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TPS60123PWPRG4 Datasheet(PDF) 10 Page - Texas Instruments |
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TPS60123PWPRG4 Datasheet(HTML) 10 Page - Texas Instruments |
10 / 39 page TPS60120, TPS60121, TPS60122, TPS60123, TPS60124, TPS60125 REGULATED 200-mA HIGH EFFICIENCY CHARGE PUMP DC/DC CONVERTERS SLVS257B – NOVEMBER 1999 – REVISED AUGUST 2000 10 POST OFFICE BOX 655303 • DALLAS, TEXAS 75265 electrical characteristics at CI = 10 µF, C1F = C2F = 2.2 µF, CO = 22 µF, TC = –40°C to 85°C, VI = 2 V, VFB = VO and V(ENABLE) = VI (unless otherwise noted) (continued) PARAMETER TEST CONDITIONS MIN TYP MAX UNIT V(PGTRIP) Power-good trip voltage TPS60121, TPS60123, TPS60125 TC = 0°C to 70°C 0.86 × VO 0.90 × VO 0.94 × VO V Vhys(PG) Power-good trip voltage hysteresis TPS60121, TPS60123, TPS60125 VO ramping negative, TCA = 0°C to 70°C 0.8% VO(PG) Power-good output voltage low (see Note 2) TPS60121, TPS60123, TPS60125 VO = 0 V, I(PG,SINK) = 1 mA 0.4 V Ilkg(PG) Power-good leakage current TPS60121, TPS60123, TPS60125 VO = 3.3 V, V(PG) = 3.3 V 0.01 0.1 µA NOTE 2: During start-up the LBO and PG output signal is invalid for the first 500 µs. PARAMETER MEASUREMENT INFORMATION IN IN LBI C1+ C1– ENABLE PGND GND OUT OUT FB LBO C2+ C2– Ci 10 µF C2 2.2 µF C1 2.2 µF R1 R2 Off/On R3 TPS6012x Co 2 x 10 µF Used capacitor types: Ci: Ceramic, X7R Co: Ceramic, X7R C1, C2: Ceramic, X7R Figure 5. Circuit Used For Typical Characteristics Measurements TYPICAL CHARACTERISTICS Table of Graphs FIGURE η Efficiency vs Output Current (TPS60120, TPS60122, and TPS60124) 6, 7, 8 η Efficiency vs Input Voltage (TPS60120, TPS60122, and TPS60124) 9, 10, 11 I Supply Current vs Input Voltage 12 VO Output Voltage vs Output Current (TPS60120, TPS60122, and TPS60124) 13, 14, 15 VO Output Voltage vs Input Voltage (TPS60120, TPS60122, and TPS60124) 16, 17, 18 VO Output Voltage Ripple vs Time 19, 20, 21 VPP Output Voltage Ripple Amplitude vs Input Voltage 22 f(OSC) Oscillator Frequency vs Input Voltage 23 Load Transient Response 24 Line Transient Response 25 VO Output Voltage vs Time (Start-Up Timing) 26 |
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