tda5144t NXP Semiconductors, tda5144t Datasheet - Page 9

• Manufacturer Part Number: tda5144t
• Description: Brushless Dc Motor Drive Circuit
• Manufacturer: NXP Semiconductors

Philips Semiconductors
Notes to the characteristics
1. An unstabilized supply can be used.
2. V
3. Switching levels with respect to MOT1, MOT2 and
4. Drivers are in the high-impedance OFF-state.
5. The outputs are short-circuit protected by limiting the
APPLICATION INFORMATION
June 1994
Brushless DC motor drive circuit
(1) Value selected for 3 Hz start-up oscillator frequency.
I
MOT3.
current and the IC temperature.
O
VMOT
= 0 mA.
= V
Fig.7 Application diagram without use of the operational transconductance amplifier (OTA).
P
, all other inputs at 0 V; all outputs at V
P
;
9
Fig.6 Output transition time measurement.
Product specification
TDA5144