TDK iHA48040A033V* specifications + 5% +

Data Sheet: Veta® iHA48040A033V*, 3.3V/40A Output Half Brick Series

Electrical Characteristics (continued):

iHA48040A033V-001 Current Limit

Ta = 25 Deg C.

	4
(V)	3
tpu t Voltage
	2
	1
O u	0
	5	10	15	20	25	30	35	40	45	50

Output Current (A)

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

iHA48040A033V-001 Typical Output Current Limit Characteristics vs. Input Voltage at Ta=25 degrees.

iHA48040A033V-001 Typical Output Ripple at nominal Input voltage and full load with external capacitors 47uF+1uF+0.1uF at Ta=25 degrees

Input Current Vs. Input Voltage

Ta = 25 Deg C.

	5
(A)	4
Current	3
	2
Input	1
	0
	30	35	40	45	50	55	60	65	70	75

Input Voltage (V)

Io_min = 4.02A Io_mid = 20.12A Io_max = 40.04A

iHA48040A033V-001 Typical Input Current vs. Input Voltage Characteristics at Ta=25 degrees.

Output Voltage Vs. Input Voltage

	4
(V)	3
Voltage	2
	Vin decreasing		Vin increasing
Output
	turn-on		turn-off
	1
	0
	76	78	80

Input Voltage (V)

iHA48040A033V-001 Typical Output Voltage vs. Input Voltage Turn-on / Turn-off Characteristics – high voltage at Ta=25 degrees.

Output Voltage Vs. Input Voltage

Ta = 25 Deg C.

	4
(V )	3
ltage
	2	Vin decreasing		Vin increasing
V o		turn-off		turn-on
tp u t	1
O u	0
	30	32	34	36	38

Input Voltage (V)

Io_min = 4.02A Io_mid = 20.12A Io_max = 40.04A

iHA48040A033V-001 Typical Output Voltage vs. Input Voltage Turn-on / Turn-off Characteristics – low voltage at Ta=25 degrees.

	%		Trim			%		Trim Up
	Change		Down			Change		Resistor
	of Vout		Resistor			of Vout		(Kohm)
			(Kohm)
-3%			31.33K			+3%		57.16K
-5%				18K		+5%		34.57K
-10%				8K		+10%		17.63K
e.g. trim up 5%
		⎡ 3.3		⎤
		⎢	−	2⎥ ⋅ (1	+ 5%) + 1
Rup =		⎣1.225		⎦			= 34.57 (kΩ)
				5%

iHA48040A033V-001 Calculated resistor values for output voltage adjustment

©2007 TDK Innoveta Inc.	' (877) 498-0099
iHA Datasheet 040207	8/17