U6813B ATMEL Corporation, U6813B Datasheet - Page 2

• Manufacturer Part Number: U6813B
• Description: U6813b Fail-safe Ic With High-side And Relay Driver
• Manufacturer: ATMEL Corporation

Figure 1-1.
2
U6813B
3.3 V
RELI
FETI
WDI
V
CC
Block Diagram
16
14
13
12
11
19k
19k
19k
overvoltage detect.
overvoltage detect.
3.3-V under- and
5-V under- and
15
SGND
2
Watchdog
GND
reference
debounce
Bandgap
2.44 V
Reset
fosc
supervisor
oscillator
oscillator
oscillator
Internal
RC-
RC
10
Power-on
Reset
delay
fosc
reset
fosc
WDC
V
V
CC
CC
limitation
Current
output
V
FET
CC
8
CAPI
3
1
6
9
7
4
5
N-EN
V
RELO
P-EN
P-RES
N-RES
FETO
S
4543B–AUTO–10/05