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TPS43330-Q1 Datasheet(PDF) 11 Page - Texas Instruments |
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TPS43330-Q1 Datasheet(HTML) 11 Page - Texas Instruments |
11 / 35 page VIN SYNC GA1 FBA GA2 CBA SA1 SA2 PGNDA COMPA ENA PGA GC2 VREG DLYAB RT PHA SSA EXTSUP Filter timer + – 0.8V + + - - - + PWM comp + Slope Comp gm OTA Current sense Amp PWM logic 40 A m 40 A m Internal ref (Band gap) VREF SA2 VREF VREF Gate Driver Supply Internal Oscillator SYNC & LPM ENA 1 A m EN Source/ Sink Logic ENB VIN VIN 500 nA 500 nA 1 A m SSB ENB Duplicate for second Buck controller channel GB1 FBB GB2 CBB SB1 SB2 PGNDB COMPB PGB PHB VREG SSA PWM Logic + - Vref VBAT VIN + - 0.2V gm OTA OCP DIV DS COMPC GC1 ENC PWM comp - + AGND Second Buck Controller Channel 38 37 35 22 20 4 14 16 25 17 18 1 36 2 3 19 23 24 26 27 28 29 30 31 32 33 34 21 15 13 12 11 10 8 7 6 5 9 + VREG PGNDA FBA TPS43330-Q1 TPS43332-Q1 www.ti.com SLVSA82A – MARCH 2011 – REVISED NOVEMBER 2011 Figure 2. Functional Block Diagram Copyright © 2011, Texas Instruments Incorporated Submit Documentation Feedback 11 Product Folder Link(s): TPS43330-Q1 TPS43332-Q1 |
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