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LM393B Datasheet(PDF) 5 Page - Texas Instruments

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Part No. LM393B
Description  LM393B, LM2903B, LM193, LM293, LM393 and LM2903 Dual Comparators
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Maker  TI [Texas Instruments]
Homepage  http://www.ti.com
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LM393B Datasheet(HTML) 5 Page - Texas Instruments

 
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LM393B, LM2903B, LM193, LM293, LM293A, LM393, LM393A, LM2903, LM2903V
www.ti.com
SLCS005AC – OCTOBER 1979 – REVISED FEBRUARY 2020
Product Folder Links: LM393B LM2903B LM193 LM293 LM293A LM393 LM393A LM2903 LM2903V
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Copyright © 1979–2020, Texas Instruments Incorporated
(1)
For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application
report.
6.4 Thermal Information: LM193
THERMAL METRIC(1)
LM193
UNIT
D
(SOIC)
8 pin
RθJA
Junction-to-ambient thermal resistance
126.4
°C/W
RθJC(top)
Junction-to-case (top) thermal resistance
70
°C/W
RθJB
Junction-to-board thermal resistance
64.9
°C/W
ψJT
Junction-to-top characterization parameter
20.3
°C/W
ψJB
Junction-to-board characterization parameter
64.5
°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.
6.5 Thermal Information: LM293, LM393, LM2903 (all 'V' and 'A' suffixes)
THERMAL METRIC(1)
LM293, LM393, LM2903
UNIT
D
(SOIC)
DGK
(VSSOP)
P
(PDIP)
PS
(SO)
PW
(TSSOP)
8 pin
8 pin
8 pin
8 pin
8 pin
RθJA
Junction-to-ambient thermal resistance
131.8
199.4
73.7
139
194.1
°C/W
RθJC(top)
Junction-to-case (top) thermal resistance
78.4
90.2
62.6
98.9
77.0
°C/W
RθJB
Junction-to-board thermal resistance
72.2
120.8
50.8
83.7
123.0
°C/W
ψJT
Junction-to-top characterization parameter
26.5
21.5
39.2
47.4
13.1
°C/W
ψJB
Junction-to-board characterization parameter
71.1
119.1
50.7
83
121.3
°C/W
(1)
For more information about traditional and new thermal metrics, see the Semiconductor and IC Package Thermal Metrics application
report.
6.6 Thermal Information: LM393B and LM2903B
THERMAL METRIC(1)
LM393B, LM2903B
UNIT
D
(SOIC)
PW
(TSSOP)
DGK
(VSSOP)
DDF
(SOT-23)
DSG
(WSON)
8 pin
8 pin
8 pin
8 pin
8 pins
RθJA
Junction-to-ambient thermal resistance
148.5
200.6
193.7
197.9
96.9
°C/W
RθJC(top)
Junction-to-case (top) thermal resistance
90.2
89.6
82.9
119.2
119.0
°C/W
RθJB
Junction-to-board thermal resistance
91.8
131.3
115.5
115.4
63.1
°C/W
ψJT
Junction-to-top characterization parameter
38.5
22.1
20.8
19.4
12.4
°C/W
ψJB
Junction-to-board characterization parameter
91.1
129.6
113.9
113.7
63.0
°C/W
RθJC(bot)
Junction-to-case (bottom) thermal resistance
-
-
-
-
37.8
°C/W


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