TDK iEA Series manual 34/41

Data Sheet: Belleta® iEA Series –Single Output Eighth Brick

Electrical Characteristics (continued):

iEA48025A012V-000 through -015: 1.2V, 25A Output

Output Voltage (V)

1.25

1.2

1

20 25 30 35

Output Current (A)

Vin = 36V Vin = 48V Vin = 75V

iEA48025A012V-000 Typical Output Current Limit Characteristics vs. Input Voltage at Ta=25 degrees.

	1.6
	1.4
(A)	1.2
Current	1
	0.8
Input	0.6
	0.4
	0.2
	0

27 32 37 41 46 51 56 61 65 70 75

Input Voltage (V)

Io_min = 1.3A Io_mid = 12.6A Io_max = 25.2A

iEA48025A012V-000 Typical Input Current vs. Input Voltage Characteristics

iEA48025A012V-000 Typical Output Ripple at nominal input voltage and full load at Ta=25 degrees

	1.4
(V)	1.2
	1
Voltage
	0.8
	0.6
Output
	0.4
	0.2
	0
	27	32	37	41	46	51	56	61	65	70	75

Input Voltage (V)

Io_min = 1.3A Io_mid = 12.6A Io_max = 25.2A

iEA48025A012V-000 Typical Output Voltage vs. Input Voltage Characteristics

	%	Trim	%	Trim Up
		Down
	Change		Change	Resistor
		Resistor
	of Vout		of Vout	(Kohm)
		(Kohm)
-5%		18K	+5%	20K
-10%		8K	+10%	10K

e.g. trim up 5%

	100	
Rup := 			⋅K
	5	

iEA48025A012V-000 Calculated resistor values for output voltage adjustment

©2004 TDK Innoveta® Inc.		￿ (877) 498-0099
iEAFullDatasheet 032707 3/29/2007	Revision 2.0	34/41