TDK iEA Series manual 25/41

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

Electrical Characteristics:

iEA48025A018V-000 through -015: 1.8V, 25A Output

	90
	88
(%)	86
	84
η	82
Efficiency,
	80
	78
	76
	74
	72
	70
	2	4.3	6.6	8.9	11.2	13.5	15.8	18.1	20.4	22.7	25

Output Current (A)

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

iEA48025A018V-000 Typical Efficiency vs. Input Voltage at Ta=25 degrees.

	1.83
(V)	1.82
Voltage	1.81
	1.8
Output	1.79
	1.78
	1.77
	2	4	7	9	11	14	16	18	20	23	25

Output Current (A)

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

iEA48025A018V-000 Typical Output Voltage vs. Load Current at Ta = 25 degrees

	12
(W)	10
Dissipation	8
	6
	4
Power
	2
	0
	2	4.3	6.6	8.9	11.2	13.5	15.8	18.1	20.4	22.7	25

Output Current (A)

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

iEA48025A018V-000 Typical Power Dissipation vs. Input Voltage at Ta=25 degrees

iEA48025A018V-001 Typical startup characteristic from on/off at full load. Ch1 - on/off signal, Ch 4 – output voltage

iEA48025A018V-000 Typical startup characteristic from input voltage application at full load. Ch1 - input voltage, Ch 4 – output voltage

iEA48025A018V-000 Typical transient response. Output voltage response to load step from 50% to 75% of full load with output current slew rate of 0.1A/uS.

©2004 TDK Innoveta® Inc.		￿ (877) 498-0099
iEAFullDatasheet 032707 3/29/2007	Revision 2.0	25/41