JAJSQC0 データシート

JAJSQC0 January 2024 TPS7A20L

PRODUCTION DATA

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5.7 Typical Characteristics

V_IN = V_OUT(NOM) + 0.3 V or 1.6 V (whichever is greater), V_OUT = 2.8 V, I_OUT = 1 mA, C_IN = 1 µF, C_OUT = 1 µF, and T_A = 25°C (unless otherwise noted)

V_EN = 1 V

Figure 5-1 Line Regulation vs V_IN

V_IN = 3.1 V, V_EN = 1 V

Figure 5-3 Load Regulation vs I_OUT

V_OUT = 5.5 V, V_EN = 1 V

Figure 5-5 Load Regulation vs I_OUT

V_EN = 1 V

Figure 5-7 Output Voltage Accuracy vs I_OUT

V_OUT = 5.5 V, V_EN = 1 V

Figure 5-9 Output Voltage Accuracy vs I_OUT

V_EN = 1 V, I_OUT = 1 mA

Figure 5-11 Output Voltage Accuracy vs V_IN

V_EN = 1 V

Figure 5-13 Dropout Voltage vs I_OUT

V_OUT = 1.8 V, V_EN = 1 V

Figure 5-15 Dropout Voltage vs I_OUT

I_OUT = 300 mA

Figure 5-17 Dropout Voltage vs V_OUT

V_EN = V_IN, I_OUT = 0 mA

Figure 5-19 I_GND vs V_IN

V_OUT(NOM) = 5.5 V, V_EN = V_IN, I_OUT = 0 mA

Figure 5-21 I_GND vs V_IN in the Dropout Region

V_EN = 1 V

Figure 5-23 I_GND vs I_OUT

V_EN = 0 V

Figure 5-25 Shutdown Current vs V_IN

V_EN = 1 V

Figure 5-27 Current Limit

V_EN = 1 V

Figure 5-29 UVLO Threshold vs Temperature

Figure 5-31 Enable Logic Low Threshold vs Temperature

V_EN = 0.25 V

Figure 5-33 Smart Enable Pulldown Resistor vs Temperature and V_IN

I_OUT = 300 mA to 1 mA, t_FALLING = 1 µs

Figure 5-35 Load Transient

I_OUT = 300 mA to 1 mA, t_FALLING = 200 ns

Figure 5-37 Load Transient

I_OUT = 300 mA to 0 mA, t_FALLING = 1 µs

Figure 5-39 Load Transient

I_OUT = 300 mA to 0 mA, t_FALLING = 200 ns

Figure 5-41 Load Transient

V_IN = 3.1 V → 4.1 V → 3.1 V, V_IN t_RISING = 5 µs,
I_OUT = 300 mA

Figure 5-43 Line Transient

I_OUT = 300 mA

Figure 5-45 PSRR vs Frequency and V_IN

I_OUT = 20 mA

Figure 5-47 PSRR vs Frequency and C_OUT

I_OUT = 20 mA, V_RMS BW = 10 Hz to 100 kHz

Figure 5-49 Noise vs Frequency and V_IN

V_IN = 3.8 V, I_OUT = 20 mA, V_RMS BW = 10 Hz to 100 kHz

Figure 5-51 Noise vs Frequency and C_OUT

V_OUT = 0.8 V, V_RMS BW = 10 Hz to 100 kHz

Figure 5-53 Noise vs Frequency and I_OUT

V_OUT = 5.5 V, V_IN = 6 V, V_RMS BW = 10 Hz to 100 kHz

Figure 5-55 Noise vs Frequency and I_OUT

V_OUT = 0.8 V, V_IN = 0 V to 1.8 V, V_EN = 0 V to 1.8 V, V_EN rises 500 µs behind V_IN, V_IN and V_EN slew rate = 1 V/µs

Figure 5-57 Start-Up

V_OUT = 0.8 V, V_IN = 0 V to 1.8 V, V_EN = V_IN,
V_IN slew rate = 1 V/µs

Figure 5-59 Start-Up

V_IN = 0 V to 3.8 V, V_EN = 0 V to 3.8 V, V_EN rises 500 µs ahead of V_IN, V_IN and V_EN slew rate = 1 V/µs

Figure 5-61 Start-Up

V_OUT = 5.5 V, V_IN = 0 V to 6.0 V, V_EN = 0 V to 6.0 V, V_EN rises 500 µs behind V_IN, V_IN and V_EN slew rate = 1 V/µs

