at TJ = 25°C, VIN =
VOUT(nom) + 0.3 V, VBIAS = 5 V, IOUT = 50 mA,
VEN = VIN, CIN = 1 μF, CBIAS = 4.7
μF, and COUT = 10 μF (unless otherwise noted)
![TPS748A-Q1 IN
PSRR vs Frequency and VIN GUID-20221118-SS0I-2LS5-JZBF-80VN2LPQBNSS-low.png](/ods/images/SBVS425A/GUID-20221118-SS0I-2LS5-JZBF-80VN2LPQBNSS-low.png)
VOUT = 0.8 V, IOUT = 1.5 A,
CBIAS = 0.1 μF, COUT = 10 μF,
CSS = 10
nF, VEN = VBIAS = 6 V |
Figure 6-1 IN
PSRR vs Frequency and VIN![TPS748A-Q1 IN
PSRR vs Frequency and IOUT for VOUT = 0.8 V GUID-20221118-SS0I-7TTW-V7TT-7HMCLQSTCKNQ-low.png](/ods/images/SBVS425A/GUID-20221118-SS0I-7TTW-V7TT-7HMCLQSTCKNQ-low.png)
VIN = 1.1 V, VOUT = 0.8 V,
CBIAS = 0.1 μF, COUT = 10 μF,
CSS = 10
nF, VEN = VBIAS = 6 V |
Figure 6-3 IN
PSRR vs Frequency and IOUT for VOUT = 0.8 V![TPS748A-Q1 IN
PSRR vs Frequency and IOUT for VOUT = 3.3 V GUID-20221118-SS0I-L29R-HF7M-MHFX2V4GJJF8-low.png](/ods/images/SBVS425A/GUID-20221118-SS0I-L29R-HF7M-MHFX2V4GJJF8-low.png)
VIN = 3.6 V, VOUT = 3.3 V,
CBIAS = 0.1 μF, COUT = 10 μF,
CSS = 10
nF, VEN = VBIAS = 6 V |
Figure 6-5 IN
PSRR vs Frequency and IOUT for VOUT = 3.3 V![TPS748A-Q1 BIAS
PSRR vs Frequency and VBIAS GUID-20221118-SS0I-4B87-WCFH-7H3KNZCNDD5S-low.png](/ods/images/SBVS425A/GUID-20221118-SS0I-4B87-WCFH-7H3KNZCNDD5S-low.png)
VIN = 1.1 V, VOUT = 0.8 V,
IOUT = 1.5 A, CIN = 10 μF, COUT = 10 μF,
CSS = 10 nF, VEN = 6 V |
Figure 6-7 BIAS
PSRR vs Frequency and VBIAS![TPS748A-Q1 Output Voltage Noise Density vs Frequency and VBIAS GUID-20221118-SS0I-H371-5J1D-S9Z9BBD2PCDF-low.png](/ods/images/SBVS425A/GUID-20221118-SS0I-H371-5J1D-S9Z9BBD2PCDF-low.png)
VEN = VBIAS, VIN =
1.1 V, VOUT = 0.8 V, IOUT = 1.5 A,
CIN = 10
μF, COUT = 10 μF, CSS = 10 nF,
CBIAS = 0.1 μF |
Figure 6-9 Output Voltage Noise Density vs Frequency and VBIAS![TPS748A-Q1 IN-to-OUT Dropout Voltage vs IOUT and Temperature
(TJ) GUID-20221205-SS0I-JZBM-HCNL-DFQ9K29HW9DC-low.png](/ods/images/SBVS425A/GUID-20221205-SS0I-JZBM-HCNL-DFQ9K29HW9DC-low.png)
VBIAS = 5 V, VOUT = 0.8
V |
Figure 6-11 IN-to-OUT Dropout Voltage vs IOUT and Temperature
(TJ)![TPS748A-Q1 Load
Regulation vs 0-mA to 50-mA Output Current GUID-20221205-SS0I-3QH3-ZMWZ-WKGHVHXNQKRW-low.png](/ods/images/SBVS425A/GUID-20221205-SS0I-3QH3-ZMWZ-WKGHVHXNQKRW-low.png)
VIN = 1.1 V, VBIAS = 5 V,
VOUT = 0.8 V |
Figure 6-13 Load
Regulation vs 0-mA to 50-mA Output Current![TPS748A-Q1 Line
Regulation vs Input Voltage GUID-20221205-SS0I-VHQJ-8ZKL-G2B4S91HGKTJ-low.png](/ods/images/SBVS425A/GUID-20221205-SS0I-VHQJ-8ZKL-G2B4S91HGKTJ-low.png)
VOUT = 0.8 V, VBIAS = 5 V,
IOUT = 50 mA |
Figure 6-15 Line
Regulation vs Input Voltage![TPS748A-Q1 IN
Pin Quiescent Current vs Input Voltage GUID-20221205-SS0I-8FJZ-0PL2-Z0H6CWRKMSD7-low.png](/ods/images/SBVS425A/GUID-20221205-SS0I-8FJZ-0PL2-Z0H6CWRKMSD7-low.png)
VOUT = 0.8 V, VBIAS = 5.0 V,
IOUT = 50 mA |
Figure 6-17 IN
Pin Quiescent Current vs Input Voltage![TPS748A-Q1 BIAS
Pin Quiescent Current vs Input Voltage GUID-20221205-SS0I-HCDF-1C0Q-NLRWTHBBZQWB-low.png](/ods/images/SBVS425A/GUID-20221205-SS0I-HCDF-1C0Q-NLRWTHBBZQWB-low.png)
VOUT = 0.8 V, VBIAS = 5.0 V,
IOUT = 1.5 A |
Figure 6-19 BIAS
