RNS/RND Series Data Sheet
10 W SMT DC-DC Converters
RNS03ZE : 3.3 V / 3.0 A
All specifications apply over input voltage, output load and temperature range, unless otherwise noted.
Parameter
Conditions/Description
Min
Nom
Max
Unit
Output Voltage
Setpoint Accuracy
Output Current *
Vo
Io
Vin.Nom, Io = 2.0 A, 25 ° C
Vin.Min to Vin.Max
3.27
0.3
3.30
3.33
3.0
VDC
ADC
Line Regulation
Vin.Min to Vin.Max, 50%
50
mV
Io.Max
Load Regulation
Dynamic Regulation
Peak Deviation
Settling Time
Vin.Nom, Io.Min to Io.Max
25-75% Io.Max load step
change.
to 1% error band
120
300
300
mV
± mV
μ s
Output Voltage Ripple
Vr
Vin.Min to Vin.Max, Io.Min to
50
70
mVp-p
Io Max, 20 MHz Bandwidth
Admissible Load
Capacitance
Comax
Io.Max, Vin.Nom
15,000
μ F
Output Current Limit
Icl
Vout ≤ 0.90 Vo.Nom
110
140
%Io.Max
Threshold
Switching Frequency
Temperature
Coefficient
Fs
Tco
Vin.Nom, Io.Max
400
0.02
kHz
%Vo/ ° C
Trim Range
Vt
Io.Min to Io.Max, Vin.Min to
2.3
4.0
Vo
Vin.Max
?
At Iout<Iout.Min, the output may contain low frequency component that exceeds ripple specifications. The output voltage
may rise to a maximum of 4.0V.
Typical Characteristic Curves
Vout (V)
4.50
4.00
3.50
3.00
2.50
2.00
1.50
1.00
0.50
0.00
Output Voltage Vs Load
Vin Min
Vin Nom
Vin Max
Iout (A)
Efficiency
90.00%
80.00%
70.00%
60.00%
50.00%
40.00%
30.00%
20.00%
10.00%
0.00%
Efficiency Vs Load
Vin Min
Vin Nom
Vin Max
Iout (A)
BCD.00038 Rev. AA, 28-Mar-2012
Page 6 of 24
www.power-one.com
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