Philips Semiconductors Linear Products
Product specification
Brushless DC motor controller
NE/SA5570
RECOMMENDED OPERATING CONDITIONS
SYMBOL
PARAMETER
Ambient temperature range
RATING
UNIT
T
A
NE Grade
SA Grade
0 to 70
-40 to 85
-55 to 125
°C
°C
°C
SE Grade
T
J
Junction temperature range
NE Grade
0 to 90
°C
°C
°C
V
SA Grade
-40 to 105
-55 to 145
9.6 to 14.4
SE Grade
V
DD
Supply voltage
DC ELECTRICAL CHARACTERISTICS
Limits apply at V =12V ±10%, V
=5V and over operating temperature range unless otherwise specified. Typical data applies at T =25°C
DD
REF
A
SA/NE5570
Typ
SE5570
Typ
SYMBOL
PARAMETER
TEST CONDITIONS
UNIT
Min
Max
Min
Max
Oscillator
f
O
f
C
Frequency initial accuracy
Frequency drift over temp
Supply voltage sensitivity
Output pulse width
T =25°C, R =2.49kΩ, C =22nF
18.5
18
20
21
22
18.5
18
20
21
22
kHz
kHz
%/V
ns
A
T
T
R =2.49kΩ, C =22nF
T
T
T =25°C
A
±2
±2
T =25°C, R =2.49kΩ, C =22nF
500
1000
500
1000
A
T
T
Motor Phase Pre-Drivers
R =2kΩ to Gnd, C =2nF
L
L
t
Rise time
Fall time
500
500
500
500
ns
ns
R
F
[1V to 11V]
R =2kΩ to V , C =2nF
L
CC
L
t
[1V to 11V]
I
I
V
=8V
80
80
11
8
80
80
11
8
SOURCE
OH
I
mA
V
OUT
V
OL
=3.1V
SINK
I
=5mA
=80mA (over temp)
SOURCE
11.8
10
11.8
10
SOURCE
V
OH
OL
V
I
OUT
I
=5mA
0.4
2
1
0.4
2
1
SINK
V
I
=80mA (over temp)
3.1
3.1
SINK
PWM Comparator
I
Input bias current
1
1
µA
BIAS
Current Sense Comparator
I
Input bias current
1
1
µA
BIAS
V
Current sense trip level
350
500
250
600
350
500
250
600
mV
TH
Propagation delay to output
drivers
t
C =2nF
L
ns
PD
Error Amplifier
I
Input bias current
1
5
1
5
µA
BIAS
Input common-mode voltage
range
V
0
0
V
CM
V
Large-signal voltage gain
Power supply rejection ratio
V =1V to 11V
OUT
70
60
90
70
60
90
dB
dB
OL
PSRR
V
V
=+50mV, I =-150µA
11.5
11.7
0.2
11.5
11.7
0.2
V
V
IN
L
V
O
Output voltage swing
=-50mV, I =+150µA
0.5
0.5
IN
L
DC ELECTRICAL CHARACTERISTICS
(Continued) Limits apply at V =12V +10%, V
=5V and over operating temperature range unless otherwise specified. Typical data applies at
DD
REF
T =25°C.
A
1153
August 31, 1994