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TEA1532BT Datasheet(PDF) 3 Page - NXP Semiconductors |
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TEA1532BT Datasheet(HTML) 3 Page - NXP Semiconductors |
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3 / 23 page  TEA1532BT_TEA1532CT_1 © NXP B.V. 2007. All rights reserved. Product data sheet Rev. 01 — 18 January 2007 3 of 23 NXP Semiconductors TEA1532BT; TEA1532CT GreenChip II SMPS control IC 5. Block diagram (1) Switch S3 is not controlled in the TEA1532BT (fixed as drawn). Fig 1. Block diagram SUPPLY MANAGEMENT internal supply UVLO start Vmains(oper)(en) VCC 1 2 4 GND S1 CTRL OSCILLATOR DCM AND CCM DETECTION LOGIC LOGIC BROWN-OUT PROTECTION soft start S2 OVER- TEMPERATURE PROTECTION SQ R UVLO Q MAXIMUM ON-TIME PROTECTION POWER-ON RESET −1 VALLEY 80 mV clamp DRIVER START-UP CURRENT SOURCE 0.5 V 6 SENSE 7 DRIVER coa047 5 DEM 8 DRAIN OCP LEB blank Istartup(soft) ∆Isc/∆t 0.63 V SQ R VCC < 4.5 V Q −50 mV TEA1532BT TEA1532CT Osc_Rdy Duty_Max SLOPE COMPENSATION 5.6 V control detect Ich 3 PROTECT 5.6 V Idch 300 Ω protect detect 3 V 2.5 V S3 (1) DCM and CCM |
Similar Part No. - TEA1532BT |
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Similar Description - TEA1532BT |
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