TDF5140A データシートの表示（PDF） - NXP Semiconductors.
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TDF5140A Datasheet PDF : 19 Pages
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Philips Semiconductors
Brushless DC motor drive circuit
Product specification
TDF5140A
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
−
VVMOT
input voltage to the output driver see Fig.1
1.7
stages
Thermal protection
TSD
local temperature at
130
temperature sensor causing
shut-down
∆T
reduction in temperature before after shut-down
−
switch-on
MOT0; centre tap
VI
II
VCSW
∆VCSW
input voltage
input bias current
comparator switching level
variation in comparator
switching levels
−0.5
0.5 V < VI < VVMOT − 1.5 V −10
note 3
±20
−3
Vhys
comparator input hysteresis
−
MOT1, MOT2 and MOT3
VDO
drop-out output voltage
IO = 100 mA
−
IO = 500 mA
−
∆VOL
variation in saturation voltage IO = 100 mA
−
between lower transistors
∆VOH
variation in saturation voltage IO = −100 mA
−
between upper transistors
ILIM
VDHF
current limiting
VVMOT = 10 V; RO = 6.8 Ω 0.7
diode forward voltage (diode DH) IO = −500 mA; notes 4
−
and 5; see Fig.1
VDLF
diode forward voltage (diode DL) IO = 500 mA; notes 4 and −1.5
5; see Fig.1
IDM
peak diode current
note 5
−
+AMP IN and −AMP IN
VI
input voltage
−0.3
differential mode voltage without
−
'latch-up'
Ib
input bias current
−
CI
input capacitance
−
Voffset
input offset voltage
−
TYP. MAX. UNIT
−
18
V
3.7
5
mA
−
20
V
140
150
°C
TSD − 30 −
K
−
VVMOT V
−
0
µA
±30
±40
mV
0
+3
mV
75
−
µV
0.93
1.05
V
1.65
1.80
V
−
180
mV
−
180
mV
0.8
1
A
−
1.5
V
−
−
V
−
1
A
−
VP − 1.7 V
−
±VP
V
−
650
nA
4
−
pF
−
10
mV
1999 March 15
7
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