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Rev.A.1

9 / 17

TPL910 Series

1-A Output, High-PSRR, Low-Noise LDO Regulator

Typical Performance Characteristics

VIN = VOUT(NOM) + 0.5 V or 2.2 V, whichever is greater; VEN = 2.2 V, CIN = 10 µF, COUT = 47 µF, CNR = 10 nF, CFF = open, unless otherwise noted.

VOUT = 0.8 V

Figure 1 Load Regulation

VOUT = 0.8 V

Figure 2 Load Regulation at Light Load

VOUT = 0.8 V, IOUT = 5 mA

Figure 3 Line Regulation

VOUT = 1.5 V

Figure 4 Dropout Voltage vs. Load Current

Figure 5 Dropout Voltage vs. Supply Voltage

Figure 6 Enable Threshold vs. Temperature

0.780

0.790

0.800

0.810

0.820

0

0.2

0.4

0.6

0.8

1

Load Current (A)

–40°C

25°C

85°C

125°C

0.780

0.790

0.800

0.810

0.820

0

0.01

0.02

0.03

Load Current (A)

–40°C

25°C

85°C

125°C

0.780

0.790

0.800

0.810

0.820

2.2 2.6 3.0 3.4 3.8 4.2 4.6 5.0 5.4 5.8 6.2 6.6

Supply Voltage (V)

–40°C

25°C

85°C

125°C

0

50

100

150

200

250

0

0.2

0.4

0.6

0.8

1

Load Current (A)

−40°C

25°C

85°C

125°C

0

50

100

150

200

2.2 2.6

3

3.4 3.8 4.2 4.6

5

5.4 5.8 6.2 6.6

Supply Voltage (V)

0

0.2

0.4

0.6

0.8

1

-40 -25 -10

5

20

35

50

65

80

95 110 125

Ambient Temperature (

°C)

VIH(EN)

VIL(EN)