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TEA1211 Datasheet(PDF) 4 Page - NXP Semiconductors |
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TEA1211 Datasheet(HTML) 4 Page - NXP Semiconductors |
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4 / 23 page  2003 Oct 13 4 Philips Semiconductors Preliminary specification High efficiency auto-up/down DC/DC converter TEA1211HN 5 BLOCK DIAGRAM handbook, full pagewidth MDB001 I2C-BUS INTERFACE TEMPERATURE PROTECTION INTERNAL SUPPLY BANDGAP REFERENCE 13 MHz OSCILLATOR CLOCK SELECTOR DIGITAL CONTROLLER N-type power FETs N-down TEA1211HN LXB LXA n.c. IN 2, 31, 32 29 6, 8, 17, 19 28 12 13 30 27 23, 25, 26 14, 15, 21, 22, 24 1, 3, 4, 10, 11 5, 7, 9, 16, 18, 20 SYNC/PWM SHDWN SCL SDA ILIM GND FB OUT Current limit comparator Window comparator P-type power FET P-down sense FET P-type power FET P-up N-up Fig.1 Block diagram. 6 PINNING SYMBOL PIN DESCRIPTION LXA 1 inductor connection 1 IN 2 input voltage LXA 3 inductor connection 1 LXA 4 inductor connection 1 GND 5 ground n.c. 6 not connected GND 7 ground n.c. 8 not connected GND 9 ground LXA 10 inductor connection 1 LXA 11 inductor connection 1 SCL 12 serial clock input line I2C-bus SDA 13 serial data input/output line I2C-bus LXB 14 inductor connection 2 LXB 15 inductor connection 2 GND 16 ground n.c. 17 not connected GND 18 ground n.c. 19 not connected GND 20 ground LXB 21 inductor connection 2 LXB 22 inductor connection 2 OUT 23 output voltage LXB 24 inductor connection 2 OUT 25 output voltage OUT 26 output voltage FB 27 feedback input SHDWN 28 shut-down input SYNC/PWM 29 synchronization clock input, PWM-only input ILIM 30 current limit resistor connection IN 31 input voltage IN 32 input voltage SYMBOL PIN DESCRIPTION |
Similar Part No. - TEA1211 |
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Similar Description - TEA1211 |
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