at TA = 25°C, VIN = 1.4V or
VIN = VOUT(NOM) + 0.5V (whichever is greater),
VBIAS = open, VOUT(NOM) = 0.5V, VEN = 1.1V,
COUT = 47µF, CNR/SS = 0nF, CFF = 0nF, and PG
pin pulled up to VIN with 100kΩ (unless otherwise noted)
![TPS7A53B PSRR
vs Frequency and IOUT GUID-20231115-SS0I-9ZWL-MNJS-DXXH1KLB7CRB-low.svg](/ods/images/JAJSQ32A/GUID-20231115-SS0I-9ZWL-MNJS-DXXH1KLB7CRB-low.svg)
VIN = 1.1V, VOUT = 0.7V,
VBIAS = 5V, COUT = 47µF ||
10µF || 10µF, CNR/SS = 10nF, CFF =
10nF |
Figure 5-1 PSRR
vs Frequency and IOUT![TPS7A53B PSRR
vs Frequency and VBIAS GUID-20231115-SS0I-LCFF-BWQS-LFQLXF258KJN-low.svg](/ods/images/JAJSQ32A/GUID-20231115-SS0I-LCFF-BWQS-LFQLXF258KJN-low.svg)
VIN = 1.4V, IOUT = 1A,
COUT = 47µF || 10µF || 10µF,
CNR/SS = 10nF, CFF =
10nF |
Figure 5-3 PSRR
vs Frequency and VBIAS![TPS7A53B PSRR
vs Frequency and VOUT With Bias GUID-20231115-SS0I-QRHW-DPVK-MC8MKTH45C72-low.svg](/ods/images/JAJSQ32A/GUID-20231115-SS0I-QRHW-DPVK-MC8MKTH45C72-low.svg)
VIN = VOUT + 0.4V,
VBIAS = 5.0V, COUT = 47µF ||
10µF || 10µF, CNR/SS = 10nF, CFF =
10nF |
Figure 5-5 PSRR
vs Frequency and VOUT With Bias![TPS7A53B PSRR
vs Frequency and IOUT for VOUT = 5V GUID-20231116-SS0I-HLLR-NCSC-CTG0JS88QT5G-low.svg](/ods/images/JAJSQ32A/GUID-20231116-SS0I-HLLR-NCSC-CTG0JS88QT5G-low.svg)
VIN = 5.6V, COUT = 47µF ||
10µF || 10µF, CNR/SS = 10nF, CFF =
10nF |
|
Figure 5-7 PSRR
vs Frequency and IOUT for VOUT = 5V![TPS7A53B Output Voltage Noise vs Frequency and VOUT GUID-20231121-SS0I-NNGG-GQLW-XG6L1NLQ2CJK-low.png](/ods/images/JAJSQ32A/GUID-20231121-SS0I-NNGG-GQLW-XG6L1NLQ2CJK-low.png)
VIN = VOUT + 0.4V and
VBIAS = 5V for VOUT ≤ 2.2V,
IOUT = 3A, COUT = 47µF || 10µF
|| 10µF, CNR/SS = 10nF, CFF =
10nF, RMS noise BW = 10Hz to 100kHz |
Figure 5-9 Output Voltage Noise vs Frequency and VOUT![TPS7A53B Output Voltage Noise vs Frequency and CNR/SS GUID-20231121-SS0I-6BH8-95K1-LVMZXMCT03CX-low.svg](/ods/images/JAJSQ32A/GUID-20231121-SS0I-6BH8-95K1-LVMZXMCT03CX-low.svg)
VIN = VOUT + 0.4V,
VBIAS = 5V, IOUT = 3A,
COUT = 47µF || 10µF || 10µF,
CFF = 10nF, RMS noise BW = 10Hz to
100kHz |
|
Figure 5-11 Output Voltage Noise vs Frequency and CNR/SS![TPS7A53B Output Voltage Noise vs Frequency at 5V Output GUID-20231121-SS0I-GK5M-N28F-V8QRMNCKGV6L-low.svg](/ods/images/JAJSQ32A/GUID-20231121-SS0I-GK5M-N28F-V8QRMNCKGV6L-low.svg)
VIN = 5.6V, IOUT = 3A,
COUT = 47µF || 10µF || 10µF,
CFF = 10nF, RMS noise BW = 10Hz to
