TDK iQN series , iQN Series Single Output Quarter Brick , , Absolute Maximum Ratings: , Input Characteristics:

Data Sheet: Supereta

iQN Series –Single Output Quarter Brick

©2005-2006 TDK Innoveta Inc.

iQN 35V/6A/-0A9 Datasheet Issue 1.2 4/8/2008

℡

(877) 498

0099

4/15

Absolute Maximum Ratings:

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

Input Characteristics:

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

Characteristic Min Typ M ax Unit Notes & Conditions

Operating Input Voltage 36 48 75 Vdc

6A output --- --- 7 A Vin = 0 to Vin,max Maximum Input Current

Turn-on Voltage --- 34.5 --- Vdc

Turn-off Voltage --- 32.3 --- Vdc

Hysteresis --- 2.2 --- Vdc

Startup Delay Time from application of input

voltage

--- 50 --- mS Vo = 0 to 0.1*Vo,nom; on/off =on,

Io=Io,max, Tc=25˚C

Startup Delay Time from on/off --- 40 --- mS Vo = 0 to 0.1*Vo,nom; Vin = Vi,nom,

Io=Io,max,Tc=25˚C

Output Voltage Rise Time --- 80 --- mS Io=Io,max,Tc=25˚C, Vo=0.1 to 0.9*Vo,nom

Inrush Transient --- --- 0.2 A

s Exclude external input capacitors

Input Reflected Ripple --- --- --- mApp See input/output ripple and noise

measurements figure; BW = 20 MHz

Input Ripple Rejection --- 40 --- dB @120Hz

* Engineering Estimate

** Consult TDK Innoveta for slow start-up with heavy capacitive load

Caution: The power modules are not internally fused. An external input line normal blow fuse with a maximum value of 15A is

required; see the Safety Considerations section of the data sheet.

Characteristic Min Max Unit Notes & Conditions

Continuous Input Voltage -0.5 80 Vdc

Transient Input Voltage --- 100 Vdc 100mS max.

Isolation Voltage

Input to Output

Input to Base-plate

Output to Base-plate

---

1500

500

Vdc

Basic Insulation

Operational Insulation

Storage Temperature -55 125 ˚C

Operating Temperature Range

(Tc)

-40 119 ˚C

Measured at the location specified in the thermal

measurement figure. Maximum temperature varies

with model number, output current, and module

orientation – see curve in thermal performance section

of the data sheet.