tda5240t NXP Semiconductors, tda5240t Datasheet - Page 7

• Manufacturer Part Number: tda5240t
• Description: Brushless Dc Motor Drive Circuit
• Manufacturer: NXP Semiconductors

Philips Semiconductors
CHARACTERISTICS
V
November 96
Symbol
Supply
V
I
Thermal protection
T
MOT0 – CENTER TAP
V
I
V
V
MOT1, MOT2
V
I
T
T
V
V
I
CTL IN
V
V
G
P
P
I
LIM
DM
SD
r
f
P
T
I
CSW
V
H
DO
V
V
DHF
DLF
CTLIN
CTLIN0
Brushless DC motor drive circuit
TRAN
= 14.5 V
CS
OL
OH
10%; T
AND MOT3
Parameter
Supply voltage range
Input current range
Local temperature at temperature
sensor causing shut–down
Reduction in temperature
before switch–on
Input voltage range
Input bias current
Comparator Switching Level
Variations in comparator switching
levels
Comparator input hysteresis
Voltage drop at 25 C
(V
Variation in voltage between lower
transistors
Variation in voltage between upper
transistors
Current limiting
Rise time switching output between
1.9 and 12.2 V
Fall time switching output between
12.2 and 1.9 V
Diode forward voltage (DH)
Diode forward voltage (DL)
Peak diode current
Input voltage range
Offset voltage
Transfer gain
amb
out
= –10 C to 70 C, unless otherwise specified
upper stage + V
out
lower stage)
Conditions
note 1
note 2
after shut–down
0.5 V<V
note 3
I
I
in control mode;
I
in control mode;
I
12 V/6.8W
I
I
notes 4 and 5; see Fig. 2;
I
notes 4 and 5; see Fig. 2;
I
note 5
See Fig. 6
V
CAP–CPC = 100 nF
V
V
O
O
O
O
O
O
O
O
CAPCPC
CTLIN
CTLIN
= 250 mA
= 100 mA
= 500 mA
= 100 mA
= –100 mA
= 250 mA
= –500 mA
= 500 mA
= 1.5V and
= 3 V
I
7/19
<V
v 1.1 V
P
–1.5 V
Min
4
–
130
–
–0.5
–10
20
–3
–
–
–
–
–
0.6
7
16
–
–1.5
–
0
0.7
4.5
Typ
–
5.3
140
T
–
–
30
0
75
0.93
1.65
–
–
0.85
12
23
–
–
–
–
–
5
SD
–30
Max
18
7
150
–
V
–
40
+3
–
1.05
1.9
150
150
1
17
30
1.5
–
1
V
–
5.5
P
P
TDA5240T
Product specification
Unit
V
mA
V
mA
mV
mV
mV
V
V
mV
mV
A
ms
ms
V
V
A
V
V
V/V
C
C