100kHz |
Figure 5-13 Output Voltage Noise vs Frequency at 5V Output![TPS7A53B Load
Transient vs Time and VOUT With Bias GUID-20231115-SS0I-FJZZ-3HXL-MBCM7HFXT6NS-low.svg](/ods/images/JAJSQ32A/GUID-20231115-SS0I-FJZZ-3HXL-MBCM7HFXT6NS-low.svg)
VIN = VOUT + 0.4V,
VBIAS = 5V, IOUT, DC = 100mA,
slew rate = 1A/µs, CNR/SS = CFF =
10nF, COUT = 47µF || 10µF || 10µF |
Figure 5-15 Load
Transient vs Time and VOUT With Bias![TPS7A53B Load
Transient vs Time and Slew Rate GUID-20231115-SS0I-JZF8-VQLP-L9KSR6GNGQ7L-low.svg](/ods/images/JAJSQ32A/GUID-20231115-SS0I-JZF8-VQLP-L9KSR6GNGQ7L-low.svg)
VOUT = 5V, IOUT, DC = 100mA,
IOUT = 100mA to 3A, COUT =
47µF || 10µF || 10µF, CNR/SS = CFF
= 10nF |
Figure 5-17 Load
Transient vs Time and Slew Rate
Figure 5-19 Dropout Voltage vs Input Voltage Without Bias
Figure 5-21 Dropout Voltage vs Output Current Without Bias
Figure 5-23 Dropout Voltage vs Output Current (High VIN)
Figure 5-25 Load
Regulation Without Bias
Figure 5-27 Line
Regulation Without Bias
Figure 5-29 Quiescent Current vs Bias Voltage
Figure 5-31 Shutdown Current vs Bias Voltage
Figure 5-33 VIN UVLO vs Temperature
Figure 5-35 Enable Threshold vs Temperature
Figure 5-37 PG
Voltage vs PG Current Sink Without Bias
Figure 5-39 Foldback Current Limit vs Temperature![TPS7A53B PSRR
vs Frequency and VIN With Bias GUID-20231115-SS0I-C8BM-T7ZM-07KJRM0B29X3-low.svg](/ods/images/JAJSQ32A/GUID-20231115-SS0I-C8BM-T7ZM-07KJRM0B29X3-low.svg)
VBIAS = 5V, COUT = 47µF ||
10µF || 10µF, CNR/SS = 10nF, CFF =
10nF |
Figure 5-2 PSRR
vs Frequency and VIN With Bias![TPS7A53B PSRR
vs Frequency and VIN GUID-20231115-SS0I-KWGF-BZHC-J00KBXNPHH4Z-low.svg](/ods/images/JAJSQ32A/GUID-20231115-SS0I-KWGF-BZHC-J00KBXNPHH4Z-low.svg)
IOUT = 1A, COUT = 47µF ||
10µF || 10µF, CNR/SS = 10nF, CFF =
10nF |
Figure 5-4 PSRR
vs Frequency and VIN![TPS7A53B PSRR
vs Frequency and VIN for VOUT = 3.3V GUID-20231115-SS0I-NDPC-X6LP-ZWZ3W2ZW8LKK-low.svg](/ods/images/JAJSQ32A/GUID-20231115-SS0I-NDPC-X6LP-ZWZ3W2ZW8LKK-low.svg)
IOUT = 3A, COUT = 47µF ||
10µF || 10µF, CNR/SS = 10nF, CFF =
10nF |
Figure 5-6 PSRR
vs Frequency and VIN for VOUT = 3.3V![TPS7A53B Output Voltage Noise vs Output Voltage and IOUT GUID-20231121-SS0I-WW45-ZZ39-BDFKPH25C6ST-low.svg](/ods/images/JAJSQ32A/GUID-20231121-SS0I-WW45-ZZ39-BDFKPH25C6ST-low.svg)
VIN = VOUT + 0.4V and
VBIAS = 5V for VOUT ≤ 2.2V,
COUT = 47µF || 10µF || 10µF,
