E910.27A View Datasheet(PDF) - ELMOS Semiconductor AG
Part Name
Description
MFG CO.
'E910.27A' PDF : 50 Pages View PDF
- Preliminary -
E910.27A
No. Parameter
Condition
Symbol
Min.
Typ.
Max.
Unit
6
Minimum required pulse
duration at VFB for PWGD
response
1) 2) VFB=1.200V
overdrive=-250mV
int. VREF=1.2V
CDLY = 100nF
TREC
2
-
-
µs
1) 2) VFB=1.050V
7
PWGD delay without CDLY
overdrive=+/-200mV
int. VREF=1.2V
TPWGD
-
40
-
µs
CDLY = 0nF
8 Upper reset timing threshold 1) 2) CDLY = 100nF
VRUD
0.75xVSM
0.8xVSM
0.85xVSM
V
9 Reset saturation voltage 1) 2) CDLY = 100nF
VRLD
0
-
0.5
V
10 Reset discharge resistance 1) 2)
RRDC
-
15
-
Ohm
11 Reset charge current
1) VSM = 5V
VCDLY=2.5V
IRSTC
9
15
21
µA
12 Reset delay with CDLY
1) 2) VSM = 5V
CDLY = 100nF 1%
TRST
15
25
35
ms
13 WEN level true
1) 2)
VWENH
-
0.65xVSM
-
V
14 WEN level false
1) 2)
VWENL
-
0.26xVSM
-
V
15 WDI level true
1) 2)
VWDIH
-
0.65xVSM
-
V
16 WDI level false
1) 2)
VWDIL
-
0.26xVSM
-
V
17
Watchdog trigger pulse
duration
1) 2) Reaction on trailing
edge only
TWDI
200
-
-
ns
18
Upper watchdog switching
threshold
1) 2) CDLY = 100nF
VWUD
0.75xVSM
0.8xVSM
0.85xVSM
V
19
Lower watchdog switching
threshold
1) 2) CDLY = 100nF
VWLD
0.15xVSM
0.2xVSM
0.25xVSM
V
20 Watchdog charge current
1) VSM = 5V
VCDLY=2.5V
IWDC
9
15
21
µA
21
Watchdog discharge current
1) VSM = 5V
VCDLY=2.5V
IWDD
1.68
2.80
3.90
µA
22 Watchdog period
1) 2) VSM = 5V
CDLY = 100nF 1%
TWDP
75
125
175
ms
23 Watchdog trigger time
1) 2) VSM = 5V
CDLY = 100nF 1%
TWDTR
63
105
147
ms
1) VS => 5V, VSM > 4V, ENPS = true, SMON = true, 2) Ensured by design. Not production tested.
5.11 Thermal Shutdown
No. Parameter
Condition
1 Shutdown temperature
1) VS > 5V
2 Hysteresis
1) VS > 5V
1) Ensured by design. Not production tested.
Symbol
Min.
Typ.
Max.
Unit
KTMPS
-
160
-
°C
KTMPH
-
30
-
°C
ELMOS Semiconductor AG
Specification 13 / 50
03SP0357E.00 05.09.2006
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