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L3383-XX-AF5-R 数据表(PDF) 6 Page - Unisonic Technologies

部件名 L3383-XX-AF5-R
功能描述  PFM CONTROLLED, STEP-UP DC/DC CONVERTERS (VARIABLE DUTY RATIO)
PDF  14 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

L3383-XX-AF5-R 数据表(HTML) 6 Page - Unisonic Technologies

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L3383
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
6 of 14
www.unisonic.com.tw
QW-R502-032,E
ELECTRICAL CHARACTRISTICS(Cont.)
UTC L3383-3.0V
(IOUT=30mA)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output Voltage
VOUT
L, SD, CL etc. connected
2.925 3.000 3.075
V
Maximum Input Voltage
VIN
10
V
Oscillation Start-up Voltage
VST
IOUT=1mA
0.80
0.90
V
Oscillation Hold Voltage
VHLD
IOUT=1mA
0.70
V
Lx Limit Voltage
VLxLMT Same as IDD. Fosc>Fosc1×2
0.7
1.1
V
No-Load Input Current
IIN
IOUT=0mA (Note 1)
4.6
9.3
µA
Supply Current 1(Note 2)
IDD1
VIN=VOUT×0.95
19.7
39.4
µA
Supply Current 2
IDD2
VIN=VOUT+0.5V
2.1
4.2
µA
Lx Leakage Current
ILXL
No external components, VOUT=VLx=10V.
1.0
µA
Lx Switch-On Resistance
RSWON Same as IDD1. VLx=0.4V
5.2
7.9
Ω
Duty Ratio 1
DTY1
Same as IDD1. Measuring of Lx waveform
70
75
80
%
Duty Ratio 2
DTY2
IOUT=1mA. Measuring of Lx on-time
40
45
50
%
Efficiency
EFFI
L, SD, CL etc. connected
80
%
Fosc1
Same as IDD1. 75% duty
150
180
210
kHz
Maximum Oscillation Frequency
Fosc2
Same as IDD1. 45% duty
100
120
130
kHz
For 5-Pins package Only
High
VCEH
Same as IDD1.
Existence of Lx Oscillation.
0.75
V
CE Voltage
Low
VCEL
Same as IDD1.
Disappearance of Lx Oscillation
0.20
V
High
ICEH
Same as IDD1. VCE=VOUT×0.95
0.25
µA
CE ”High” Current
Low
ICEL
Same as IDD1. VCE=0V
-0.25
µA
Stand-by Current
ISTB
Same as IDD1.
0.5
µA
UTC L3383-3.1V
(IOUT=30mA)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output Voltage
VOUT
L, SD, CL etc. connected
3.023 3.100 3.178
V
Maximum Input Voltage
VIN
10
V
Oscillation Start-up Voltage
VST
IOUT=1mA
0.80
0.90
V
Oscillation Hold Voltage
VHLD
IOUT=1mA
0.70
V
Lx Limit Voltage
VLxLMT Same as IDD. Fosc>Fosc1×2
0.7
1.1
V
No-Load Input Current
IIN
IOUT=0mA (Note 1)
4.635 9.365
µA
Supply Current 1(Note 2)
IDD1
VIN=VOUT×0.95
20.3
40.6
µA
Supply Current 2
IDD2
VIN=VOUT+0.5V
2.115
4.23
µA
Lx Leakage Current
ILXL
No external components, VOUT=VLx=10V.
1.0
µA
Lx Switch-On Resistance
RSWON Same as IDD1. VLx=0.4V
5.08
7.72
Ω
Duty Ratio 1
DTY1
Same as IDD1, Measuring of Lx waveform
70
75
80
%
Duty Ratio 2
DTY2
IOUT=1mA. Measuring of Lx on-time
40
45
50
%
Efficiency
EFFI
L, SD, CL etc. connected
80
%
Fosc1 Same as IDD1. 75% duty
150
180
210
kHz
Maximum Oscillation Frequency
Fosc2 Same as IDD1. 45% duty
100
120
130
kHz
For 5-Pins package Only
High
VCEH
Same as IDD1.
Existence of Lx Oscillation.
0.75
V
CE Voltage
Low
VCEL
Same as IDD1.
Disappearance of Lx Oscillation
0.20
V
High
ICEH
Same as IDD1. VCE=VOUT×0.95
0.25
µA
CE ”High” Current
Low
ICEL
Same as IDD1. VCE=0V
-0.25
µA
Stand-by Current
ISTB
Same as IDD1.
0.5
µA



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