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E521.12 Datasheet(PDF) 11 Page - ELMOS Semiconductor AG

Part # E521.12
Description  High efficiency 5V DC/DC buck converter
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Manufacturer  ELMOS [ELMOS Semiconductor AG]
Direct Link  http://www.elmos.de
Logo ELMOS - ELMOS Semiconductor AG

E521.12 Datasheet(HTML) 11 Page - ELMOS Semiconductor AG

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CAN/LIN SBC Family with DC/DC Voltage Regulator
E521.02/03/04/12/13/14
PRODUCTION DATA – Mar 7, 2016
VDD1 current observation in STOP mode
No.
Description
Condition
Symbol
Min
Typ
Max
Unit
1
Timeout for whole system to enter
STOP mode and therefore to
decrease current consumption
SPI command for
STOP mode sent
tTRAN_STOP
2.3
2.6
3.2
ms
2
Threshold for VDD1 observation,
5V system. Upper limit ensures a
safe voltage difference to VDD1 of
50mV using production test data
for each particular IC.
SBC mode STOP
k1VDD1,5V
4.625
VVDD1 -
50mV
V
3
Minimum time VDD1 needs to stay
above k1VDD1
After this time DCDC is switched
on for tON_REG,STOP in order to
recharge VDD1
VDD1_CFG[7:6]=
0h
t10
4.7
6.4
ms
4
Minimum time VDD1 needs to stay
above k1VDD1
After this time DCDC is switched
on for tON_REG,STOP P in order to
recharge VDD1
VDD1_CFG[7:6]=
1h
(default)
t11
9.7
12.4
ms
5
Minimum time VDD1 needs to stay
above k1VDD1
After this time DCDC is switched
on for tON_REG,STOP in order to
recharge VDD1
VDD1_CFG[7:6]=
2h
t12
19.5
24.5
ms
6
Minimum time VDD1 needs to stay
above k1VDD1
After this time DCDC is switched
on for tON_REG,STOP in order to
recharge VDD1
VDD1_CFG[7:6]=
3h
t13
39.5
48.6
ms
7
On time of DCDC during regular
recharge phase
STOP mode
tON_REG,STOP
110
160
μs
8
Internal delay of DCDC after
switching on request
tDEL,ON
-
10
25
μs
Table 7: Characteristics
ELMOS Semiconductor AG reserves the right to change the detail specifications as may be required to permit improvements in the design of its products.
Elmos Semiconductor AG
Data Sheet
QM-No.: 25DS0093E.01
11 / 82


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