Siemens MC35 Specifications download pdf (Page 35)

MC35i Terminal Hardware Interface Description

Confidential / Released

MC35i_T_HD_v02.00a Page 35 of 42 16.02.2007

Table 20: Power supply specifications

Parameter Description Conditions Min. Typ Max. Unit

PLUS

Allowed voltage ripple

(peak-peak), drop

during transmit burst

peak current

TALK mode, power control

level for P

out

max

1 V

@8V 480 550

@12V 700 800

Power Down

mode

@30V 1750 1850

µA

@8V 45

@12V 30

SLEEP mode

(GSM/GPRS)

@30V 17

@8V 70

@12V 50

Net searching

mode (no net)

@30V 30

@8V 60

@12V 45

IDLE mode

(GSM/GPRS)

@30V 25

@8V 270 400

@12V 170 240

Average supply current

(average time 3 min.)

GSM TALK mode

@30V 72 100

@8V 290 420

@12V 180 250

GPRS DATA

mode(1 Tx, 4 RX)

@30V 77 105

@8V 1,7 2.1

@12V 1.2 1.6

PLUS

Peak supply current

(during 577µs

transmission slot every

4.6ms)

Power control

level for Pout max

@30V 0.7 1.0

Allowed powerfail time

without terminal reset or

power down

After this time the MC35i

Terminal will be reset or

switched off

1 ms

PLUS-Fail

Allowed powerfail time

without RTC (real time

clock) reset

After this time the RTC will

be reset

7 s

R_PLUS

Allowed rise time of

PLUS

0% to 100% 20 ms

Lowest voltage (minimum peak) incl. all ripple and drops >7.6V including voltage drop, ripple and

spikes, measured at western jack (6-pole) pin (1 to 6)

Typical values measured with antenna impedance = 50 Ohm (return loss >20dB)

Maximum values measured with mismatched antenna

1 2 ... 30 31 32 33 34 35 36 37 38 39 40 41 42

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