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SA5570 Datasheet(PDF) 3 Page - NXP Semiconductors |
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SA5570 Datasheet(HTML) 3 Page - NXP Semiconductors |
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3 / 5 page  Philips Semiconductors Linear Products Product specification NE/SA5570 Brushless DC motor controller August 31, 1994 1153 RECOMMENDED OPERATING CONDITIONS SYMBOL PARAMETER RATING UNIT TA Ambient temperature range NE Grade 0 to 70 °C SA Grade -40 to 85 °C SE Grade -55 to 125 °C TJ Junction temperature range NE Grade 0 to 90 °C SA Grade -40 to 105 °C SE Grade -55 to 145 °C VDD Supply voltage 9.6 to 14.4 V DC ELECTRICAL CHARACTERISTICS Limits apply at VDD=12V ±10%, VREF=5V and over operating temperature range unless otherwise specified. Typical data applies at TA=25°C SYMBOL PARAMETER TEST CONDITIONS SA/NE5570 SE5570 UNIT SYMBOL PARAMETER TEST CONDITIONS Min Typ Max Min Typ Max UNIT Oscillator fO Frequency initial accuracy TA=25°C, RT=2.49kΩ, CT=22nF 18.5 20 21 18.5 20 21 kHz fC Frequency drift over temp RT=2.49kΩ, CT=22nF 18 22 18 22 kHz Supply voltage sensitivity TA=25°C ±2 ±2 %/V Output pulse width TA=25°C, RT=2.49kΩ, CT=22nF 500 1000 500 1000 ns Motor Phase Pre-Drivers tR Rise time RL=2kΩ to Gnd, CL=2nF [1V to 11V] 500 500 ns tF Fall time RL=2kΩ to VCC, CL=2nF [1V to 11V] 500 500 ns IOUT ISOURCE VOH=8V 80 80 mA IOUT ISINK VOL=3.1V 80 80 mA VOH ISOURCE=5mA 11 11.8 11 11.8 V VOUT VOH ISOURCE=80mA (over temp) 8 10 8 10 V VOL ISINK=5mA 0.4 1 0.4 1 V VOL ISINK=80mA (over temp) 2 3.1 2 3.1 PWM Comparator IBIAS Input bias current 1 1 µA Current Sense Comparator IBIAS Input bias current 1 1 µA VTH Current sense trip level 350 500 600 350 500 600 mV tPD Propagation delay to output drivers CL=2nF 250 250 ns Error Amplifier IBIAS Input bias current 1 1 µA VCM Input common-mode voltage range 0 5 0 5 V VOL Large-signal voltage gain VOUT=1V to 11V 70 90 70 90 dB PSRR Power supply rejection ratio 60 60 dB VO Output voltage swing VIN=+50mV, IL=-150µA VIN=-50mV, IL=+150µA 11.5 11.7 0.2 0.5 11.5 11.7 0.2 0.5 V V DC ELECTRICAL CHARACTERISTICS (Continued) Limits apply at VDD=12V +10%, VREF=5V and over operating temperature range unless otherwise specified. Typical data applies at TA=25°C. |
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