0

20

40

60

80

100

0

1

2

3

4

5

6

AMBIENT TEMPERATURE (°C)

LM2941LD (LLP)

JA= 35°C/W

JA= 40°C/W

JA= 49°C/W

JA= 58°C/W

LM2941, LM2941C

www.ti.com

SNVS770G – JUNE 1999 – REVISED APRIL 2013

For the LM2941LD in the NGN 8-Lead WSON package, the junction-to-case thermal rating,

where the CASE is defined as the bottom of the package at the center of the DAP area. The junction-to-ambient

thermal performance for the LM2941LD in the NGN 8-Lead WSON package, using the JEDEC JESD51

standards is summarized in the following table:

Board

Thermal

Type

Vias

JEDEC

2-Layer

None

5.3°C/W

181°C/W

JESD 51-3

1

5.3°C/W

58°C/W

JEDEC

2

5.3°C/W

49°C/W

4-Layer

4

5.3°C/W

40°C/W

JESD 51-7

6

5.3°C/W

35°C/W

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