U6808B-MFPG3Y Atmel, U6808B-MFPG3Y Datasheet - Page 9
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U6808B-MFPG3Y
Manufacturer Part Number
U6808B-MFPG3Y
Description
MOSFET & Power Driver ICs Failsafe IC with Relay Driver
Manufacturer
Atmel
Type
Special Fail-Safer
Datasheet
1.U6808B-MFPG3Y.pdf
(14 pages)
Specifications of U6808B-MFPG3Y
Supply Voltage (min)
4.5 V
Supply Current
15 mA
Maximum Operating Temperature
+ 125 C
Mounting Style
SMD/SMT
Package / Case
SOIC
Minimum Operating Temperature
- 40 C
Lead Free Status / Rohs Status
Lead free / RoHS Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
U6808B-MFPG3Y
Manufacturer:
MICROCHIP
Quantity:
994
7. Electrical Characteristics (Continued)
V
8. Protection against Transient Voltages According to ISO TR 7637-3 Level 4
4707B–AUTO–10/05
Parameters
Nominal frequency for WDI
Nominal frequency for WDC
Minimum pulse duration for a securely
WDI input pulse detection
Frequency range for a correct WDI
signal
Number of incorrect WDI trigger
counts for locking the outputs
Number of correct WDI trigger counts
for releasing the outputs
Detection time for a stucked WDI
signal
Watchdog Timing Relative to f
Minimum pulse duration for a securely
WDI input pulse detection
Frequency range for a correct WDI
signal
Hysteresis range at the WDI ok
margins
Detection time for a dropped out WDI
signal
S
Note:
= 5V, T
(Except Pulse 5)
Pulse
amb
3a
3b
1. Relay driver: relay coil with R
1
2
5
= –40 to +125°C, reference pin is GND, f
Voltage
–110V
+110V
–160V
+150V
40V
WDC
Test Conditions
f
f
V
V
RC
WDI
WDI
WDI
min
= 100
= 1/100
= constant
= constant
= 70 to be added
Resistance
f
Source
WDI
intern
f
WDC
10
10
50
50
2
= 100 kHz + 50% – 45%, f
(1)
Rise Time
10V/ms
100V/s
100V/s
30V/ns
20V/ns
Symbol
t
n
WDIerror
t
f
n
release
f
P,WDI
f
WDC
WDC
WDI
WDI
lock
= 10 kHz ±10%, f
Min.
64.7
24.5
182
250
Duration
10
80
1
0.05 ms
250 ms
2 ms
0.1s
0.1s
WDI
Typ.
3
3
2
1
= 100 Hz
112.5
Max.
25.5
130
169
251
U6808B
13
Amount
15.000
15.000
1h
1h
20
Cycles
Cycles
Cycles
Cycle
Unit
kHz
ms
Hz
Hz
µs
9