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參數(shù)資料
| 型號(hào)： | 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(yè)數(shù)： | 16/40頁(yè) |
| 文件大小： | 503K |
| 代理商： | MB3892PFF |
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MB3892
16
Speaker Amp.
(Ta
=
+
25
°
C, VB
=
V30R
=
3.6 V, f
=
1 kHz)
* : Standard design value
Parameter
Symbol Pin No.
Conditions
Value
Unit
Min.
Typ.
Max.
Receiver
Amp.
Voltage gain
A
V1
25
Single drive, INV input
FB
=
4.7 k
,
FB to OUTA
=
15 k
BTL drive, INV input
FB
=
4.7 k
,
FB to OUTA
=
15 k
8.1
10.1
12.1
dB
A
V2
25, 26
14.1
16.1
18.1
dB
Open-ended
voltage gain
A
VO
25, 26
f
≤
100 Hz
80*
dB
Output power
P
O1
25, 26
V30R
=
3.6 V,
OUTA to OUTB
=
32
,
THD
=
%
V30R
=
2.85 V,
OUTA to OUTB
=
32
,
THD
=
10
%
OUTA to OUTB
=
no load
60
90
mW
P
O2
25, 26
30
45
mW
Output voltage
V
O
25, 26
3.8
5.5
V
Offset voltage
between output
Total harmonic
distorition rate
Ripple rejection
V
OO
25, 26
50
50
mV
THD
25, 26
P
O
=
25 mW
0.5
1.0
%
R.R
25, 26
45*
0.1
dB
Rise time
T
R
25, 26
BP
=
1 V, BP
=
4.7
μ
F
BTL drive, INV input
FB
=
4.7 k
,
FB to SPOUTA
=
15 k
s
Loud
speaker
Amp.
Voltage gain
A
V
22, 23
14.1
16.1
18.1
dB
Open-ended
voltage gain
A
VO
22, 23
f
≤
100 Hz
80*
dB
Output power
P
O1
22, 23
V30R
=
3.6 V, SPOUTA to
SPOUTB
=
8
, THD
=
10
%
V30R
=
2.85 V, SPOUTA to
SPOUTB
=
8
,
THD
=
10
%
SPOUTA to SPOUTB
=
no load
160
260
mW
P
O2
22, 23
50
110
mW
Output voltage
V
O
22, 23
3.8
5.5
V
Offset voltage
between output
V
OO
22, 23
50
50
mV
Overall harmonic
distorition rate
Ripple rejection
THD
22, 23
P
O
=
60 mW
0.5
1.0
%
R.R
22, 23
20
45*
30
0.1
dB
Rise time
T
R
22, 23
BP
=
1 V, BP
=
4.7
μ
F
s
Speaker
Amp.
Input impedance
R
IN
19, 20
50
k
Standby supply
current
I
CC1
21
0
10
μ
A
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