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6 page 
www.ti.com TPS65520 SLVS557A – MARCH 2005 – REVISED MARCH 2005 ELECTRICAL CHARACTERISTICS (continued) T A = 25°C, VCC1 = 3.6 V, VCC2 = 3.6 V, VCC5 = 4.9 V, VCC7 = 4.9 V, VCC8 = 3.6 V, VCH8 = 3.6 V, VCH3 = 4.9 V, VCH_GD = 4.9 V, LDO4_ON = L, and all register bits are default value (unless otherwise noted) . PARAMETER TEST CONDITIONS MIN TYP MAX UNIT CH-4 Vout4 = 00(bin), TA = –10 ~ 65°C 14.700 15 15.300 V Vout4 = 01(bin), TA = –10 ~ 65°C 15.190 15.5 15.810 V VCH4 Error amp center voltage Vout4 = 10(bin), TA = –10 ~ 65°C 15.680 16 16.320 V Vout4 = 11(bin), TA = –10 ~ 65°C 16.170 16.5 16.830 V gm4 gm value of error amp 0.8 1 1.2 mS VoCH4(4) Output voltage On EVM, TA = –10 ~ 65°C 14.700 15.0 15.300 V ∆Vli4(4) Line regulation On EVM –150 150 mV ∆Vlo4(4) Load regulation On EVM –150 150 mV IOUT4(4) Minimum Load current On EVM, [CH-4 input voltage] = 1.8 V 50 mA VSCP4 SCP detector threshold Ratio to VCH4 75% 80% 85% CH-5 Vout5=00(bin), TA = –10 ~ 65°C –7.650 –7.5 –7.350 V Vout5=01(bin), TA = –10 ~ 65°C –8.160 –8.0 –7.840 V VCH5 Error amp center voltage Vout5=10(bin), TA = –10 ~ 65°C –8..670 –8.5 –8.330 V Vout5=11(bin), TA = –10 ~ 65°C –9.180 –9.0 –8.820 V gm5 gm value of error amp 0.8 1.0 1.2 mS VoCH5(5) Output voltage On EVM, TA = –10 ~ 65°C –7.650 –7.5 –7.350 V ∆Vli5(5) Line regulation On EVM –75 75 mV ∆Vlo5(5) Load regulation On EVM –75 75 mV IOUT5(5) Minimum Load current On EVM,VCC5 = 4.9 V 50 mA VSCP5 SCP detector threshold 75% 80% 85% CH-6 Vout5 = 00(bin), TA = –10 ~ 65°C 0.2482 0.264 0.2798 V VFB6 Error amp center voltage Vout5 = 01(bin), TA = –10 ~ 65°C 0.4136 0.440 0.4664 V Vout5 = 10(bin), TA = –10 ~ 65°C 0.1654 0.176 0.1866 V gm6 gm value of error amp 0.8 1 1.2 mS ICH6(5) Output voltage On EVM, TA = –10 ~ 65°C 11.28 12 12.72 mA ∆Vli6(5) Line regulation of VFB6 On EVM –120 120 µA VOCP OCP detector threshold Monitor at FB6 0.80 0.85 0.90 V VOVP6 OVP detector threshold 21.0 22 23.0 V VREF6L CH-6 disable threshold, low side 0.16 0.21 0.26 V VREF6H CH-6 disable threshold, high side VCH1 = 2.8 V 1.7 2 2.3 V VfDI6 Forward voltage of integrated diode I(OUT6 = VCH6) = 20 mA 0.9 V (5) Not production tested. Assured by design. Using reference EVM. 6 |
