參數(shù)資料
型號(hào): BH3890FV
廠商: Rohm CO.,LTD.
英文描述: Charging control driver IC for Portable telephone BH3890FV
中文描述: 用于便攜電話充電控制驅(qū)動(dòng)器IC BH3890FV
文件頁數(shù): 2/3頁
文件大?。?/td> 298K
代理商: BH3890FV
Application circuit
Electrical Characteristics
IORMAX
VOR
RRR
VOB
RRB
VOB1
VOB2
VCCST
10
4.35
30
4.15
30
Maximum output current
<CHARGE> (CHG1=OFF, CHG2=ON)
Output voltage
Ripple rejection rate
Control voltage
Ripple rejection rate
Load regulation
Input voltage stability
Starting up voltage
<REG> (CHG1=ON, CHG2=OFF)
15
4.45
40
4.20
40
5
5
20
4.55
4.25
30
3.5
30
mA
V
dB
mV
V
dB
mV
V
VCC (VOC20.4V)
VR=–30dBV, fR=100Hz, IO=5mA
VOR4.0V
VR=–20dBV, fR=100Hz, IO=100mA
IO=1~800mA
IO=100mA
VCC=5.0~6.0V, IO=100mA
RRC
30
Ripple rejection rate
40
dB
VR=–20dBV, fR=100Hz, VBATVH=4.215V,
VBATV=4.2V
IO=5mA
Conditions
Symbol
Unit
Min.
Max.
IQ4
VOC1
VOC2
LINC
IQ1
IQ2
IQ3
Parameter
2.37
0.44
12.7
Output voltage 2
Coefficient of output
voltage inclination
Output voltage 1
Typ.
0
2.57
0.54
13.5
530
1.0
1.4
5
2.77
0.64
14.3
800
1.7
2.1
μA
V
mA
mA
V
CHG1=OFF, CHG2=OFF
CHG1=ON, REG=No load
CHG2=ON, CHARGE section=No load
CHG1=OFF, CHG2=OFF, Vcc=0V BATV=4.0V
VBATVH–VBATV=150mV
VBATVH–VBATV=0V
LINC=(VOC1–VOC2) / 0.15
<BATV circuit current> (Current influx into BATV terminal )
Circuit current 4
<CURRENT>
<VCC circuit current>
Circuit current 1
Circuit current 2
Circuit current 3
μA
(Unless otherwise noted, Ta=25C, Vcc= 5.5V, BPF=20 ~ 20kHz)
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