Data Sheet

NINA-B41-data sheet
4.2.1Operating temperature range
Parameter Min Max Unit
Storage temperature –40 +125 °C
Operating temperature –40 +105 °C
Table 8: Temperature range
4.2.2Supply/Power pins
Symbol Parameter Min Typ Max Unit
VCC Input supply voltage 1.7 3.3 3.6 V
t_RVCC Supply voltage rise time 60 ms
VCC input noise peak to peak, 10 - 100 KHz TBD mV
VCC input noise peak to peak, 100 KHz - 1 MHz TBD mV
VCC_ripple
VCC input noise peak to peak, 1 - 3 MHz TBD mV
VCC_IO I/O reference voltage VCC V
Table 9: Input characteristics of voltage supply pins
4.2.3Current consumption
Table 10 shows the current consumption of NINA-B41 during some typical use cases when using
the u-connectXpress software:
3.3 V VCC 1.8 V VCC
Mode Condition Average Peak Average Peak
Advertising (u-blox Serial Service, Apple iBeacon etc.) at 1 s
intervals with +8 dBm output power and 31 bytes payload, CPU
and UART interface is running
1 Mbit/s PHY 0.80 mA 20 mA 0.87 mA 34 mA
Active
CODED PHY 0.90 mA 20 mA 1.04 mA 34 mA
Advertising (u-blox Serial Service, Apple iBeacon etc.) at 1 s
intervals with +8 dBm output power and 31 bytes payload
1 Mbit/s PHY 35 µA 20 mA 50 µA 34 mA
Standby
CODED PHY 140 µA 20 mA 226 µA 34 mA
Connected as peripheral, 50 ms connection interval, +8 dBm
output power, no data throughput, CPU and UART interface is
running
1 Mbit/s PHY 0.88 mA 20 mA 0.97 mA 35 mA
2 Mbit/s PHY 0.86 mA 20 mA 0.95 mA 35 mA
Active
CODED PHY 1.15 mA 20 mA 1.40 mA 35 mA
Connected as peripheral, 50 ms connection interval, +8 dBm
output power, no data throughput
1 Mbit/s PHY 128 µA 18 mA 163 µA 32 mA
2 Mbit/s PHY 112 µA 18 mA 138 µA 32 mA
Standby
CODED PHY 408 µA 18 mA 614 µA 32 mA
Sleep UART DSR pin is used to enter the sleep mode. No RAM retention. 400 nA 3 mA 350 nA 3 mA
Table 10: Current consumption during typical use cases
UBX-20035327 - R01
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4Electrical specifications Page 16 of 34
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