TDK iQA Series manual 12/19

Advance Data Sheet: Dualeta™ iQA Series – Dual Quarter Brick

Electrical Characteristics (continued):

iQA48015A050M: 5V/3.3V, 15A Output
	6											3.5
	5											3
(V)	4										(V)	2.5
Vo1	3										Vo2	2
Output											Output	1.5
	2
												1
	1											0.5
	0											0
	25	30	35	40	45	50	55	60	65	70	75	25	30	35	40	45	50	55	60	65	70	75
					Input Voltage (V)											Input Voltage (V)
	Io1 = Io2 = 0A				Io1 = Io2 = 3.75A				Io1 = Io2 = 7.5A			Io1 = Io2 = 0A			Io1 = Io2 = 3.75A				Io1 = Io2 = 7.5A

Typical Vo1 Output Voltage vs. Input Voltage Characteristics

Typical Vo2 Output Voltage vs. Input Voltage Characteristics

Trim up – independent trim																Trim down – independent trim
	Vout1 (V)			5.15			5.25				5.35	5.5				Vout1 (V)				4.5			3.3		2.5	1.8
	Trim from			3%			5%				7%	10%				Trim from				10%			34%		50%	64%
	nominal (%Vo)															nominal (%Vo)
	Rup1 (kΩ)			318			194				141	101				Rdown1 (kΩ)				26			4.8		2.0	0.69
Rup1 is connected				between			Trim1 and				Vout1.					Rdown1 is connected				between			Trim1 and RTN.
	Vout2 (V)			3.63			4.0				4.5	5				Vout2 (V)				2.97			2.5		1.8	1.5
	Trim from			10%			21%				36%	52%				Trim from				10%			24%		45%	55%
	nominal (%Vo)															nominal (%Vo)
	Rup2 (kΩ)			55			28				18	14				Rdown2 (kΩ)				26			8.5		2.7	1.5
Rup2 is connected				between			Trim2 and				Vout2.					Rdown2 is connected				between			Trim2 and RTN.
	 3.01Vonom ⋅(100 + %Vo)								301 + 4.01 ⋅(%Vo) 									301 − 4.01 ⋅(%Vo)				⋅1000
													
								−						⋅1000		Rdown =
Rup = 		1.225 ⋅(%Vo)									%Vo								%Vo
Trim up resistor values for output voltage adjustment –																Trim down resistor values for output voltage adjustment –
standard wide trim version.																standard wide trim version.
Trim up – tracking trim option
	Trim from		+1			+2				+3		+4			+5		+6		+7		+8			+9		+10
	nominal (%)
	Rup (kΩ)		50			23				14		9.2			6.4		4.5		3.1		2.1			1.3		0
Rup is connected			between		Trim and					RTN.
Trim down – tracking trim option
	Trim from		-1			-2				-3		-4			-5		-6		-7		-8			-9		-10
	nominal (%)
	Rdown (kΩ)		67			30				17		11			7.8		5.4		3.7		2.4			1.4		0

Rdown is connected between Trim and Vout2.

Trim resistor values for output voltage adjustment – tracking trim option.

©2002-2005 TDK Innoveta Inc.	℡ (877) 498-0099	12/19
iQAFullDatasheet080505 2.doc 8/3/2006