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TDA5146T Datasheet(PDF) 7 Page - NXP Semiconductors

Part No. TDA5146T
Description  Brushless DC motor drive circuit
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Maker  PHILIPS [NXP Semiconductors]
Homepage  http://www.nxp.com
Logo 

 7 page
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Philips Semiconductors
Product specification
TDA5146T
Brushless DC motor drive circuit
1994 May 18
7
CHARACTERISTICS
VP = 14.5 V; Tamb = 25 Β°C; unless otherwise specified
Symbol
Parameter
Conditions
Min
Typ
Max
Unit
Supply
VP
Supply voltage range
note 1
4
–
18
V
IP
Input current range
note 2
–
5.9
7.5
mA
VVMOT
Input voltage to the driver output
stages range
see Figure 1
1.7
–
16
V
IVsup
Vsup current range
Vsup = 12 V
–
1.2
2.0
mA
Thermal protection
TSD
Local temperature at temperature
sensor causing shut–down
130
140
150
Β°C
DT
Reduction in temperature
before switch–on
after shut–down
–
TSD–30
–
Β°C
MOT0 – CENTER TAPE
VI
Input voltage range
–0.5
–
VVMOT
V
II
Input bias current
0.5 V<VI <VMOT–1.5 V
–10
–
–
mA
Β±VCSW
Comparator Switching Level
note 3
20
25
30
mV
DVCS
Variation in threshold voltage be-
tween comparators
note 3
–
–
3
mV
VH
Comparator input hysteresis
–
75
–
mV
MOT1, MOT2
AND MOT3
VDO
Dropout Voltage
IO = 100 mA
IO =1000 mA
–
0.9
1.6
1.05
1.85
V
DVOL
Variation in saturation voltage be-
tween lower transistors
IO = 100 mA
–
–
180
mV
DVOH
Variation in saturation voltage be-
tween upper transistors
IO = –100 mA
–
–
180
mV
ILIM
Current limiting
VVMOT=10V
Rout=1.2
W
1.8
2.0
2.5
A
Tr
Rise time switching output
VMOT=15V note 6
5
10
15
ms
TF
Fall time switching output
VMOT=15V note 6
10
15
20
ms
VDHF
Diode forward voltage (DH)
notes 4 and 5;
see Fig. 1;
I0 = –500 mA
–
–
1.5
V
VDLF
Diode forward voltage (DL)
notes 4 and 5;
see Fig. 1;
I0 = 500 mA
–1.5
–
–
V
IDM
Peak diode current
note 5
–
–
2.5
A
DIR
VIH
Normal rotation voltage on pin 5
4V< VP <18V
2.0
–
–
V
VIL
Reverse rotation voltage on pin 5
4V<VP <18V
–
–
0.8
V
IIL
Reverse rotation current
–
–20
–
mA
IIH
Normal rotation current
–
–20
–
mA
RESET
VIH
Input voltage HIGH in reset mode
4V< VP <18V
2.0
–
–
V
VIL
Input voltage LOW in normal mode
4V<VP <18V
–
–
0.8
V
IIH
Input current HIGH
VI = 2.0 V
–
–20
–
mA
IIL
Input current LOW
VI = 0.8V
–
–20
–
mA




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