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YEV09T20 20A DC-DC POL Converter
4.5V to 13.8V Input ? 0.59V to 5.1V Output
Data Sheet
Parameter
Output Current (I OUT )
Conditions/Description
V IN MIN to V IN MAX
Min
0
Nom
Max
20
Units
ADC
Turn-On Delay Time
1
POL is Enabled
Turn-On Delay Time 1
POL is Disabled. V IN =12V
Rise Time 1
C OUT =0 μF, Resistive Load
Admissible Output Capacitance
ON/OFF pin is pulled high
From V IN =V IN MIN to V OUT =0.1*V OUT.SET
From ON/OFF pin changing its state
from low to high until V OUT =0.1*V OUT.SET
From V OUT =0.1*V OUT.SET to
V OUT =0.9*V OUT.SET
I OUT =I OUT MAX , Resistive load, ESR>1m ?
0.9
0.5
1.0
2,800
ms
ms
ms
μF
__________________________
1
Total start-up time is the sum of the turn-on delay time and the rise time
4.3
Protection Specifications
Parameter
Conditions/Description
Min
Nom
Max
Units
Output Overcurrent Protection
Type
Auto-Restart
Inception Point
Output Short Circuit
Current (RMS value)
V OUT =3.3V, R OUT <0.01 ?
120
170
5
200
%I OUT
A
Output Overvoltage Protection
Type
Auto-Restart
Threshold
I OUT =I OUT MAX , room temperature
112
115
118
%V O.SET
Power Good Signal (PGOOD pin)
Logic
Low Output Voltage
V OUT is inside the PG window
V OUT is outside the PG window
I SINK =5mA
High
Low
0.35
N/A
VDC
High Output Voltage
Sink Current
I SOURCE =2mA
PGOOD is low
2.4
6
10
VDC
mADC
4.4
Feature Specifications
Parameter
Conditions/Description
Min
Nom
Max
Units
Enable (ON/OFF pin)
ON/OFF Logic
Positive (enables the output when ON/OFF pin is open or pulled high)
N/A
ON/OFF High Input Voltage
ON/OFF High Input Current
ON/OFF Low Input Voltage
ON/OFF Low Input Current
POL is ON
POL is ON
POL is OFF
POL is OFF
2.4
-0.3
5.5
1.0
0.4
0.55
VDC
mADC
VDC
μADC
Remote Voltage Sense (+VS and –VS pins)
Voltage Drop Compensation
1
200
mV
1
The output voltage measured directly between Vout and GND pins shall never exceed 5.1V
ZD-02093 Rev. 1.2, 18-Jun-10
www.power-one.com
Page 4 of 12
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