OPA992 datasheet(7/50 Pages) TI

7 / 50 page

6.4 Thermal Information for Single Channel

THERMAL METRIC(1)

OPA992-Q1

UNIT

DBV

(SOT-23)

DCK

(SC70)

5 PINS

RθJA

Junction-to-ambient thermal resistance

189.3

202.4

°C/W

RθJC(top)

Junction-to-case (top) thermal resistance

86.8

111.6

°C/W

RθJB

Junction-to-board thermal resistance

55.9

51.6

°C/W

ψJT

Junction-to-top characterization parameter

23.6

25.8

°C/W

ψJB

Junction-to-board characterization parameter

55.5

51.4

°C/W

RθJC(bot)

Junction-to-case (bottom) thermal resistance

N/A

°C/W

(1)

For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application

report, SPRA953.

6.5 Thermal Information for Dual Channel

THERMAL METRIC(1)

OPA2992-Q1

UNIT

(SOIC)

DGK

(VSSOP)

8 PINS

RθJA

Junction-to-ambient thermal resistance

130.8

173.9

°C/W

RθJC(top)

Junction-to-case (top) thermal resistance

74.0

65.7

°C/W

RθJB

Junction-to-board thermal resistance

74.3

95.6

°C/W

ψJT

Junction-to-top characterization parameter

25.8

10.9

°C/W

ψJB

Junction-to-board characterization parameter

73.5

94.1

°C/W

RθJC(bot)

Junction-to-case (bottom) thermal resistance

N/A

°C/W

(1)

For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application

report, SPRA953.

6.6 Thermal Information for Quad Channel

THERMAL METRIC(1)

OPA4992-Q1

UNIT

(SOIC)

(TSSOP)

14 PINS

RθJA

Junction-to-ambient thermal resistance

94.9

120.0

°C/W

RθJC(top)

Junction-to-case (top) thermal resistance

51.1

50.4

°C/W

RθJB

Junction-to-board thermal resistance

51.4

63.1

°C/W

ψJT

Junction-to-top characterization parameter

15.3

8.1

°C/W

ψJB

Junction-to-board characterization parameter

51.0

62.5

°C/W

RθJC(bot)

Junction-to-case (bottom) thermal resistance

N/A

°C/W

(1)

For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application

report, SPRA953.

www.ti.com

OPA992-Q1, OPA2992-Q1, OPA4992-Q1

SBOSAC9D – AUGUST 2022 – REVISED APRIL 2023

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Product Folder Links: OPA992-Q1 OPA2992-Q1 OPA4992-Q1

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