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TEA1781T データシート(PDF) 5 Page - NXP Semiconductors |
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TEA1781T データシート(HTML) 5 Page - NXP Semiconductors |
5 / 32 page TEA1781_82_1 © NXP B.V. 2009. All rights reserved. Preliminary data sheet Rev. 01 — 13 February 2009 5 of 32 NXP Semiconductors TEA1781T; TEA1782T GreenChip PC secondary control ICs 6.2 Pin description Table 2. TEA1781T pin description Symbol Pin Description FSB_5V 1 floating supply switch SB_5V GSB_5V 2 gate driver switch SB_5V DF_5V 3 drain voltage of switch SF_5V VSTARTUP 4 start-up voltage connected to rectified secondary winding voltage OCP 5 overcurrent protection CS_5V 6 current sense 5 V output VOUT_5V 7 output voltage 5 V output VSENSE_5V 8 sense voltage 5 V output VNTC 9 NTC voltage ENABLE 10 enabling Normal mode PGND_5V 11 power ground 5 V output GSF_5V 12 gate driver switch SF_5V GND 13 ground GND 14 ground VDD 15 supply voltage GSF_3V3 16 gate driver switch SF_3V3 PGND_3V3 17 power ground 3V3 output PWROK 18 power OK VSENSE_3V3 19 sense voltage 3.3 V output VOUT_3V3 20 output voltage 3.3 V output CS_3V3 21 current sense 5 V output PGOOD 22 PowerGood (delay setting for power OK) DF_3V3 23 drain voltage of switch SF_3V3 GSB_3V3 24 gate driver switch SB_3V3 FSB_3V3 25 gate driver switch SB_3V3 WND_SEC_2 26 secondary transformer 3.3 V / 5 V winding voltage GSR 27 gate driver switch SR (3.3 V / 5 V) FSR 28 floating supply switch SR (3.3 V / 5 V) Table 3. TEA1782T Pin description Symbol Pin Description FSB_12V 1 floating supply switch SB_12V GSB_12V 2 gate driver switch SB_12V DF_12V 3 drain voltage of switch SF_12V OCP_12V 4 overcurrent protection 12 V output CS_12V 5 current sense 12 V output VOUT_12V1 6 output voltage 12 V1 output VOUT_12V2 7 output voltage 12 V2 output EN_NM 8 enable Normal mode |
同様の部品番号 - TEA1781T |
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同様の説明 - TEA1781T |
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