TJA1028 Ver la hoja de datos (PDF) - NXP Semiconductors.
Número de pieza
componentes Descripción
Fabricante
TJA1028 Datasheet PDF : 24 Pages
| |||
NXP Semiconductors
TJA1028
LIN transceiver with integrated voltage regulator
9. Thermal characteristics
Table 5.
Symbol
Rth(j-a)
Thermal characteristics
Parameter
thermal resistance from junction to ambient
Conditions
SO8; single-layer board
SO8; four-layer board
HVSON8; single-layer board
HVSON8; four-layer board
Typ
[1] 132
[2] 93
[1] 129
[2] 67
Unit
K/W
K/W
K/W
K/W
[1] According to JEDEC JESD51-2 and JESD51-3 at natural convection on 1s board.
[2] According to JEDEC JESD51-2, JESD51-5 and JESD51-7 at natural convection on 2s2p board. Board with two inner copper layers
(thickness: 35 μm) and thermal via array under the exposed pad connected to the first inner copper layer.
10. Static characteristics
Table 6. Static characteristics
VBAT = 5.5 V to 28 V; Tvj = −40 °C to +150 °C; RL(LIN-VBAT) = 500 Ω; all voltages are defined with respect to ground; positive
currents flow into the IC; typical values are given at VBAT = 12 V; unless otherwise specified.
Symbol
Parameter
Conditions
Min Typ Max Unit
Supply; pin VBAT
IBAT
battery supply current
Standby mode; VLIN = VBAT
-
Sleep mode; VLIN = VBAT
-
Normal mode; bus recessive;
-
VLIN = VBAT; VRXD = VCC; VRSTN = HIGH
Normal mode; bus dominant;
-
VBAT = 12 V; VTXD = 0 V; VRSTN = HIGH
Vth(det)pon
power-on detection threshold VBAT = 2 V to 28 V
-
voltage
45
59
μA
12
18
μA
850 1800 μA
2.0 4.5 mA
-
5.25 V
Vth(det)poff
power-off detection threshold VBAT = 2 V to 28 V
voltage
3
-
4.5 V
Vhys(det)pon
power-on detection hysteresis VBAT = 2 V to 28 V
voltage
50
-
-
mV
Supply; pin VCC
VCC
supply voltage
VCC(nom) = 5 V; IVCC = −70 mA to 0 mA
4.9
5
VCC(nom) = 3.3 V; VBAT = 4.5 V to 28 V;
3.234 3.3
IVCC = −70 mA to 0 mA
IOlim
output current limit
VCC = 0 V to 5.5 V
−250 -
Vuvd
undervoltage detection
voltage
VCC(nom) = 5 V
VCC(nom) = 3.3 V
4.5
-
2.97 -
Vuvr
undervoltage recovery
VCC(nom) = 5 V
voltage
VCC(nom) = 3.3 V
4.6
-
3.036 -
R(VBAT-VCC) resistance between pin VBAT VCC(nom) = 5 V; VBAT = 4.5 V to 5.5 V; [1] -
-
and pin VCC
IVCC = −70 mA to −5 mA;
regulator in saturation
5.1 V
3.366 V
−70 mA
4.75 V
3.135 V
4.9 V
3.234 V
5
Ω
Co
output capacitance
equivalent series resistance < 5 Ω
[1] 1.8
10
-
μF
TJA1028
Product data sheet
All information provided in this document is subject to legal disclaimers.
Rev. 2 — 25 February 2011
© NXP B.V. 2011. All rights reserved.
10 of 24
Share Link: 