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UC3500L-XX-AF5-R 数据表(PDF) 4 Page - Unisonic Technologies

部件名 UC3500L-XX-AF5-R
功能描述  HIGH EFFICIENCY VFM CONTROLLED STEP-UP DC/DC CONVERTER
PDF  12 Pages
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制造商  UTC [Unisonic Technologies]
网页  http://www.utc-ic.com
标志 UTC - Unisonic Technologies

UC3500L-XX-AF5-R 数据表(HTML) 4 Page - Unisonic Technologies

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UC3500
CMOS IC
UNISONICTECHNOLOGIESCO.,LTD
4 of 12
www.unisonic.com.tw
QW-R502-072.D
ABSOLUTE MAXIMUM RATING
PARAMETER
SYMBOL
RATINGS
UNIT
Output Voltage
VOUT
7
V
Input Voltage
VIN
7
V
LX Pin Voltage
VLX
7
V
LX Pin Output Current
ILX
Internally limited
Power Dissipation at 25°С
160
mW
Derating Rate Ta>25°С
SOT-23/SOT-25
PD
1.6
°С/mW
Operating Junction Temperature
TOPR
-25 ~ +85
°С
Storage Temperature
TSTG
-65 ~ +150
°С
Note: Absolute maximum ratings are those values beyond which the device could be permanently damaged.
Absolute maximum ratings are stress ratings only and functional device operation is not implied.
ELECTRICAL CHARACTERISTICS (Ta = 25°С, unless otherwise specified.)
UC3500-2.5V
(VIN = 1.4V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output Voltage
VOUT
IOUT = 10mA
2.4
2.5
2.6
V
IOUT = 0
0.7
1.1
V
Start-up Voltage (VIN-VF) (Note)
VSTART
IOUT = 1mA
0.8
1.2
V
IOUT = 0
0.4
0.6
V
Hold-on Voltage
VHOLD
IOUT = 1mA
0.3
0.5
V
Supply Current
ISUPPLY
IOUT = 0
18
µA
Internal Switch RDS(ON)
RLX
ILX = 100mA
760
mΩ
Internal Leakage Current
ILX(LEAK)
VLX = 4V, VOUT = 2.8V
0.1
0.3
µA
Maximum Oscillator Frequency
fOSC
IOUT = 10mA
150
KHz
Oscillator Duty Cycle
Dty
IOUT = 10mA
75
%
IOUT = 10mA
81
%
IOUT = 50mA
83
%
Efficiency
η
IOUT = 100mA
82
%
UC3500-2.7V
(VIN = 1.6V)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
TYP
MAX
UNIT
Output Voltage
VOUT
IOUT = 10mA
2.6
2.7
2.8
V
IOUT = 0
0.7
1.1
V
Start-up Voltage (VIN-VF) (Note)
VSTART
IOUT = 1mA
0.8
1.2
V
IOUT = 0
0.4
0.6
V
Hold-on Voltage
VHOLD
IOUT = 1mA
0.3
0.5
V
Supply Current
ISUPPLY
IOUT = 0
18
µA
Internal Switch RDS(ON)
RLX
ILX = 100mA
760
mΩ
Internal Leakage Current
ILX(LEAK)
VLX = 4V, VOUT = 3.0V
0.1
0.3
µA
Maximum Oscillator Frequency
fOSC
IOUT = 10mA
150
KHz
Oscillator Duty Cycle
Dty
IOUT = 10mA
75
%
IOUT = 10mA
82
%
IOUT = 50mA
83
%
Efficiency
η
IOUT = 100mA
82
%



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