TDA5140A Datasheet, PDF (8/24 Pages) NXP Semiconductors – Brushless DC motor drive circuit

Philips Semiconductors
Brushless DC motor drive circuit
Product specification
TDA5140A
SYMBOL
PARAMETER
CONDITIONS
AMP OUT (open collector)
I_I
output sink current
V_sat
saturation voltage
V_O
output voltage
SR
slew rate
G_tr
transfer gain
PG IN
V_I
I_b
R_I
V_CWS
V_hys
input voltage
input bias current
input resistance
comparator switching level
comparator input hysteresis
PG/FG (open collector)
V_OL
V_OH(max)
LOW level output voltage
maximum HIGH level output
voltage
t_THL
HIGH-to-LOW transition time
ratio of PG/FG frequency and
commutation frequency
δ
duty factor
t_PL
pulse width LOW
CAP-ST
I_sink
I_source
V_SWL
V_SWH
output sink current
output source current
LOW level switching voltage
HIGH level switching voltage
CAP-TI
I_sink
I_source
output sink current
output source current
V_SWL
V_SWM
V_SWH
LOW level switching voltage
MIDDLE level switching voltage
HIGH level switching voltage
I_I = 40 mA
R_L = 330 Ω; C_L = 50 pF
I_O = 1.6 mA
C_L = 50 pF; R_L = 10 kΩ
after a PG IN pulse
0.05 V < V_CAP-TI < 0.3 V
0.3 V < V_CAP-TI < 2.2 V
MIN. TYP.
40
−
−
1.5
−0.5 −
−
60
0.3
−
−0.3 −
−
−
5
−
86
−
−
±8
−
−
V_P
−
−
0.5
−
1:2
−
50
5
7
1.5
2.0
−2.5 −2.0
−
0.20
−
2.20
−
28
−
−57
−
−5
−
50
−
0.30
−
2.20
MAX. UNIT
−
mA
2.1
V
+18
V
−
mA/µs
−
S
+5
V
650
nA
30
kΩ
107
mV
−
mV
0.4
V
−
V
−
µs
−
−
%
18
µs
2.5
µA
−1.5
µA
−
V
−
V
−
µA
−
µA
−
µA
−
mV
−
V
−
V
April 1994
8