Data Sheet

Part number:WG7837-V1
Model name :WG7837-V0
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Copyright © JORJIN TECHNOLOGIES INC. 2021 25
http://www.jorjin.com.tw
CONFIDENTIAL
Bluetooth Currents
Current measurements are done at the following output power:
- BR at 11.7dBm
- EDR at 7.2dBm.
Use Case
(1) (2)
TYP Units
BR Voice HV3 + sniff 11.6
mA
EDR voice 2-EV3 no retransmission + sniff 5.9
Sniff 1 attempt 1.28s 178.0 uA
EDR A2DP EDR2 (master). SBC high quality – 345Kbs 10.4
mA
EDR A2DP EDR2 (master). MP3 high quality – 192Kbs 7.5
Full throughput ACL RX: RX-2DH5
(3) 4)
18.0
Full throughput BR ACL TX: TX-DH5
(4)
50.0
Full throughput EDR ACL TX: TX-2DH5
(4)
33.0
Page scan or inquiry scan (scan interval is 1.28 s or 11.25 ms, respectively) 253.0
uA
Page scan and inquiry scan (scan interval is 1.28 s and 2.56 s, respectively) 332.0
(1) The role of Bluetooth in all scenarios except A2DP is slave.
(2) CL1P5 PA is connected to VBAT, 3.7V.
(3) ACL RX has same current in all modulations.
(4) Full throughput assumes data transfer in one direction.
Bluetooth LE Currents
All current measurements are done at output power of 7.0dBm.
Use Case
(1)
TYP Units
Advertising, non-connectable
(2)
131
uA
Advertising, discoverable
(2)
143
Scanning
(3)
266
Connected, master role, 1.28sec connect interval
4)
124
Connected, slave role, 1.28sec connect interval
(4)
132
(1) CL1p% PA is connected to VBAT, 3.7 V.
(2) Advertising in all 3 channels, 1.28sec advertising interval, 15 Bytes advertise data.
(3) Listening to a single frequency per window, 1.28sec scan interval, 11.25msec scan window.
(4) Zero Slave connection latency Empty Tx/Rx LL packets.