TDA5141A Philips Semiconductors, TDA5141A Datasheet - Page 10

• Manufacturer Part Number: TDA5141A
• Description: Brushless DC motor drive circuit
• Manufacturer: Philips Semiconductors

Philips Semiconductors
Notes
1. An unstabilized supply can be used.
2. V
3. Switching levels with respect to MOT1, MOT2 and MOT3.
4. Drivers are in the high-impedance OFF-state.
5. The outputs are short-circuit protected by limiting the current and the IC temperature.
APPLICATION INFORMATION
April 1994
CAP-CD
I
I
I
V
V
CAP-DC
I
I
I
V
V
SYMBOL
sink
source
sink
sink
source
sink
IL
IH
IL
IH
Brushless DC motor drive circuit
(1) Value selected for 3 Hz start-up oscillator frequency.
/I
/I
VMOT
source
source
= V
output sink current
output source current
ratio of sink to source current
LOW level input voltage
HIGH level input voltage
output sink current
output source current
ratio of sink to source current
LOW level input voltage
HIGH level input voltage
Fig.8 Application diagram without use of the operational transconductance amplifier (OTA).
P
, all other inputs at 0 V; all outputs at V
PARAMETER
P
; I
CONDITIONS
O
10
= 0 mA.
10.6
1.85
850
2.3
10.1
0.9
850
2.3
5.3
20.9
MIN.
16.2
2.05
875
2.4
15.5
1.025
875
2.4
8.1
15.5
TYP.
Product specification
22
2.25
900
2.55
20.9
1.15
900
2.55
11
10.1
MAX.
TDA5141
mV
V
mV
V
UNIT
A
A
A
A