CS5253B-1 datasheet(4/10 Pages) ONSEMI | 3.0 A LDO 5-Pin Adjustable Linear Regulator with Remote Sense Applications

4 page

CS5253B−1

http://onsemi.com

TYPICAL PERFORMANCE CHARACTERISTICS

Figure 3. Reference Voltage vs Junction Temperature

Figure 4. Load Regulation vs Output Current

Figure 5. Transient Response Comparison between

CS5253−1 and CS5253B−1

Figure 6. Output Current vs VPOWER − VOUT

Junction Temperature (

°C)

120

1.247

1.248

1.249

1.250

1.251

1.252

1.253

100

Output Current (A)

0.5

1.0

1.5

2.0

3.0

0.02

0.04

0.06

0.08

0.10

0.12

2.5

TJ = 20°C

TJ = 120°C

TJ = 0°C

VPOWER − VOUT (V)

5.0

4.5

4.0

3.5

3.0

2.5

2.0

1.5

1.0

0.5

Measured at

DVOUT = −1.0%

VCONTROL = 5.0 V

VPOWER = 3.3 V

VOUT = 2.5 V

CCONTROL = 10 mF

CADJ = 0.1 mF

VOUT

CS5253−1

COUT = 330 mF

VOUT

CS5253B−1

COUT = 33 mF

ILOAD

10 mA to 3.0 A

15 A/

80 A/

Figure 7. Adjust Pin Current vs Junction Temperature

Figure 8. Minimum Load Current vs VCONTROL − VOUT

140

100

Junction Temperature (

°C)

120

1.0

2.0

3.0

4.0

6.0

5.0

VCONTROL − VOUT (V)

1200

1150

1100

1050

1000

950

900

850

800

7.0

8.0

9.0

VPOWER = 3.3 V

DVOUT = +1.0%

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