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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 SOFT START Source current of SS_SYNC VSS_SYNC = 0.5 V 0.7 1 1.3 µA Source current of SS2 VSS2 = 0.5 V 0.7 1 1.3 µA Source current of SS3 VSS3 = 0.5 V 0.7 1 1.3 µA ISS Source current of SS5 VSS5 = 0.5 V 0.7 1 1.3 µA Source current of SS6 VSS6 = 0.5 V 0.7 1 1.3 µA Source current of SSLDO5 VSSLDO5 = 0.5 V 0.35 0.65 µA VSS3OK SS3OK threshold voltage 1.2 1.6 2 V LOGIC INPUT/OUTPUT VOH(2) High-level logic output voltage 2.5 ILDO1 = 0 mA, IDOUT = –0.5 mA V VOL(2) Low-level logic output voltage 0.4 START-UP CIRCUIT VWU Wake-up voltage Monitoring VCC8 1.6 V CH-1 Vout1 = 0000(bin), TA = –10 ~ 65°C 2.744 2.8 2.856 V Vout1 = 0001(bin), TA = –10 ~ 65°C 2.695 2.75 2.805 V Vout1 = 0010(bin), TA = –10 ~ 65°C 2.646 2.7 2.754 V Vout1 = 0001(bin), TA = –10 ~ 65°C 2.597 2.65 2.703 V Vout1 = 0100(bin), TA = –10 ~ 65°C 2.548 2.6 2.652 V Vout1 = 0101(bin), TA = –10 ~ 65°C 2.499 2.55 2.601 V Vout1 = 0110(bin), TA = –10 ~ 65°C 2.450 2.5 2.550 V Vout1 = 0111(bin), TA = –10 ~ 65°C 3.138 3.2 3.264 V VCH1 Error amp center voltage Vout1 = 1000(bin), TA = –10 ~ 65°C 3.087 3.15 3.213 V Vout1 = 1001(bin), TA = –10 ~ 65°C 3.038 3.1 3.162 V Vout1 = 1010(bin), TA = –10 ~ 65°C 2.989 3.05 3.111 V Vout1 = 1011(bin), TA = –10 ~ 65°C 2.940 3 3.060 V Vout1 = 1100(bin), TA = –10 ~ 65°C 2.891 2.95 3.009 V Vout1 = 1101(bin), TA = –10 ~ 65°C 2.842 2.9 2.958 V Vout1 = 1110(bin), TA = –10 ~ 65°C 2.793 2.85 2.907 V Vout1 = 1111(bin), TA = –10 ~ 65°C 2.769 2.825 2.88 V gm1 gm value of error amp 0.8 1 1.2 mS VOCH1(3) Output voltage On EVM, TA = –10 ~ 65°C 2.744 2.8 2.856 V ∆Vli11(3) Line regulation (CROSS state) On EVM –28 28 mV ∆Vli12(3) Line regulation (DOWN state) On EVM –28 28 mV ∆Vlo11(3) Load regulation (CROSS state) On EVM –28 28 mV ∆Vlo12(3) Load regulation (DOWN state) On EVM –28 28 mV IOUT1(3) Minimum Load current On EVM, VCC1=1.8 V 400 mA VSCP1 SCP detector threshold Ratio to VCH1 75% 80% 85% Vmod11 Mode selector threshold, rising edge Ratio to VCH1 130% 135% 137% Vmod12 Mode selector threshold, falling edge Ratio to VCH1 120% 125% 127% (2) Logic output pin is DOUT. (3) Not production tested. Assured by design. Using reference EVM. 4 |
