MB3829 Datasheet, PDF (9/24 Pages) Fujitsu Component Limited. – System Power Supply IC for Mobile Telephone

MB3829
RECOMMENDED OPERATING CONDITIONS(2)
Parameter
Symbol
Condition
Value
Unit
Min.
Typ.
Max.
Control input voltage
V_I
—
0
Power
supply
control
section
Output current
Backup current
I_O1 to I_O3
—
- 50
I_O4
—
- 10
I_BATT1
—
—
CLR input pulse width
T_CLR
—
200
OFF input pulse width
T_OFF CT3 = 2.2 mF, RT3 = 1MW
10
ON2 input pulse width
T_ON2
—
10
ON setting
time setup
Capacitance
C_T1
—
—
Resistance
R_T1
—
—
Momentary
Capacitance
C_T3
—
—
power - loss
time setup
Resistance
R_T3
—
—
Speaker
amplifier
section
Control input voltage
Amplifier input voltage
Load resistance
V_I
—
0
V_IN
—
0.3
R_L
—
8
Gain setting range
AV
When Non - INV input
6
—
V_CC
V
—
—
mA
—
—
mA
—
200
mA
—
—
ns
—
—
ms
—
—
ms
1.5
—
mF
1
—
MW
2.2
—
mF
1
—
MW
—
V_CC
V
—
V_CC - 0.8
V
32
200
W
24
36
dB
When INV input
- 26
- 20
36
dB
Sounder
section
Control input voltage
Output current
Voltage
monitoring
section
RESET output current
Reset/hold time setup capacitance
Clock monitoring time setup
capacitance
Clock monitoring time setting
V_I
I_O1
I_O2
I_O3
I_OL, I_OH
C_TP
C_TW
T_WD
—
Duty = 50%
Duty = 50%
Duty = 50%
—
—
—
—
0
—
V_CC
V
—
—
200
mA
—
—
100
mA
—
—
50
mA
-3
—
3
mA
0.001
—
10
mF
0.001
—
1
mF
0.1
—
1500
ms
Note: The recommended operating conditions are the recommended values guaranteeing normal LSI operations. The specified
values for electrical characteristics are guaranteed when the conditions in the ”Condition” column, as well as the recommended
operating conditions, are met.
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