Electrical Requirements; Power Supply; Rf Sensitivity; Internal Patch Antenna - Navman Jupiter 110 Manual

Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com. Arrow.com.
Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from Downloaded from

4.0 Electrical requirements

4.1 Power supply

The module is designed to operate using the supply voltages shown in Table 4-1. These values
do not include external antenna current on the J110R and J110RS.
Parameter
input voltage
current (typ) at full power (3.3 VDC)
current (max)
current (typ) at 20% TricklePower
battery backup voltage
battery backup current (non-operating)
battery backup current (operating mode)

Table 4-1: Operating power for the Jupiter 110

4.2 RF sensitivity

4.2.1 Internal patch antenna

The RF sensitivity measured at the internal patch antenna is shown in Table 4-2.
acquisition sensitivity
tracking sensitivity
navigation sensitivity

4.2.2 External RF connector

The RF sensitivity measured at the external RF connector using a 21 dB gain amplifier is
shown in Table 4-3.
acquisition sensitivity
tracking sensitivity
navigation sensitivity

Table 4-3: RF sensitivity at external RF connector

The external antenna input requires additional signal gain in the external antenna.
Note:
LA000504D © 2006 Navman New Zealand. All rights reserved. Proprietary information and specifications subject to change without notice.
J110/J110R
3.0 to 3.6 VDC
100 mA
2.0 to 3.6 VDC
<10 µA at 25ºC
18 µA typ, 50 µA max
Parameter

Table 4-2: RF sensitivity at patch antenna

Parameter
J110S/J110RS
3.0 to 3.6 VDC
75 mA
100 mA
35 mA
2.0 to 3.6 VDC
<10 µA at 25ºC
18 µA typ, 50 µA max
J110 J110S
33 dBHz 30 dBHz
25 dBHz 14 dBHz
28 dBHz 17 dBHz
J110R J110RS
–135 dBm –138 dBm
–144 dBm –155 dBm
–141 dBm –154 dBm
85 mA
60 mA