User's Manual

Smart Machine Smart Decision

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MAX

Peak current During Tx burst 2.0 A

3.7. Electro-Static Discharge

SIM800C is an ESD sensitive component, so more attention should be paid to the procedure of handling and

packaging. The ESD test results are shown in the following table.

Table

7: The ESD characteristics (Temperature: 25℃, Humidity: 45 %)

Pin name Contact discharge Air discharge

VBAT ±5KV ±12KV

GND ±6KV ±12KV

UARTX_RXD, UARTX_TXD ±2KV ±8KV

Antenna port ±6KV ±12KV

SPKP/SPKN/MICP/MICN ±3KV ±6KV

PWRKEY ±4KV ±8KV

4. Radio Characteristics

4.1. Module RF Output Power

The following table shows the module conducted output power, it is followed by the 3GPP TS 05.05 technical

specification requirement.

Table 8: SIM800C GSM 900 and GSM 850 conducted RF output power

GSM850,EGSM900

PCL Nominal output power (dBm)

Tolerance (dB) for conditions

Normal Extreme

5 33 ±2 ±2.5

6 31 ±3 ±4

7 29 ±3 ±4

8 27 ±3 ±4

9 25 ±3 ±4

10 23 ±3 ±4

11 21 ±3 ±4

12 19 ±3 ±4

13 17 ±3 ±4

14 15 ±3 ±4

15 13 ±3 ±4