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Data Sheet: Powereta

TM

 iQP Series –Single Output Quarter Brick

 

©2006  TDK Innoveta Inc.  
iQP 3.3V/70A Datasheet  8/3/2006 

(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 

Max 

Unit 

Notes & Conditions 

Operating Input Voltage 

36 

48 

75 

Vdc 

 

70A output 

--- 

--- 

Vin = 0 to Vin,max, Io=Io,max, Vo=Vo,nom 

Maximum Input Current 

 

 

 

 

 

 

Turn-on Voltage 

--- 

34.4 

--- 

Vdc 

 

Turn-off Voltage 

--- 

32.3 

--- 

Vdc 

 

Hysteresis --- 

2.1 

--- 

Vdc 

 

Startup Delay Time from application of input 
voltage  

--- 

--- 

mS 

Vo = 0 to 0.1*Vo,nom;

 

on/off =on, 

Io=Io,max, Tc=25

˚

Startup Delay Time from on/off  

--- 

--- 

mS 

Vo = 0 to 0.1*Vo,nom; Vin = Vi,nom, 
Io=Io,max,Tc=25

˚

C  

Output Voltage Rise Time  

--- 

25 

--- 

mS 

Io=Io,max,Tc=25

˚

C, Vo=0.1 to 0.9*Vo,nom 

Inrush Transient 

--- 

0.03 

0.05 

A

2

Exclude external input capacitors 

Input Reflected Ripple  

--- 

--- 

mApp 

See input/output ripple and noise 
measurements figure; BW = 20 MHz 

Input Ripple Rejection 

--- 

65 

--- 

dB 

@120Hz 

 

Engineering Estimate 

 

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 
1500 

500 

 

Vdc 
Vdc 
Vdc 

 
 
Basic Insulation 
Basic Insulation 
Operational Insulation 
 

Storage Temperature 

-55 

125 

˚

C  

Operating Temperature Range (Tc) 

 
 

-40 119 

˚

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. 

 

 

 

 

 

 

Summary of Contents for Powereta iQP48070A033

Page 1: ...2 28 1 45 0 5 57 9mm 36 8mm 12 7mm Up to 70A of output current Output power up to 231W Power density 140W in 3 Efficiency up to 93 5 Full load efficiency 91 5 85 of full load 60A efficiency 92 Metal b...

Page 2: ...roduct Offering Code Input Voltage Output Voltage Output Current Maximum Output Power Efficiency iQP48070A033V 36 75V 3 3V 70A 231W 91 5 Feature Set On Off Logic OVP Pin Length 00 Positive Latch 0 145...

Page 3: ...x xx and x xxx 0 25 0 010 Pin Assignment PIN FUNCTION PIN FUNCTION 1 Vin 6 Sense 2 On Off 7 Trim 3 Vin 8 Sense 4 Vo 9 Vo 5 Vo 10 Vo Pin base material is copper or brass with matte tin plating the maxi...

Page 4: ...Rise Time 25 mS Io Io max Tc 25 C Vo 0 1 to 0 9 Vo nom Inrush Transient 0 03 0 05 A2 s Exclude external input capacitors Input Reflected Ripple 6 mApp See input output ripple and noise measurements fi...

Page 5: ...A Vo 0 25V Tc 25 40 80 mVpp Output Ripple and Noise Voltage 8 mVrms Vin 48V Io Io min Tc 25 C Measured across one 0 1uF one 1 0 uF and one 47uF ceramic capacitors and one 1000uF electrolytic capacitor...

Page 6: ...25 5 10 15 20 25 30 35 40 45 50 55 60 65 70 Output Current A P ow er D is s ipation W Vin 36V Vin 48V Vin 75V Vin 60V Efficiency vs Vin at 25C test in socket no heat sink Power Dissipation vs Vin at...

Page 7: ...3 3065 3 307 3 3075 3 308 3 3085 3 309 0 10 20 30 40 50 60 70 Output Current A O utput Voltage V Vin 36V Vin 48V Vin 75V Vin 60V 3 305 3 306 3 307 3 308 3 309 36 41 46 51 56 61 66 71 76 Input Voltage...

Page 8: ...to the large number of variables in system design TDK Innoveta recommends that the user verify the module s thermal performance in the end application The critical component should be thermo coupled a...

Page 9: ...ates the typical thermal environments encountered in most modern electronic systems with distributed power architectures The electronic equipment in networking telecom wireless and advanced computer s...

Page 10: ...lications with demanding environmental requirements such as higher ambient temperatures or higher power dissipation the thermal performance of the power module can be improved by attaching a heatsink...

Page 11: ...ding that over voltage conditions have been removed The reset time of the ON OFF pin should be 500ms or longer The iQP Powereta family also offers an optional feature to allow non latching 1 second hi...

Page 12: ...esistor between the trim pin and Sense pin the output voltage is adjusted down To adjust the output voltage down a percentage of Vout from Vo nom the trim resistor should be chosen according to the fo...

Page 13: ...the Sense pin should be connected to the Vo pin and the Sense pin should be connected to the Vo pin The output voltage at the Vo and Vo terminals can be increased by either the remote sense or the out...

Page 14: ...s measured with a current probe and oscilloscope The ripple current is the current through a 12 H differential mode inductor Lin with esr 10 m feeding a capacitor C1 esr 700 m 100kHz across the module...

Page 15: ...urce is isolated from the ac mains by reinforced insulation 2 The input terminal pins are not accessible 3 One pole of the input and one pole of the output are grounded or both are kept floating 4 Sin...

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