BD83850GWL
Electrical Characteristics (Unless otherwise specified VIN=3.7V Ta=25°C)
Standard value
Parameter
【Power Supply】
Symbol
Unit
Conditions
MIN
TYP
MAX
Input Voltage Range
VIN
2.5
-
4.5
V
V
V
V
UVLO Detect Voltage
UVLO UnDetect Voltage
UVLO Hysteresis Voltage
VUVLO1
VUVLO2
VHYS
2.20
2.26
2.39
0.13
-
2.50
-
-
-
【Soft Start Sequence】
VOUTP Soft Start Time
VOUTN Soft Start Time
tSSVP
tSSVN
0.4
3.7
0.5
4.1
1.0
4.6
ms
ms
CVOP=4.7µF+4.7µF
CVON=4.7µF+6.8µF
【Boost Converter】
LX Switching Frequency
LX OCP Current
fSWLX
OCPLXL
VVREG
0.90
0.6
1.00
-
1.10
-
MHz
A
VREG Output Voltage
VREGUVLO Voltage 1
VREGUVLO Voltage 2
5.10
1.9
5.25
2.1
4.55
5.40
2.3
4.75
V
VRUVLO1
VRUVLO2
V
Among Soft Start Operation
4.35
V
【Output VOUTP】
Output Voltage
VOUTP
VOUTPAQ
IOUTP
4.900
5.000
5.100
V
%
Output Voltage Accuracy
Maximum Output Current
Line Regulation
-2
-
-
2
50
-
-
mA
%/V
mV
Ω
VOPLINE
VOPLOAD
ROPDIS
-
0.1
10
40
Iout=10mA
Iout=50mA
VREG=5.25V
Load Regulation
-
-
Discharge Resistor
20
80
【Output VOUTN】
CP Switching Frequency
Output Voltage
fSWCP
VOUTN
VOUTNAQ
IOUTN
450
500
-5.000
-
550
kHz
V
-5.100
-4.900
Output Voltage Accuracy
Maximum Output Current
Line Regulation
-2
-
2
50
-
%
-
mA
%/V
mV
Ω
VONLINE
VONLOAD
RONDIS
-
0.1
10
Iout=10mA
Iout=50mA
VREG=5.25V
Load Regulation
-
-
Discharge Resistor
10
20
40
【STBYP,STBYN】
Active
VSTBH
VSTBL
RSTB1
1.5
-0.3
500
-
-
VIN
0.3
V
V
STBY pin
Control voltage
Non-active
STBY pin pull down resistance
800
1100
kΩ
【Circuit current】
Standby current
ISTB
IDD
-
0
1
µA
STBYP=STBYN=L
STBYP=STBYN=H
VOUTP IL=0,VOUTN IL=0
Circuit current of operation VIN
1.3
2.5
5.0
mA
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TSZ22111 • 15 • 001
TSZ02201-0242AAJ00160-1-2
28.Jan.2015 Rev. 001
5/19