TDA5145TS View Datasheet(PDF) - Philips Electronics
Part Name
Description
Manufacturer
TDA5145TS Datasheet PDF : 20 Pages
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Philips Semiconductors
Brushless DC motor drive circuit
Product specification
TDA5145TS
CHARACTERISTICS
VP = 14.5 V; Tamb = 25 °C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
Supply
VP
supply voltage
note 1
4
IP
supply current
note 2
−
Vi(VMOT)
input voltage to the output driver see Fig.1
1.7
stages
Thermal protection
TSD
local temperature at temperature
130
sensor causing shut-down
∆T
reduction in temperature before after shut-down
−
switch-on
MOT0; centre tap
Vi
Ibias
VCSW
∆VCSW
input voltage
input bias current
comparator switching level
variation in comparator switching
levels
Vhys
comparator input hysteresis
MOT1, MOT2 and MOT3; see Fig.4
VDO
drop-out output voltage
∆Vsat(lt)
∆Vsat(ut)
ILIM
tr
tf
VdF(DH)
VdF(DL)
IdM
DIR
VIH
VIL
IIL
IIH
variation in saturation voltage
between lower transistors
variation in saturation voltage
between upper transistors
current limiting
rise time switching output
fall time switching output
diode forward voltage (diode DH)
diode forward voltage (diode DL)
peak diode current
HIGH-level input voltage
LOW-level input voltage
LOW-level input current
HIGH-level input current
−0.5
0.5 V < Vi < VVMOT − 1.5 V −10
note 3
±20
−
−
Io = 100 mA
−
Io = 1000 mA
−
Io = 100 mA
−
Io = −100 mA
−
VVMOT = 10 V; Ro = 1.2 Ω
VVMOT = 15 V; see Fig.5
VVMOT = 15 V; see Fig.5
Io = −500 mA;
notes 4 and 5; see Fig.1
Io = 500 mA;
notes 4 and 5; see Fig.1
note 5
1.8
5
10
−
−1.5
−
4 V < VP < 18 V
2.0
4 V < VP < 18 V
−
−
−
TYP.
MAX.
−
18
6.8
7.8
−
16
140
150
TSD − 30 −
−
VVMOT
−
−
±25
±30
−
3
75
−
0.9
1.05
1.6
1.85
−
180
−
180
2.0
2.5
10
15
15
20
−
1.5
−
−
−
2.5
−
−
−
0.8
−20
−
20
−
UNIT
V
mA
V
°C
K
V
µA
mV
mV
µV
V
V
mV
mV
A
µs
µs
V
V
A
V
V
µA
µA
1998 Oct 27
6
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