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LTC2974 数据表(PDF) 69 Page - Linear Technology |
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LTC2974 数据表(HTML) 69 Page - Linear Technology |
69 / 136 page LTM4676A 69 4676afa For more information www.linear.com/LTM4676A applicaTions inForMaTion VOUTn (V) VINn (V) REF. CIRCUIT* COUTHn (CERAMIC OUTPUT CAP) COUTLn (BULK OUTPUT CAP) CONNECT COMPna TO COMPnb? (INTERNAL LOOP COMP) RTHn (EXT LOOP COMP) (kΩ) CTHn (EXT LOOP COMP) (nF) fSW (kHz) FSWPHCFG PIN- STRAP, RESISTOR TO SGND (Table 4) (kΩ) VOUTn CFG PIN- STRAP RESISTOR TO SGND (Table 2) (kΩ) VTRIMnCFG PIN- STRAP, RESISTOR TO SGND (Table 3) (kΩ) TRANS- IENT DROOP (0A TO 6.5A) (mV) PK-PK DEVI- ATION (0A TO 6.5A TO 0A) (mV) RECOV- ERY TIME (µs) 0.9 5 Test Ckt. 2 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 350 22.6 1.65 None 42 79 45 0.9 5 Test Ckt. 2 100µF × 3 330µF No. Use RTH, CTH 4.12 2.2 350 22.6 1.65 None 91 162 40 0.9 12 Test Ckt. 1 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 350 22.6 1.65 None 42 79 45 0.9 12 Test Ckt. 1 100µF × 3 330µF No. Use RTH, CTH 4.12 2.2 350 22.6 1.65 None 91 162 40 0.9 24 Test Ckt. 1 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 250 32.4 1.65 None 45 85 45 0.9 24 Test Ckt. 1 100µF × 3 330µF No. Use RTH, CTH 4.12 2.2 350 22.6 1.65 None 94 165 40 1 5 Test Ckt. 2 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 350 22.6 2.43 0 44 85 45 1 5 Test Ckt. 2 100µF × 3 330µF No. Use RTH, CTH 4.22 2.2 350 22.6 2.43 0 90 160 40 1 12 Test Ckt. 1 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 350 22.6 2.43 0 44 85 45 1 12 Test Ckt. 1 100µF × 3 330µF No. Use RTH, CTH 4.22 2.2 350 22.6 2.43 0 90 160 40 1 24 Test Ckt. 1 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 250 32.4 2.43 0 47 90 45 1 24 Test Ckt. 1 100µF × 3 330µF No. Use RTH, CTH 4.22 2.2 350 22.6 2.43 0 93 164 40 1.2 5 Test Ckt. 2 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 350 22.6 3.24 0 45 85 45 1.2 5 Test Ckt. 2 100µF × 3 330µF No. Use RTH, CTH 4.42 2.2 350 22.6 3.24 0 89 149 40 1.2 12 Test Ckt. 1 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 350 22.6 3.24 0 45 85 45 1.2 12 Test Ckt. 1 100µF × 3 330µF No. Use RTH, CTH 4.42 2.2 350 22.6 3.24 0 89 149 40 1.2 24 Test Ckt. 1 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 350 22.6 3.24 0 48 81 45 1.2 24 Test Ckt. 1 100µF × 3 330µF No. Use RTH, CTH 4.42 2.2 350 22.6 3.24 0 92 154 40 1.5 5 Test Ckt. 2 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 350 22.6 4.22 None 45 85 45 1.5 5 Test Ckt. 2 100µF × 3 330µF No. Use RTH, CTH 4.75 2.2 350 22.6 4.22 None 89 149 40 1.5 12 Test Ckt. 1 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 350 22.6 4.22 None 45 85 45 1.5 12 Test Ckt. 1 100µF × 3 330µF No. Use RTH, CTH 4.75 2.2 350 22.6 4.22 None 89 149 40 1.5 24 Test Ckt. 1 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 425 18.0 4.22 None 48 91 45 1.5 24 Test Ckt. 1 100µF × 3 330µF No. Use RTH, CTH 4.75 2.2 350 22.6 4.22 None 93 156 40 1.8 5 Test Ckt. 2 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 425 18.0 6.34 0 45 85 45 1.8 5 Test Ckt. 2 100µF × 3 330µF No. Use RTH, CTH 4.99 2.2 500 None 6.34 0 88 144 40 1.8 12 Test Ckt. 1 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 500 None 6.34 0 45 85 45 1.8 12 Test Ckt. 1 100µF × 3 330µF No. Use RTH, CTH 4.99 2.2 500 None 6.34 0 88 144 40 1.8 24 Test Ckt. 1 100µF × 7 None Yes, cf. Fig. 69 N/A N/A 500 None 6.34 0 48 92 45 Table 20. LTM4676 Channel Output Voltage Response vs Component Matrix. 6.5A Load-Stepping at 6.5A/µs. Typical Measured Values COUTH VENDORS PART NUMBER COUTL VENDORS PART NUMBER AVX 12106D107MAT2A (100µF, 6.3V, 1210 Case Size) Sanyo POSCAP 6TPF330M9L (330µF, 6.3V, 9mΩ ESR, D3L Case Size) Murata GRM32ER60J107ME20L (100µF, 6.3V, 1210 Case Size) Sanyo POSCAP 6TPD470M (470µF, 6.3V, 10mΩ ESR, D4D Case Size) Taiyo Yuden JMK325BJ107MM-T (100µF, 6.3V, 1210 Case Size) Sanyo POSCAP 2R5TPE470M9 (470µF, 2.5V, 9mΩ ESR, D2E Case Size) TDK C3225X5R0J107MT (100µF, 6.3V, 1210 Case Size) |
类似零件编号 - LTC2974 |
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类似说明 - LTC2974 |
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