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MB3891 Datasheet(PDF) 5 Page - Fujitsu Component Limited. |
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MB3891 Datasheet(HTML) 5 Page - Fujitsu Component Limited. |
5 / 29 page MB3891 5 s s s s BLOCK DIAGRAM 14 16 53 54 55 44 22 33 20 8 9 10 11 12 13 17 18 19 15 + − 6 7 46 45 52 51 48 60 61 42 43 62 3 5 4 47 40 41 39 21 34 35 36 37 38 27 28 26 CONT1 CONT6 CONT2 SW1-ON SW2-ON SW3-ON CONT4 VREF RESET-IN CLK-IN µP-IO RST CLK SIM-IO VSIM-ON SIMPROG OSC VBAT2 VBAT1 OUT1 OUT2 SW1-INPUT SW1-OUTPUT SW2-INPUT SW2-OUTPUT SW3-INPUT SW3-OUTPUT VBAT3 OUT3 GND3 VBAT4 OUT4 GND4 V-BACKUP XPOWERGOOD DELAYCAP GND1 POR Main UVLO Over Temp Protection LDO1 LDO2 SW1 SW2 SW3 ON OUT ON OUT ON OUT LDO3 ON OUT LDO4 ON OUT LDO5 ON OUT LDO6 CONT4 BACKUP UVLO VREF VREF-AMP GSM/SIM Logic Level Translation VSIMOUT Charge-pump 57 CONT5 56 CONT3 31 VCAP − 30 VCAP + 59 GND5 58 OUT5 24 REF-OUT 23 VFIL 25 VCC-VSIM 29 VSIMOUT 32 GND-VSIM N.C. Pin : 1, 2, 49, 50, 63, 64 |
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