Switched mode power supply VSIM

There is a switched mode supply for SIM-interface. SIM voltage is selected via serial 10. The 5VSMR can be switched on independently of the SIM voltage selection, but can't be switched off when VSIM voltage value is set to 5V.

Table 13: Electrical Characteristics of VSIM and V5V

Characteristics

Condition

Min

Typ

Max

Unit

Output voltage VSIM

Over temperature

2.8

3.0

3.2

V

Over current

4.8

5.0

5.2

Output voltage V5V

Over temp a current

4.8

5.0

5.2

V

Output voltage V5V_2

Over temperature

5.0

6.0

V

Output current VSIM

Continuous DC

30

mA

Output current V5V

Continuous DC

30

mA

current consumption VSIM

on

200

330

uA

sleep

100

150

uA

Note: VSIM and VSVtogethercan supplya totaloi30mA.

Note: VSIM and VSVtogethercan supplya totaloi30mA.

SMR / VSIM-functions is shown below.

CCONT

External

Figure 13: SMR Power Functions

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