Datasheet
OPA322, OPA322S
OPA2322, OPA2322S
OPA4322, OPA4322S
www.ti.com
SBOS538E –JANUARY 2011–REVISED JUNE 2012
THERMAL INFORMATION: OPA322
OPA322 OPA322S
THERMAL METRIC
(1)
DBV DBV UNITS
5 PINS 6 PINS
θ
JA
Junction-to-ambient thermal resistance 219.3 177.5
θ
JC(top)
Junction-to-case(top) thermal resistance 107.5 108.9
θ
JB
Junction-to-board thermal resistance 57.5 27.4
°C/W
ψ
JT
Junction-to-top characterization parameter 7.4 13.3
ψ
JB
Junction-to-board characterization parameter 56.9 26.9
θ
JC(bottom)
Junction-to-case(bottom) thermal resistance n/a n/a
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
THERMAL INFORMATION: OPA2322
OPA2322 OPA2322S
THERMAL METRIC
(1)
D DRG DGK DGS
8 PINS 8 PINS 8 PINS 10 PINS UNITS
θ
JA
Junction-to-ambient thermal resistance 122.6 50.6 174.8 171.5
θ
JC(top)
Junction-to-case(top) thermal resistance 67.1 54.9 43.9 43.0
θ
JB
Junction-to-board thermal resistance 64.0 25.2 95.0 91.4
°C/W
ψ
JT
Junction-to-top characterization parameter 13.2 0.6 2.0 1.9
ψ
JB
Junction-to-board characterization parameter 63.4 25.3 93.5 89.9
θ
JC(bottom)
Junction-to-case(bottom) thermal resistance n/a 5.7 n/a n/a
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
THERMAL INFORMATION: OPA4322
OPA4322 OPA4322S
THERMAL METRIC
(1)
PW PW
14 PINS 16 PINS UNITS
θ
JA
Junction-to-ambient thermal resistance 109.8 105.9
θ
JC(top)
Junction-to-case(top) thermal resistance 34.9 28.1
θ
JB
Junction-to-board thermal resistance 52.5 51.1
°C/W
ψ
JT
Junction-to-top characterization parameter 2.2 0.8
ψ
JB
Junction-to-board characterization parameter 51.8 50.4
θ
JC(bottom)
Junction-to-case(bottom) thermal resistance n/a n/a
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
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Product Folder Link(s): OPA322 OPA322S OPA2322 OPA2322S OPA4322 OPA4322S