5.6 Typical Characteristics

over recommended operating temperature range TJ = –40°C to +125°C, VEN = VIN, VIN = VOUT(nom) + 1 V, IOUT = 1 mA, COUT

= 10 μF, CNR = 0.01 μF, VOUT(nom) = 2.8 V (unless otherwise noted). Typical values are at TJ = 25°C.

2.795

2.796

2.797

2.798

2.799

2.800

2.801

2.802

2.803

2.804

2.805

0

50

100

150

200

IOUT (mA)

VIN = 3.8 V

COUT = 10 F

m

TJ = 25 C

°

Legacy chip

Figure 5-1. TPS730 Output Voltage vs Output Current

Output Current (mA)

2.8

2.8025

2.805

2.8075

2.81

2.8125

2.815

2.8175

2.82

2.8225

2.825

0

50

100

150

200

-40

C

0

C

25

C

85

C

125

C

New chip

Figure 5-2. TPS730 Output Voltage vs Output Current

2.775

2.780

2.785

2.790

2.795

2.800

2.805

−40 −25 −10 5

20 35

50 65

80 95 110 125

TJ (°C)

IOUT = 200 mA

IOUT = 1 mA

VIN = 3.8 V

COUT = 10 F

m

Legacy chip

Figure 5-3. TPS730 Output Voltage vs Junction Temperature

New chip

Figure 5-4. TPS730 Output Voltage vs Junction Temperature

0

50

100

150

200

250

−40 −25 −10 5

20 35

50 65

80

95 110 125

TJ (°C)

IOUT = 1 mA

VIN = 3.8 V

COUT = 10 F

m

IOUT = 200 mA

Legacy chip

Figure 5-5. TPS730 Ground Current vs Junction Temperature

New chip

Figure 5-6. TPS730 Ground Current vs Junction Temperature

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TPS730

SBVS054K – NOVEMBER 2004 – REVISED JUNE 2025

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