Pin Quiescent Current vs Input Voltage
Figure 6-21 Shutdown Current (GND Pin) vs Input Voltage
Figure 6-23 Current Limit vs Output Voltage![TPS748A-Q1 IN
PSRR vs Frequency and CSS GUID-20221118-SS0I-TVGD-69XW-QMRSH7NDGF1Q-low.png](/ods/images/SBVS425A/GUID-20221118-SS0I-TVGD-69XW-QMRSH7NDGF1Q-low.png)
VIN = 1.1 V, VOUT = 0.8 V,
IOUT = 1.5 A, CBIAS = 0.1 μF,
COUT = 10
μF, VEN = VBIAS = 6 V |
Figure 6-2 IN
PSRR vs Frequency and CSS![TPS748A-Q1 PSRR
vs Frequency and IOUT for VOUT = 1.8 V GUID-20221209-SS0I-RGHR-KTMJ-1MP5QRVCNZZS-low.png](/ods/images/SBVS425A/GUID-20221209-SS0I-RGHR-KTMJ-1MP5QRVCNZZS-low.png)
VIN = 2.1 V, VOUT = 1.8 V,
CBIAS = 0.1 μF, COUT = 10 μF,
CSS = 10
nF, VEN = VBIAS = 6 V |
Figure 6-4 PSRR
vs Frequency and IOUT for VOUT = 1.8 V![TPS748A-Q1 IN
PSRR vs Frequency and COUT GUID-20221118-SS0I-BWW9-P4ML-12R3MMWTZT4R-low.png](/ods/images/SBVS425A/GUID-20221118-SS0I-BWW9-P4ML-12R3MMWTZT4R-low.png)
VIN = 1.1 V, VOUT = 0.8 V,
IOUT = 1.5 A, CBIAS = 0.1 μF,
CSS = 10
nF, VEN = VBIAS = 6 V |
Figure 6-6 IN
PSRR vs Frequency and COUT![TPS748A-Q1 BIAS
PSRR vs Frequency and IOUT GUID-20221118-SS0I-ZKKD-MWNT-MCXPQSXKC16R-low.png](/ods/images/SBVS425A/GUID-20221118-SS0I-ZKKD-MWNT-MCXPQSXKC16R-low.png)
VEN = VIN = 1.1
V, VOUT = 0.8 V, IOUT = 1.5 A,
CIN = 10 μF, COUT = 10 μF,
CSS = 10 nF, VBIAS = 6
V |
Figure 6-8 BIAS
PSRR vs Frequency and IOUT![TPS748A-Q1 Output Voltage Noise Density vs Frequency and IOUT GUID-20221118-SS0I-P4DL-7NZT-K8KKQB2HH1GT-low.png](/ods/images/SBVS425A/GUID-20221118-SS0I-P4DL-7NZT-K8KKQB2HH1GT-low.png)
VEN = VBIAS, VIN =
1.1 V, VOUT = 0.8 V, CIN = 10 μF,
COUT = 10
μF, CSS = 10 nF, CBIAS = 0.1
μF |
Figure 6-10 Output Voltage Noise Density vs Frequency and IOUT![TPS748A-Q1 BIAS-to-OUT Dropout Voltage vs IOUT and Temperature
(TJ) GUID-20221205-SS0I-BQP1-HZNH-JM0HFLPPMP9W-low.png](/ods/images/SBVS425A/GUID-20221205-SS0I-BQP1-HZNH-JM0HFLPPMP9W-low.png)
VIN = 1.1 V, VOUT = 0.8
V |
Figure 6-12 BIAS-to-OUT Dropout Voltage vs IOUT and Temperature
(TJ)![TPS748A-Q1 Load
Regulation vs ≥50-mA Output Current GUID-20221205-SS0I-PDPH-NWV9-JPHB6Q38VWKS-low.png](/ods/images/SBVS425A/GUID-20221205-SS0I-PDPH-NWV9-JPHB6Q38VWKS-low.png)
VIN = 1.1 V, VBIAS = 5 V,
VOUT = 0.8 V |
Figure 6-14 Load
Regulation vs ≥50-mA Output Current![TPS748A-Q1 Output Voltage vs Bias Voltage GUID-20221205-SS0I-VSCZ-94FZ-R2WQL1FFCT07-low.png](/ods/images/SBVS425A/GUID-20221205-SS0I-VSCZ-94FZ-R2WQL1FFCT07-low.png)
VBIAS = 5 V, VOUT = 0.8 V,
IOUT = 50 mA |
Figure 6-16 Output Voltage vs Bias Voltage![TPS748A-Q1 IN
Pin Quiescent Current vs Output Current GUID-20221205-SS0I-98JZ-DKMK-5JGMTRT7NXBX-low.png](/ods/images/SBVS425A/GUID-20221205-SS0I-98JZ-DKMK-5JGMTRT7NXBX-low.png)
VOUT = 0.8 V, VBIAS = 5.0
V |
Figure 6-18 IN
Pin Quiescent Current vs Output Current![TPS748A-Q1 BIAS
Pin Quiescent Current vs Output Current GUID-20221205-SS0I-S6N6-DTLQ-XZBCXJPPBJDC-low.png](/ods/images/SBVS425A/GUID-20221205-SS0I-S6N6-DTLQ-XZBCXJPPBJDC-low.png)
VIN = 1.1 V, VOUT = 0.8 V,
VBIAS = 5.0 V |
Figure 6-20 BIAS
Pin Quiescent Current vs Output Current
Figure 6-22 Shutdown Current (GND Pin) vs Bias Voltage