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UC3383L-27-AF5-R 数据表(PDF) 7 Page - Unisonic Technologies

部件名 UC3383L-27-AF5-R
功能描述  PFM CONTROLLED, STEP-UP DC/DC CONVERTERS
PDF  14 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

UC3383L-27-AF5-R 数据表(HTML) 7 Page - Unisonic Technologies

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UC3383
CMOS IC
UNISONIC TECHNOLOGIES CO., LTD
7 of 14
www.unisonic.com.tw
QW-R502-032.L
ELECT RI CAL CH ARACT RI ST I CS (Cont .)
UTC UC3383-3.2V
(IOUT=30mA)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output Voltage
VOUT
L, SD, CL etc. connected
3.120
3.200
3.280
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)
4.67
9.34
μA
Supply Current 1(Note 2)
IDD1
VIN=VOUT×0.95
20.9
41.8
μA
Supply Current 2
IDD2
VIN=VOUT+0.5V
2.13
4.26
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
4.96
7.54
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
100
120
130
kHz
Maximum Oscillation Frequency
Fosc2
Same as IDD1. 45% duty
150
180
210
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 UC3383-3.3V
(IOUT=30mA)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output Voltage
VOUT
L, SD, CL etc. connected
3.218
3.300
3.383
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)
4.705
9.41
μA
Supply Current 1(Note 2)
IDD1
VIN=VOUT×0.95
21.5
43
μA
Supply Current 2
IDD2
VIN=VOUT+0.5V
2.145
4.29
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
4.84
7.36
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
100
120
130
kHz
Maximum Oscillation Frequency
Fosc2
Same as IDD1. 45% duty
150
180
210
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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