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DA9131 Datasheet(PDF) 11 Page - Renesas Technology Corp

Part # DA9131
Description  High-Performance, Dual-Channel DC-DC Converter for Mobile and Portable Applications
PDF  59 Pages
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Manufacturer  RENESAS [Renesas Technology Corp]
Direct Link  http://www.renesas.com
Logo RENESAS - Renesas Technology Corp

DA9131 Datasheet(HTML) 11 Page - Renesas Technology Corp

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DA9131 Datasheet
R16DS0576EJ0300
Rev.03.00
July 18, 2025
CFR0011-120-00
Page 11
3.4
Thermal Specifications
Table 6. Package ratings
Parameter
Description
Conditions
Min
Typ
Max
Unit
θJA
Package thermal resistance
Note 1
21.21
°C/W
θJB
Thermal resistance junction
to board
Note 1
12.37
°C/W
θJC
Thermal resistance junction
to case
Without PCB
32
°C/W
Note 1
Obtained from package thermal simulations, JEDEC 2S2P four layer board (76.2 mm x 114 mm x 1.6 mm), 70 μm
(2 oz)
copper thickness power planes, 35 μm (1 oz) copper thickness signal layer traces, natural convection (still
air), see section 9.1.
3.4.1
Power Dissipation
Table 7. Power dissipation
Parameter
Description
Conditions
Min
Typ
Max
Unit
PD_Twarn
Power dissipation
@105 °C ambient, TJ_WARN
0.94
W
PD_Tcrit
Power dissipation
@105 °C ambient, TCRIT
1.18
1.65
W
Figure 5. Power derating curve



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