TDK iEA Series manual 15/41

Data Sheet: Belleta® iEA Series –Single Output Eighth Brick
Electrical Data:
iEA48020A033V-000 through -015: 3.3V, 20A Output
Characteristic	Min	Typ	Max	Unit	Notes & Conditions
Output Voltage Initial Setpoint	3.25	3.3	3.35	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	---	89.5	---	%	Vin=Vin,nom; Io=Io,max; Tc = 25˚C
Line Regulation	---	2	7	mV	Vin=Vin,min to Vin,max
Load Regulation	---	3	8	mV	Io=Io,min to Io,max
Temperature Regulation	---	15	60	mV	Tc=Tc,min to Tc,max
					At loads less than Io,min the module will
Output Current	1.5	---	20	A	continue to regulate the output voltage, but
					the output ripple may increase
Output Current Limiting Threshold	---	29	---	A	Vo = 0.9*Vo,nom, Tc<Tc,max
Short Circuit Current	---	20	---	A	Vo = 0.25V, Tc = 25˚C
	---	35	100	mVpp	Measured across one 1.0 uF ceramic
Output Ripple and Noise Voltage					capacitor and a 10uF tantalum capacitor –
					see input/output ripple measurement figure;
	---	11	---	mVrms	BW = 20MHz
Output Voltage Adjustment Range	90	---	110	%Vo,nom	The trim range is reduced to 105% when
					the input voltage is below 40V.
Output Voltage Sense Range	---	---	10	%Vo,nom	The sense range is reduced to 5% when the
					input voltage is below 40V.
Dynamic Response:	---	90	---		di/dt = 0.1A/uS, Vin=Vin,nom; load step
Recovery Time				uS
					from 50% to 75% of Io,max
Transient Voltage	---	180	---	mV
Output Voltage Overshoot during startup	---	---	165	mV	Vin=Vin,nom; Io=Io,max,Tc=25˚C
Switching Frequency	---	400	---	kHz	Fixed
Output Over Voltage Protection	3.75	---	4.4	V
External Load Capacitance	100	---	5000&	uF	Recommend TDK part C3225X5R0J107MT
Isolation Capacitance	---	1000	---	pF
Isolation Resistance	10	---	---	MP
Vref		1.225		V	Required for trim calculation

& Contact TDK Innoveta for applications that require additional capacitance or very low esr

©2004 TDK Innoveta® Inc.		￿ (877) 498-0099
iEAFullDatasheet 032707 3/29/2007	Revision 2.0	15/41