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TDA8939TH 데이터시트(PDF) 4 Page - NXP Semiconductors |
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TDA8939TH 데이터시트(HTML) 4 Page - NXP Semiconductors |
4 / 21 page 9397 750 13023 © Koninklijke Philips Electronics N.V. 2004. All rights reserved. Objective data sheet Rev. 01 — 22 April 2004 4 of 21 Philips Semiconductors TDA8939 Zero dead time Class-D 7.5 A power comparator 7. Pinning information 7.1 Pinning 7.2 Pin description Fig 2. Pin configuration. TDA8939 VSSD VSSA1 VDDP1 IN1N BOOT1 VDDA1 OUT1 IN1P VSSP1 POWERUP STAB1 ENABLE STAB2 DIAGN VSSP2 CGND OUT2 IN2P BOOT2 VDDA2 VDDP2 IN2N n.c. VSSA2 001aaa625 24 23 22 21 20 19 18 17 16 15 14 13 11 12 9 10 7 8 5 6 3 4 1 2 Table 3: Pin description Symbol Pin Description VSSA1 1 negative analog supply voltage for channel 1 IN1N 2 inverting input channel 1 VDDA1 3 positive analog supply voltage for channel 1 IN1P 4 non-inverting input channel 1 POWERUP 5 enable input for switching on internal reference sources ENABLE 6 digital enable input DIAGN 7 digital open-drain diagnostic output for OTP, OCP, OVP and UVP (active LOW) CGND 8 common ground, reference ground for diagnostic, enable and power-up IN2P 9 non-inverting input channel 2 VDDA2 10 positive analog supply voltage for channel 2 IN2N 11 inverting input channel 2 VSSA2 12 negative analog supply voltage for channel 2 n.c. 13 not connected VDDP2 14 positive power supply voltage for channel 2 BOOT2 15 bootstrap capacitor 2 OUT2 16 PWM output channel 2 VSSP2 17 negative power supply voltage for channel 2 STAB2 18 decoupling internal stabilizer for logic supply channel 2 |
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