42744V33 View Datasheet(PDF) - Infineon Technologies

Part Name

Description

View to exact match

42744V33

Low Dropout Linear Voltage Regulator

Infineon Technologies 

TLE42744

General Product Characteristics

4.2

Functional Range

Pos.

Parameter

Symbol

Limit Values Unit Remarks

Min.

Max.

4.2.1 Input voltage

VI

5.5

40

V TLE42744DV50,

TLE42744GV50,

TLE42744EV50

4.2.2 Input voltage

VI

4.7

40

V TLE42744GV33,

TLE42744DV33,

TLE42744GSV33

4.2.3 Output Capacitor’s

CQ

22

–

4.2.4

Requirements for Stability

ESR(CQ) –

3

µF 1)

Ω

2)

4.2.5 Junction temperature

Tj

-40

150

°C –

1) the minimum output capacitance requirement is applicable for a worst case capacitance tolerance of 30%

2) relevant ESR value at f = 10 kHz

Note: Within the functional or operating range, the IC operates as described in the circuit description. The electrical

characteristics are specified within the conditions given in the Electrical Characteristics table.

4.3

Thermal Resistance

Note: This thermal data was generated in accordance with JEDEC JESD51 standards. For more information, go

to www.jedec.org.

Pos. Parameter

Symbol

TLE42744DV50, TLE42744DV33 (PG-TO252-3)

4.3.1 Junction to Case1)

RthJC

Limit Values

Min. Typ. Max.

–

3.6

–

4.3.2

4.3.3

4.3.4

Junction to Ambient1)

RthJA

–

–

–

27

–

115 –

52

–

4.3.5

–

40

–

TLE42744GV50, TLE42744GV33 (PG-TO263-3)

4.3.6 Junction to Case1)

RthJC

–

4.3.7

4.3.8

4.3.9

Junction to Ambient1)

RthJA

–

–

–

3.6

–

22

–

74

–

42

–

4.3.10

–

34

–

Unit

K/W

K/W

K/W

K/W

K/W

K/W

K/W

K/W

K/W

Conditions

measured to heat

slug

2)

footprint only3)

300 mm² heatsink

area3)

600 mm² heatsink

area3)

measured to heat

slug

2)

footprint only3)

300 mm² heatsink

area3)

600 mm² heatsink

area3)

Data Sheet

7

Rev. 1.1, 2010-01-13

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