TDK Powereta iQP48070A033 Specifications - page 5
Data Sheet: Powereta
TM
iQP Series –Single Output Quarter Brick
©2006 TDK Innoveta Inc.
iQP 3.3V/70A Datasheet 8/3/2006
℡
(877) 498-0099
5/15
Electrical Data:
iQP48070A033V-000 through -0x9: 3.3V, 70A, 231W Output
Characteristic
Min
Typ
Max
Unit
Notes & Conditions
Output Voltage Initial Setpoint
3.23
3.3
3.37
Vdc
Vin=Vin,nom; Io=Io,max; Tc = 25˚C
Output Voltage Tolerance
3.20
3.3
3.40
Vdc
Over all rated input voltage, load, and
temperature conditions to end of life
Efficiency
---
91.5
---
%
Vin=Vin,nom; Io=Io,max; Tc = 25˚C
Line Regulation
---
1
6.6
mV
Vin=Vin,min to Vin,max, Io and Tc fixed
Load Regulation
---
1
6.6
mV
Io=Io,min to Io,max, Vin and Tc fixed
Temperature Regulation
---
7
60
mV
Tc=Tc,min to Tc,max, Vin and Io fixed
Output Current
7
---
70
A
At Io
regulate the output voltage, but the load
transient performance may degrade slightly
Output Current Limiting Threshold
---
77.5
---
A
Vo = 0.9*Vo,nom, Tc Short Circuit Current --- 1 --- A Vo = 0.25V, Tc = 25 --- 40 80 mVpp Output Ripple and Noise Voltage --- 8 --- mVrms Vin=48V, Io ≥ Io,min, Tc=25˚C. Measured across one 0.1uF, one 1.0 uF, and one 47uF ceramic capacitors, and one 1000uF electrolytic capacitor located 2 inches away – see input/output ripple measurement figure; BW = 20MHz Output Voltage Adjustment Range 80 --- 110 %Vo,nom Vin ≥ 38V for trim-up operation Output Voltage Sense Range --- --- 10 %Vo,nom Dynamic Response: Recovery Time to 10% of Peak Deviation Transient Voltage --- --- 500 200 --- --- µS mV di/dt = 0.1A/uS, Vin=Vin,nom; load step from 50% to 75% of Io,max, Tc=25˚C with at least one 1.0 uF, one 47uF ceramic capacitors, and one 1000uF electrolytic capacitor across the output terminals Output Voltage Overshoot during startup 0 0 --- mV Vin=Vin,nom; Io=Io,max,Tc=25˚C Switching Frequency --- 135 --- kHz Fixed Output Over Voltage Protection 3.8* 4.08 4.4* V External Load Capacitance 1000 --- 40,000 † uF Cext,min required for the 100% load dump. Minimum ESR > 2 m Ω Isolation Capacitance --- 1000 --- pF Isolation Resistance 15 --- --- MΩ Vref 1.225 V Required for trim calculation * Engineering Estimate † Contact TDK Innoveta for applications that require additional capacitance or very low ESR