tda5145ts-c1 NXP Semiconductors, tda5145ts-c1 Datasheet - Page 8

• Manufacturer Part Number: tda5145ts-c1
• Description: Brushless Dc Motor Drive Circuit
• Manufacturer: NXP 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.
1998 Oct 27
handbook, full pagewidth
Brushless DC motor drive circuit
VMOT
= V
P
, all other inputs at 0 V; all outputs at V
V MOT0
back EMF signal
Fig.4 Switching levels with respect to MOT1, MOT2 and MOT3.
handbook, halfpage
V CSW
2.0 V
Fig.5 Output transition time measurement.
12.5 V
t r
P
hysteresis 75 V typ.
; I
o
8
= 0 mA.
V CSW
t f
12.5 V
2.0 V
MGR382
MOT1, MOT2 and MOT3
comparator threshold
voltages
MGR381
TDA5145TS
Product specification