Figure 5-63 Start-Up

V_OUT = 5.5 V, V_IN = 0 V to 6 V, V_EN = V_IN, V_IN slew rate = 1 V/µs

Figure 5-65 Start-Up

V_IN = 3.8 V, V_EN = 0 V to 3.8 V, V_EN slew rate = 1 V/µs,
C_OUT = 10 µF

Figure 5-67 Inrush Current

V_OUT = 5.5 V, V_EN = 1 V

Figure 5-2 Line Regulation vs V_IN

V_IN = 3.1 V, V_EN = 1 V

Figure 5-4 Load Regulation vs I_OUT

V_OUT = 5.5 V, V_EN = 1 V

Figure 5-6 Load Regulation vs I_OUT

V_EN = 1 V

Figure 5-8 Output Voltage Accuracy vs I_OUT

V_OUT = 5.5 V, V_EN = 1 V

Figure 5-10 Output Voltage Accuracy vs I_OUT

V_OUT = 5.5 V, V_EN = 1 V

Figure 5-12 Output Voltage Accuracy vs V_IN

V_EN = 1 V

Figure 5-14 Dropout Voltage vs I_OUT

V_OUT = 1.8 V, V_EN = 1 V

Figure 5-16 Dropout Voltage vs I_OUT

V_EN = 1 V, I_OUT = 0 mA

Figure 5-18 I _GND vs V_IN

V_OUT(NOM) = 5.5 V, V_EN = 1 V, I_OUT = 0 mA

Figure 5-20 I_GND vs V_IN in the Dropout Region

V_EN = 1 V

Figure 5-22 I_GND vs I_OUT

V_EN = 1 V

Figure 5-24 I_GND vs I_OUT

V_EN = 0 V

Figure 5-26 Shutdown Current vs V_IN

V_OUT = 0.8 V, V_EN = 1 V

Figure 5-28 Current Limit

Figure 5-30 Enable Logic High Threshold vs Temperature

V_EN = 0.25 V

Figure 5-32 Output Pulldown Resistor vs Temperature

I_OUT = 1 mA to 300 mA, t_RISING = 1 µs

Figure 5-34 Load Transient

I_OUT = 1 mA to 300 mA, t_RISING = 200 ns

Figure 5-36 Load Transient

I_OUT = 0 mA to 300 mA, t_RISING = 1 µs

Figure 5-38 Load Transient

I_OUT = 0 mA to 300 mA, t_RISING = 200 ns

Figure 5-40 Load Transient

V_IN = 3.1 V → 4.1 V → 3.1 V, V_IN t_RISING = 5 µs, I_OUT = 1 mA

Figure 5-42 Line Transient

I_OUT = 20 mA

Figure 5-44 PSRR vs V_IN vs Frequency and V_IN

Figure 5-46 PSRR vs Frequency and I_OUT

V_RMS BW = 10 Hz to 100 kHz

Figure 5-48 Noise vs Frequency and I_OUT

I_OUT = 300 mA, V_RMS BW = 10 Hz to 100 kHz

Figure 5-50 Noise vs Frequency and V_IN

V_IN = 3.8 V, I_OUT = 300 mA, V_RMS BW = 10 Hz to 100 kHz

Figure 5-52 Noise vs Frequency and C_OUT

V_OUT = 0.8 V, V_IN = 1.8 V, V_RMS BW = 10 Hz to 100 kHz

Figure 5-54 Noise vs Frequency and I_OUT

From V_EN = V_EN(HI) to V_OUT = 95% of V_OUT(NOM), I_OUT = 0 mA

Figure 5-56 Start-Up Turn-On Time

V_OUT = 0.8 V, V_IN = 0 V to 1.8 V, V_EN = 0 V to 1.8 V, V_EN rises 500 µs ahead of V_IN, V_IN and V_EN slew rate = 1 V/µs

Figure 5-58 Start-Up

V_IN = 0 V to 3.8 V, V_EN = 0 V to 3.8 V, V_EN rises 500 µs behind V_IN, V_IN and V_EN slew rate = 1 V/µs

Figure 5-60 Start-Up

V_IN = 0 V to 3.8 V, V_EN = 0 V to 3.8 V, V_EN = V_IN, V_IN and slew rate = 1 V/µs

Figure 5-62 Start-Up

V_OUT = 5.5 V, V_IN = 0 V to 6.0 V, V_EN = 0 V to 6.0 V, V_EN rises 500 µs ahead of V_IN, V_IN and V_EN slew rate = 1 V/µs

Figure 5-64 Start-Up

V_OUT = 0.8 V, V_IN = 1.8 V, V_EN = 0 V to 1.8 V,
V_EN slew rate = 1 V/µs, C_OUT = 10 µF

Figure 5-66 Inrush Current

V_OUT = 5.5 V, V_IN = 6.0 V, V_EN = 0 V to 6.0 V,
V_EN slew rate = 1 V/µs, C_OUT = 10 µF

Figure 5-68 Inrush Current

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5.7 Typical Characteristics