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TPIC43T02 Datasheet(PDF) 8 Page - Texas Instruments |
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TPIC43T02 Datasheet(HTML) 8 Page - Texas Instruments |
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8 / 28 page  TPIC43T01, TPIC43T02 THREE-PHASE BRUSHLESS MOTOR RPM CONTROLLERS SLIS098 – APRIL 2000 8 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics, TC = 25°C, VCC = 24V (unless otherwise noted) (continued) digital input pins PARAMETER TEST CONDITIONS MIN TYP MAX UNIT VIH Digital input high level input voltage Interface from 3.3 V controller 2.2 V VIL Digital input low level input voltage Interface from 3.3 V controller 1.1 V I(pullup) Digital input pullup current, S/S, FSEL VIN = 2.2 V –9 –14 –18 µA I(F/R) Digital input pulldown current, F/R VIN = 1.1 V 17.5 27 35 µA I(TEST) TEST input pulldown current VIN = 1.1 V 130 200 250 µA switching characteristics, TC = 25°C, VCC = 24 V charge pump PARAMETER TEST CONDITIONS MIN TYP MAX UNIT f(CP) Switching frequency 180 kHz f(CP) Switching frequency TC = 0 to 70°C 140 220 kHz FG signal conditioning PARAMETER TEST CONDITIONS MIN TYP MAX UNIT BW Gain bandwidth (see Note 2) 200 kHz NOTE 2. Design target only. Not tested in production. FG reference crystal oscillator PARAMETER TEST CONDITIONS MIN TYP MAX UNIT f(OSC) Crystal frequency range (see Note 2) 5 6.87 10 MHz f(OSC1) OSC1 frequency range OSC1 driven externally, see FG Reference Oscillator section 1 10 MHz NOTE 2. Design target only. Not tested in production. PWM control PARAMETER TEST CONDITIONS MIN TYP MAX UNIT f(PWM) PWM frequency 22.7 kHz f(PWM) PWM frequency TC = 0 to 70°C 18 27 kHz t(DT) Gate drive dead time control See Figure 3 1 3.2 µs digital filter f(s) RC oscillator PARAMETER TEST CONDITIONS MIN TYP MAX UNIT f(CT) Oscillator frequency (see Note 2) 1/(2 × RT × CT) ±10% Hz NOTE 2. Design target only. Not tested in production. lock detection timer PARAMETER TEST CONDITIONS MIN TYP MAX UNIT f(CLT) CLT oscillator frequency (see Note 2) 1/(2 × RT × CLT) ±10% Hz NOTE 2. Design target only. Not tested in production. lock detection PARAMETER TEST CONDITIONS MIN TYP MAX UNIT LDERR† Lock detect threshold ±5 % † Non JEDEC symbol. |
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