參數(shù)資料
型號： MB3892PFF
廠商： FUJITSU LTD
元件分類： 電源管理
英文描述： Power Management IC for Mobile Phone
中文描述： 1-CHANNEL POWER SUPPLY SUPPORT CKT, PQFP80
封裝： PLASTIC, LQFP-80
文件頁數(shù)： 8/40頁
文件大小： 503K
代理商： MB3892PFF
MB3892
8
Speaker Amp.
+
+
+
26
18
25
+
+
23
22
19
20
PDSP
PDRCV
ON/
OFF
BP
BIAS
4.7
μ
F
18 k
5 k
CHOISE
PDSP
IN
FB
L
L
H
H
L
H
OUTB
OUTA
PDSP
30
k
30 k
10 k
Receiver Amp.
32
10 k
5 k
SPOUTB
BUZZSEL
Rfb
Rfb
Rin
Cin
SPOUTA
30
k
30 k
10 k
8
10 k
24 k
L
H
PDRCV
PDSP
CHOISE
×
H
BUZZSEL
×
L
Operating Amp.
Receiver Amp.
Operation mode
L
L
Standby
H
L
Receiver (BTL drive)
H
L
L
L
Receiver Amp.
Earphone mode (single drive)
L
H
H
L
Loudspeaker Amp. Loudspeaker Amp. (BTL drive)
L
H
L
H
Loudspeaker Amp. Short wave form output (open collector)
H
H
×
L
Loudspeaker Amp.
When both of PDRCV/PDSP is “H” level,
the operation of loudspeaker Amp. has
priority.
Loudspeaker Amp.
相關(guān)PDF資料
PDF描述
MB3892 Power Management IC for Mobile Phone
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