RNS/RND Series Data Sheet
10 W SMT DC-DC Converters
Output Data
RNS01EE : 3.3 V / 1.5 A
All specifications apply over input voltage, output load and temperature of 25 ° C, unless otherwise noted.
Parameter
Conditions/Description
Min
Nom
Max
Unit
Output Voltage
Setpoint Accuracy
Output Current *
Line Regulation
Vo
Io
Vin.Nom, Io = 1.5 A, 25 ° C
Vin.Min to Vin.Max
Vin.Min to Vin.Max, 50%
3.27
0.15
3.30
25
3.33
1.5
70
VDC
ADC
mV
Io.Max
Load Regulation
Vin.Nom, Io.Min to Io.Max
35
90
mV
Dynamic Regulation
50-100% Io.Max load step
Peak Deviation
Settling Time
change.
to 1% error band
300
300
± mV
μ s
Output Voltage Ripple
Vr
Vin.Min to Vin.Max, Io.Min to
25
50
mVp-p
Io Max, 20 MHz Bandwidth
Admissible Load
Capacitance
Comax
Io.Max, Vin.Nom
2,200
μ F
Output Current Limit
Icl
Vout ≤ 0.90 Vo.Nom
110
150
%Io.Max
Threshold
Switching Frequency
Temperature
Coefficient
Fs
Tco
Vin.Nom, Io.Max
410
0.02
kHz
%Vo/ ° C
Trim Range
Vt
Io.Min to Io.Max, Vin.Min to
2.75
3.85
Vo
Vin.Max
* At Iout<Iout.Min, the output may contain low frequency component that exceeds ripple specifications.
Typical Characteristic Curves
Vout (V)
4.00
3.50
3.00
2.50
2.00
1.50
1.00
0.50
Output Voltage Vs Load
Vin Min
Vin Nom
Vin Max
Efficiency
90%
80%
70%
60%
50%
40%
30%
20%
10%
Efficiency Vs Load
Vin Min
Vin Nom
Vin Max
0.00
Iout (A)
0%
Iout (A)
BCD.00038 Rev. AA, 28-Mar-2012
Page 5 of 24
www.power-one.com
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