Fujitsu MB3892
MB3892 is a low-saturation voltage type series regulator contains 3 channels for the baseband regulator, 1 channel for the backup regulator, 6 channels for the RF regulator, and 1 channel for the variable regulator. MB3892 is built in reset circuit, serial control circuit, operation Amp. for charge control of Lithium ion battery, LED drive circuit, receiver Amp., loudspeaker drive Amp., sounder circuit, vibrator drive circuit, and 4-ch D/A converter and the devices is miniaturized by systematization of built-in power supply for mobile phone.| Part No. | MB3892 |
|---|---|
| Datasheet | MB3892 Download |
| Manufacturer |  Fujitsu |
| Description | Power Management |
| Buy | Stock & Price |
APPLICATIONS
(Mobile Phones) Power Management IC for Mobile Phone MB3892 sDESCRIPTION
sFEATURES
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● : VB = 2.85 V to 5.5 V : EXTVCC = 3.0 V to 6.5 V : 100 µA (Max.) Low power consumption current during standby Built-in low-saturation voltage type series regulator Built-in power-on reset function Built-in serial control function Built-in operation Amp. for charge control of Lithium ion battery Special power off function (To prevent battery discharge, this function controls the power consumption current of main IC under 11 µA (typ.) on the shipment.) s PACKAGE 80-pin plastic LQFP (FPT-80P-M17) MB3892 s PIN ASSIGNMENT (TOP VIEW) Power control + Charge control 60 : D/AOUT4 59 : IPOFF 58 : VB4 57 : VBDET 56 : 3VDET 55 : GND6 54 : EXTS 53 : VA 52 : EXTVCC 51 : CHGDET 50 : CHGOUT 49 : CHGV 48 : BATT 47 : CHGI 46 : VBH 45 : VB3 44 : CHGBAT 43 : GND5 42 : RFOUT1 41 : RFCTL1 D/A RFREG1 to RFREG4, RFREG6 D/AOUT3 : 61 D/AOUT2 : 62 D/AOUT1 : 63 GND7 : 64 D/ARE...
