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TCAN1042H_16 Datasheet, PDF (5/37 Pages) Texas Instruments – Fault Protected CAN Transceiver with CAN FD
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7.3 Recommended Operating Conditions
VCC
VIO
IOH(RXD)
IOL(RXD)
5-V Bus Supply Voltage Range
I/O Level-Shifting Voltage Range
RXD terminal HIGH level output current
RXD terminal LOW level output current
TCAN1042H, TCAN1042HG
TCAN1042HGV, TCAN1042HV
SLLSES7A – MARCH 2016 – REVISED MAY 2016
MIN MAX UNIT
4.5 5.5
V
3 5.5
–2
mA
2
7.4 Thermal Information
THERMAL METRIC(1)
TEST CONDITIONS
RθJA
RθJB
RθJC(TOP)
ΨJT
ΨJB
Junction-to-air thermal resistance
Junction-to-board thermal resistance(3)
Junction-to-case (top) thermal resistance(4)
Junction-to-top characterization parameter(5)
Junction-to-board characterization parameter(6)
PD
Average power dissipation
TTSD
Thermal shutdown temperature
TTSD_HYS Thermal shutdown hysteresis
High-K thermal resistance(2)
VCC = 5 V, VIO = 5 V (if applicable), TJ = 27°C, RL
= 60 Ω, STB at 0 V, Input to TXD at 250 kHz,
CL_RXD = 15 pF. Typical CAN operating conditions
at 500 kbps with 25% transmission (dominant)
rate.
VCC = 5.5 V, VIO = 5.5 V (if applicable), TJ =
150°C, RL = 50 Ω, STB at 0 V, Input to TXD at
500 kHz, CL_RXD = 15 pF. Typical high load CAN
operating conditions at 1 Mbps with 50%
transmission (dominant) rate and loaded network.
TCAN1042
D (SOIC)
8 Pins
105.8
46.8
48.3
8.7
46.2
52
124
170
5
UNIT
°C/W
°C/W
°C/W
°C/W
°C/W
mW
°C
°C
(1) For more information about traditional and new thermal metrics, see the IC Package Thermal Metrics application report, SPRA953.
(2) The junction-to-ambient thermal resistance under natural convection is obtained in a simulation on a JEDEC-standard, High-K board, as
specified in JESD51-7, in an environment described in JESD51-2a.
(3) The junction-to-board thermal resistance is obtained by simulating in an environment with a ring cold plate fixture to control the PCB
temperature, as described in JESD51-8.
(4) The junction-to-case (top) thermal resistance is obtained by simulating a cold plate test on the package top. No specific JEDEC-
standard test exists, but a close description can be found in the ANSI SEMI standard G30-88.
(5) The junction-to-top characterization parameter, ΨJT, estimates the junction temperature of a device in a real system and is extracted
from the simulation data for obtaining θJA, using a procedure described in JESD51-2a (sections 6 and 7).
(6) The junction-to-board characterization parameter, ΨJB estimates the junction temperature of a device in a real system and is extracted
from the simulation data for obtaining θJA, using a procedure described in JESD51-2a (sections 6 and 7).
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