
14
NORMAL RESPONSE
15
15
DELAY
POR
16
16