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TAS5631BDKD Datasheet(PDF) 5 Page - Texas Instruments |
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TAS5631BDKD Datasheet(HTML) 5 Page - Texas Instruments |
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5 / 32 page  TAS5631B www.ti.com SLES263 – NOVEMBER 2010 TERMINAL FUNCTIONS (continued) TERMINAL Function(1) DESCRIPTION NAME PHD NO. DKD NO. BST_D 27 24 P HS bootstrap supply (BST); external 0.033-mF capacitor to OUT_D required CLIP 18 — O Clipping warning; open drain; active-low C_STARTUP 3 5 O Start-up ramp requires a charging capacitor of 4.7 nF to AGND. TEST 12 14 I Connect to VREG node GND 7, 23, 24, 57, 58 9 P Ground GND_A 48, 49 38 P Power ground for half-bridge A GND_B 46, 47 37 P Power ground for half-bridge B GND_C 34, 35 30 P Power ground for half-bridge C GND_D 32, 33 29 P Power ground for half-bridge D GVDD_A 55 — P Gate drive voltage supply requires 0.1-mF capacitor to AGND. GVDD_B 56 — P Gate drive voltage supply requires 0.1-mF capacitor to AGND. GVDD_C 25 — P Gate drive voltage supply requires 0.1-mF capacitor to AGND. GVDD_D 26 — P Gate drive voltage supply requires 0.1-mF capacitor to AGND. GVDD_AB — 44 P Gate drive voltage supply requires 0.22-mF capacitor to AGND. GVDD_CD — 23 P Gate drive voltage supply requires 0.22-mF capacitor to AGND. INPUT_A 4 6 I Input signal for half-bridge A INPUT_B 5 7 I Input signal for half-bridge B INPUT_C 10 12 I Input signal for half-bridge C INPUT_D 11 13 I Input signal for half-bridge D M1 20 20 I Mode selection M2 21 21 I Mode selection M3 22 22 I Mode selection NC 59–62 – — No connect; pins may be grounded. NC 13, 14 15, 16 — No connect; pins may be grounded. OC_ADJ 1 3 O Analog overcurrent programming pin requires resistor to ground. OTW — 18 O Overtemperature warning signal, open-drain, active-low OTW1 16 — O Overtemperature warning signal, open-drain, active-low OTW2 17 — O Overtemperature warning signal, open-drain, active-low OUT_A 52, 53 39, 40 O Output, half-bridge A OUT_B 44, 45 36 O Output, half-bridge B OUT_C 36, 37 31 O Output, half-bridge C OUT_D 28, 29 27, 28 O Output, half-bridge D PSU_REF 63 1 P PSU reference requires close decoupling of 4.7 mF to AGND. Power-supply input for half-bridge A requires close decoupling of 0.01-mF capacitor in PVDD_A 50, 51 41, 42 P parallel with 1-mF capacitor to GND_A. Power-supply input for half-bridge B requires close decoupling of 0.01-mF capacitor in PVDD_B 42, 43 35 P parallel with 1-mF capacitor to GND_B. Power-supply input for half-bridge C requires close decoupling of 0.01-mF capacitor in PVDD_C 38, 39 32 P parallel with 1-mF capacitor to GND_C. Power-supply input for half-bridge D requires close decoupling of 0.01-mF capacitor in PVDD_D 30, 31 25, 26 P parallel with 1-mF capacitor to GND_D. READY 19 19 O Normal operation; open-drain; active-high RESET 2 4 I Device reset input; active-low SD 15 17 O Shutdown signal; open-drain, active-low Power supply for digital voltage regulator requires a 47-mF capacitor in parallel with a VDD 64 2 P 0.1-mF capacitor to GND for decoupling. VI_CM 6 8 O Analog comparator reference node requires close decoupling of 4.7 mF to AGND. VREG 9 11 P Digital regulator supply filter pin requires 0.1-mF capacitor to AGND. Copyright © 2010, Texas Instruments Incorporated Submit Documentation Feedback 5 Product Folder Link(s): TAS5631B |
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