TDK iQA Series manual Absolute Maximum Ratings, Input Characteristics

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

Absolute Maximum Ratings:

Stress in excess of Absolute Maximum Ratings may cause permanent damage to the device.

Characteristic	Min	Max	Unit		Notes & Conditions
Continuous Input Voltage	-0.5	80	Vdc
Transient Input Voltage	---	100	Vdc	100mS max.
Isolation Voltage	---	1500	Vdc		Basic insulation
Input to Output
	---	1500	Vdc		Basic insulation
Input to Baseplate
	---	500	Vdc		Operational insulation
Output to Baseplate
Storage Temperature	-55	125	˚C
Operating Temperature Range (Tc)	-40	105*	˚C		Maximum baseplate temperature.

*Engineering estimate.

Input Characteristics:

Unless otherwise specified, specifications apply over all Rated Input Voltage, Resistive Load, and Temperature conditions.

Characteristic	Min	Typ	Max	Unit		Notes & Conditions
Operating Input Voltage	36	48	75	Vdc
Maximum Input Current	---	---	3.0*	A		Vin = 0 to Vin,max
Turn-on Voltage	---	34	---	Vdc
Turn-off Voltage	30*	32	---	Vdc
Hysteresis	0.5*	2	---	Vdc
Startup Delay Time from application of input voltage	---	12	---	mS		Vo = 0 to 0.1*Vo,nom; On/Off =on,
						Io=Io,max, Tc=25˚C
Startup Delay Time from on/off	---	10	---	mS		Vo = 0 to 0.1*Vo,nom; Vin = Vi,nom,
						Io=Io,max,Tc=25˚C
Output Voltage Rise Time	---	50	---	mS		Io=Io,max,Tc=25˚C, Vo=0.1 to
						0.9*Vo,nom
Inrush Transient	---	---	0.1	A2s
Input Reflected Ripple	---	15	---	mApp		See input/output ripple measurement
						figure; BW = 5 MHz
Input Ripple Rejection	---	50*	---	dB	@120Hz
*Engineering Estimate

Caution: The power modules are not internally fused. An external input line normal blow fuse with a maximum value of 10A is required; see the Safety Considerations section of the data sheet.

©2002-2005 TDK Innoveta Inc.	℡ (877) 498-0099	4/19
iQAFullDatasheet080505 2.doc 8/3/2006