Cinterion
®
Java Terminals Hardware Interface Description
4 Electrical and Environmental Characteristics
44
EHSxT_BGS5T_HID_v02 2014-05-23
Confidential / Preliminary
Page 36 of 70
4 Electrical and Environmental Characteristics
4.1 Absolute Maximum Ratings
Table 15: Absolute maximum ratings
Parameter Port / Description Min. Max. Unit
Supply voltage PLUS -40 30 V
Overvoltage PLUS / for 1min 33 V
Input voltage for on/off
control lines
IGT_IN, RST_IN -5 30 V
RS-232 input voltage TXD, DTR, RTS -25 +25 V
Weidmueller pins input volt-
age (incl. VCCref)
8-pin and 12-pin connectors
(if pins specified/configured as input pins)
-0.3 6 V
Weidmueller pins output
current
8-pin and 12-pin connectors
(if pins specified/configured as output pins)
0 50mA drawn
@each pin
1
1. Please note that if the VCCref pin is connected to the +5Vout pin, no more than 100mA should be drawn
by all pins. In this case it is no longer allowed to draw a maximum of 50mA for each pin.
--
USB interface All electrical characteristics according to
USB Implementers' Forum, USB 2.0 Spec-
ification.
-- -- --
Immunity against discharge
of static electricity
All interfaces (lines)
Contact discharge
Human body model
-8
-15
+8
+15
kV
kV
Table 16: Operating supply voltage for Java Terminals
Parameter Min Typ Max Unit
Supply voltage PLUS
measured at (6-pole)
western jack plug (1 to 6)
@any time, incl. all ripple
and drops
5.5 12 30 V