TDK iQN series manual Electrical Data

Page 5

Data Sheet: SuperetaTM iQN Series –Single Output Quarter Brick

Electrical Data:

iQN48006A350V-000 through -0A9: 35V, 6A Output

 

Characteristic

Min

 

Typ

 

Max

 

Unit

 

Notes & Conditions

 

OutputOpenCircuitVoltageSetpoint

34.65

 

35

35.3

5

 

Vdc

 

Vin=Vin,mintoVin,max,Io=0A,Tc=25˚C

 

 

 

 

 

 

 

 

 

 

 

 

 

OutputVoltageInitialSetpointTolerance

34.48

 

35

35.53

 

Vdc

 

Overallratedinputvoltageandtemperature

 

 

 

 

conditionswithIo=0Atoendoflife

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Efficiency

 

 

90

 

 

 

%

 

Vin=Vin,nom;Io=Io,max;Tc=25˚C

 

 

 

 

 

 

 

 

 

 

 

 

LineRegulation

 

 

50

100*

 

mV

Vin=Vin,mintoVin,

max,IoandTcfixed

 

 

 

 

 

 

 

 

 

 

 

 

DroopRate

 

 

771

 

 

mV/A

Vin=Vin,mintoVin,max,Tc=25˚C

 

 

 

 

 

 

 

 

 

 

 

 

TemperatureRegulation

 

 

125

300*

 

mV

Tc=Tc,minto

Tc,max,VinandIofixed

 

 

 

 

 

 

 

 

 

 

 

LoadShareAccuracy

10

 

 

+10

%

50%to100%rated

loadcurrent,Tc=25˚C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

AtloadslessthanIo,minthemodulewill

 

OutputCurrent

0

 

 

6

 

A

 

 

continuetoregulatetheoutputvoltage,but

 

 

 

 

 

 

 

 

 

 

 

theoutputripplemayincreaseslightly

 

 

 

 

 

 

 

 

 

 

 

 

OutputCurrentLimitingThreshold

 

6.5

 

 

A

Vo

 

=0.9*Vo,nom,Tc<Tc,max

 

 

 

 

 

 

 

 

 

 

 

 

ShortCircuitCurrent

0

0

 

 

 

A

Latchoff

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

120

250

 

 

mVpp

 

Vin=48V,Io Io,min,Tc=25˚C.Measured

 

 

 

 

 

 

acrossone0.1uF,one1.0uF,one47uF

 

 

 

 

 

 

 

 

OutputRippleandNoiseVoltage

 

 

 

 

 

 

 

 

 

ceramic,anda68uFlowesraluminum

 

 

 

 

 

 

 

 

 

 

electrolyticcapacitorslocated2inches

 

 

 

 

 

 

 

 

 

 

 

 

 

 

10

30

mVrms

 

away–seeinput/outputripple

 

 

 

 

measurementfigure;BW=20MHz

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OutputVoltageAdjustmentRange

17

 

 

35**

 

V

 

 

Note:Trimup10%ispossible,buttheload

 

 

 

 

 

 

currentneedstobereduced

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OutputVoltageRemoteSenseRange

 

10

 

%Vo,no

m

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

di/dt=0.1A/uS,Vin=Vin,nom;loadstep

 

DynamicResponse:

 

 

 

 

 

 

 

 

 

from50%to75%ofIo,max,Tc=25˚Cwithat

 

 

 

 

 

 

 

 

 

 

 

leastone1.0uF,one47uFceramic,anda

 

RecoveryTimeto10%ofPeakDeviation

 

800

 

 

 

 

S

 

68uFlowesraluminumelectrolytic

 

 

 

 

 

 

 

 

 

 

 

capacitorsacrosstheoutputterminals.

 

TransientVoltage

 

350

 

 

 

 

mV

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Note:Excludethedroop.

 

 

 

 

 

 

 

 

 

 

 

OutputVoltageOvershootduringStartup

0

0

 

 

mV

 

 

Vin=Vin,nom;Io=Io,max,Tc=25˚C

 

 

 

 

 

 

 

 

 

 

 

 

SwitchingFrequency

 

155

 

 

kHz

Fixed

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

OutputOverVoltageProtection

38.9

39.7

41.1

 

V

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ExternalLoadCapacitance

68

 

 

 

5,000

uF

 

MinimumESR>2.5m Ω.Tc=25˚C

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IsolationCapacitance

 

1000

 

 

pF

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

IsolationResistance

10

 

 

 

 

M

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Vref

 

2.5

 

 

 

 

V

Requiredfortrimcalculation

 

 

 

 

 

 

 

 

 

 

 

 

* EngineeringEstimate

 

 

 

 

 

 

 

 

 

 

 

**Trimupispossible,buttheloadcurrentneeds

tobereduced.ContactTDKInnovetafordetails

 

 

 

ContactTDKInnovetaforapplicationsthatrequir

eadditionalcapacitanceorusingcapacitorswithv

 

erylowESR

 

©20052006TDKInnovetaInc.

(877)498 0099

iQN35V/6A/0A9DatasheetIssue1.24/8/2008

5/15

 

 

 

Image 5
Contents 48VInput,35V/6AOutput QuarterBrick Supereta iQN Series DC/DC Power ModulesPin Length Special Code Feature Set On/Off LogicPin Assignment Mechanical SpecificationCharacteristic Min Max Unit Input CharacteristicsCharacteristic Min Typ Max Unit Absolute Maximum RatingsElectrical Data 48Vin Trim Down Change Resistor OfVout Ohm Thermal Performance Thermal Measurement LocationThermal Management 10/15 11/15 Operating Information12/15 100 − 1 − 3.01 k Ω13/15 14/15 Lin Cext Vout RLoad Vin GroundPlane15/15

iQN series specifications

The TDK iQN series represents a significant advancement in the field of magnetics, showcasing TDK's commitment to innovative technology and engineering excellence. Specifically designed for a variety of applications, including industrial, automotive, and telecommunications, the iQN series embodies the latest in magnetic core design and materials science.

One of the standout features of the iQN series is its exceptional efficiency. Utilizing advanced soft magnetic materials, these components reduce energy losses, making them ideal for energy-sensitive applications. The absence of hysteresis losses ensures that the iQN series can handle high-frequency operations with minimal heat generation, thus enhancing overall system performance.

The iQN series also emphasizes versatility, catering to a wide range of inductance values and sizes. Customers benefit from the flexibility to choose the exact specifications required for their specific applications without compromising on quality. This adaptability is particularly advantageous in sectors like automotive electronics, where space and efficiency are paramount.

In terms of technology, the iQN series employs TDK’s proprietary material processing techniques, enhancing the density and performance of the magnetic cores. This technology ensures higher saturation flux density and a reduced core loss, which is critical for modern electronic devices that require high power efficiencies.

Another notable characteristic of the TDK iQN series is its superior thermal stability. The components are designed to operate effectively across a broad temperature range, making them suitable for harsh environmental conditions found in automotive and industrial applications. This resilience contributes to longer product lifespans and reduced maintenance costs for end-users.

Moreover, the iQN series is characterized by its compact design. The minimized footprint allows for easy integration into space-constrained environments, a considerable advantage for designers looking to optimize board layouts and reduce overall product dimensions.

Finally, TDK provides comprehensive support and resources for engineers working with the iQN series. This commitment to customer service, paired with extensive documentation and application notes, empowers design engineers to make well-informed decisions during the development phase.

In summary, the TDK iQN series blends efficiency, versatility, and innovative technologies to meet the demands of modern applications. With outstanding thermal stability, a compact design, and a focus on performance, it confidently stands out in the competitive landscape of magnetic components.