TDA5142T Datasheet, PDF (6/20 Pages) NXP Semiconductors – Brushless DC motor drive circuit

Philips Semiconductors
Brushless DC motor drive circuit
3
P _tot
(W)
2
MLB777
Product specification
TDA5142T
HANDLING
Every pin withstands the ESD test according to
“MIL-STD-883C class 2”. Method 3015 (HBM 1500 Ω,
100 pF) 3 pulses + and 3 pulses − on each pin referenced
to ground.
1
0
50
0
50 ₇₀ 100
150
200
Tamb (^oC)
Fig.3 Power derating curve.
CHARACTERISTICS
V_P = 14.5 V; T_amb = 25 °C; unless otherwise specified.
SYMBOL
PARAMETER
CONDITIONS
MIN.
Supply
V_P
supply voltage
note 1
4
I_P
supply current
note 2
−
V_VMOT
input voltage to the output driver
see Fig.1
3
stages
Thermal protection
T_SD
local temperature at temperature
130
sensor causing shut-down
∆T
reduction in temperature before
after shut-down
−
switch-on
COMP-A, COMP-B, COMP-C and MOT0
V_I
I_I
V_CSW
∆V_CSW
input voltage
input bias current
comparator switching level
variation in comparator switching
levels
V_hys
comparator input hysteresis
−0.5
0.5 V < V_I < V_VMOT − 1.5 V −10
note 3
±20
−3
−
TYP. MAX.
−
18
5.2
6.25
−
18
140
150
T_SD − 30 −
−
V_VMOT
−
0
±25
±30
0
+3
75
−
UNIT
V
mA
V
°C
K
V
µA
mV
mV
µV
June 1994
6