tda5144t NXP Semiconductors, tda5144t Datasheet - Page 7

• Manufacturer Part Number: tda5144t
• Description: Brushless Dc Motor Drive Circuit
• Manufacturer: NXP Semiconductors

Philips Semiconductors
CHARACTERISTICS
V
June 1994
Supply
V
I
V
Thermal protection
T
MOT0; centre tap
V
I
V
V
MOT1, MOT2 and MOT3
V
I
t
t
V
V
I
+AMP IN and AMP IN
V
I
C
V
SYMBOL
P
I
LIM
r
f
DM
b
P
SD
T
V
V
V
P
VMOT
I
CSW
hys
DO
DHF
DLF
I
offset
I
Brushless DC motor drive circuit
= 14.5 V; T
CSW
OL
OH
supply voltage
supply current
input voltage to the output driver
stages
local temperature at temperature
sensor causing shut-down
reduction in temperature before
switch-on
input voltage
input bias current
comparator switching level
variation in comparator switching
levels
comparator input hysteresis
drop-out output voltage
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 D
diode forward voltage (diode D
peak diode current
input voltage
differential mode voltage without
‘latch-up’
input bias current
input capacitance
input offset voltage
amb
= 25 C; unless otherwise specified.
PARAMETER
H
L
)
)
note 1
note 2
see Fig.1
after shut-down
0.5 V
note 3
I
I
I
I
V
V
V
I
notes 4 and 5; see Fig.1
I
notes 4 and 5; see Fig.1
note 5
O
O
O
O
O
O
VMOT
VMOT
VMOT
= 100 mA
= 1000 mA
= 100 mA
= 100 mA
= 500 mA;
= 500 mA;
CONDITIONS
= 10 V; R
= 15 V; see Fig.6
= 15 V; see Fig.6
V
I
7
V
VMOT
O
= 1.2
1.5 V
4
1.7
130
1.8
5
10
0.5
10
20
3
1.5
0.3
MIN.
6.3
140
T
0
75
0.9
1.6
2.0
10
15
4
25
SD
TYP.
30
Product specification
18
7.2
16
150
V
0
+3
1.05
1.85
180
180
2.5
15
20
1.5
2.5
V
650
10
30
V
VMOT
P
MAX.
P
TDA5144
1.7 V
V
mA
V
K
V
mV
mV
V
V
mV
mV
A
V
V
A
V
nA
pF
mV
C
A
V
s
s
UNIT