CNR/SS = CFF = 10nF, RMS noise
BW = 10Hz to 100kHz |
Figure 5-8 Output Voltage Noise vs Output Voltage and IOUT![TPS7A53B Output Voltage Noise vs Frequency and VIN GUID-20231121-SS0I-4C9S-DGFB-8RNRDWS0P5SH-low.svg](/ods/images/JAJSQ32A/GUID-20231121-SS0I-4C9S-DGFB-8RNRDWS0P5SH-low.svg)
IOUT = 1A, COUT = 47µF ||
10µF || 10µF, CNR/SS = 10nF, CFF =
10nF, RMS noise BW = 10Hz to 100kHz |
|
Figure 5-10 Output Voltage Noise vs Frequency and VIN![TPS7A53B Output Voltage Noise vs Frequency and CFF GUID-20231121-SS0I-GZM4-TN3C-WBGPP2VSRXGQ-low.svg](/ods/images/JAJSQ32A/GUID-20231121-SS0I-GZM4-TN3C-WBGPP2VSRXGQ-low.svg)
VIN = 1.1V, VOUT = 0.7V,
VBIAS = 5V, IOUT = 3A,
COUT = 47µF || 10µF || 10µF,
CNR/SS = 10nF, RMS noise BW = 10Hz to
100kHz |
Figure 5-12 Output Voltage Noise vs Frequency and CFF![TPS7A53B Start-Up Waveform vs Time and CNR/SS GUID-20231115-SS0I-HB3S-FBVP-8LDFJ2QTZ8KS-low.svg](/ods/images/JAJSQ32A/GUID-20231115-SS0I-HB3S-FBVP-8LDFJ2QTZ8KS-low.svg)
VIN = 1.1V, VOUT = 0.7V,
VBIAS = 5.0V, IOUT = 3A,
COUT = 47µF || 10µF || 10µF |
Figure 5-14 Start-Up Waveform vs Time and CNR/SS![TPS7A53B Load
Transient vs Time and VOUT Without Bias GUID-20231115-SS0I-8Z2V-Q4TG-DBKGPHN70FDK-low.svg](/ods/images/JAJSQ32A/GUID-20231115-SS0I-8Z2V-Q4TG-DBKGPHN70FDK-low.svg)
IOUT, DC = 100mA, COUT = 47µF
|| 10µF || 10µF, CNR/SS = CFF =
10nF, slew rate = 1A/µs |
Figure 5-16 Load
Transient vs Time and VOUT Without Bias![TPS7A53B Load
Transient vs Time and DC Load (VOUT = 0.7V) GUID-20231115-SS0I-GPSF-BPP8-F50ZXGDQCP6S-low.svg](/ods/images/JAJSQ32A/GUID-20231115-SS0I-GPSF-BPP8-F50ZXGDQCP6S-low.svg)
VIN = 1.4V, VBIAS = 5.0V,
COUT = 47µF || 10µF || 10µF,
CNR/SS = CFF = 10nF, slew rate
= 1A/µs |
Figure 5-18 Load
Transient vs Time and DC Load (VOUT = 0.7V)
Figure 5-20 Dropout Voltage vs Input Voltage With Bias
Figure 5-22 Dropout Voltage vs Output Current With Bias
Figure 5-24 Load
Regulation With Bias![TPS7A53B Load
Regulation Without Bias GUID-20231115-SS0I-FHLF-1ZKP-ZGBKXWX8S9PZ-low.svg](/ods/images/JAJSQ32A/GUID-20231115-SS0I-FHLF-1ZKP-ZGBKXWX8S9PZ-low.svg)
VIN = 5.5V, VOUT = 5.15V,
VBIAS = 0V |
Figure 5-26 Load
Regulation Without Bias
Figure 5-28 Quiescent Current vs Input Voltage
Figure 5-30 Shutdown Current vs Input Voltage
Figure 5-32 NR/SS
Current vs Input Voltage
Figure 5-34 VBIAS UVLO vs Temperature
Figure 5-36 PG
Voltage vs PG Current Sink
Figure 5-38 PG
Threshold vs Temperature