Data sheet: veta, Electrical characteristics – TDK Veta iHA48040A033V* User Manual
Page 7
Data Sheet: Veta
iHA48040A033V*, 3.3V/40A Output Half Brick Series
©2007 TDK Innoveta Inc.
iHA Datasheet 040207
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(877) 498-0099
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Electrical Characteristics:
iHA48040A033V-001 Efficiency
70
75
80
85
90
95
0
4
8
12
16
20
24
28
32
36
40
Output Current (A)
Efficiency,
η
(%)
Vin = 36V
Vin = 48V
Vin = 75V
Ta = 25 Deg C.
iHA48040A033V-001 Power Dissipation
0
2
4
6
8
10
12
14
0
4
8
12
16
20
24
28
32
36
40
Output Current (A)
Power Dissipation (W)
Vin = 36V
Vin = 48V
Vin = 75V
Ta = 25 Deg C.
iHA48040A033V-001 Typical Efficiency vs. Output
Current at Ta=25 degrees.
iHA48040A033V-001 Typical Power Dissipation vs.
Output current at Ta=25 degrees
iHA48040A033V-001 Load Regulation
3.3006
3.3008
3.301
3.3012
3.3014
3.3016
3.3018
3.302
4
8
12
16
20
24
28
32
36
40
Output Current (A)
Output Voltage (V)
Vin = 36V
Vin = 48V
Vin = 75V
Ta = 25 Deg C.
iHA48040A033V-001 Typical Output Voltage vs. Load
Current at Ta = 25 degrees
iHA48040A033V-001 Typical startup characteristic
from on/off at full load. Upper trace - on/off signal,
lower trace – output voltage
iHA48040A033V-001 Typical startup characteristic
from input voltage application at full load. Upper trace -
input voltage, lower trace – output voltage
iHA48040A033V-001 Typical transient response.
Load step from 50% to 75% of full load with 0.1A/uS.
Lower trace – output current , upper trace – output
voltage