LM3263 datasheet(9/40 Pages) TI1

部品番号	LM3263

部品情報	LM3263 High-Current Step-Down DC-DC Converter with MIPI짰 RF Front-End Control Interface

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2.6

2.8

3.0

3.2

3.4

3.6

2.5

3.0

3.5

4.0

4.5

5.0

5.5

INPUT VOLTAGE ( V )

C005

I

OUT = 500mA

I

OUT = 1.5A

60

65

70

75

80

85

90

95

100

0

25

50

75

100

125

150

OUTPUT CURRENT ( mA )

VOUT = 0.8V

VOUT = 1.0V

VOUT = 1.5V

VOUT = 1.8V

VOUT = 2.0V

VOUT = 0.4V

C006

2.50

2.55

2.60

2.65

2.70

2.75

2.80

2.85

2.90

2.95

3.00

2.5

3.0

3.5

4.0

4.5

5.0

5.5

INPUT VOLTAGE ( V )

C003

V

OUT = 2.0V, IOUT = 500mA

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

0.0

0.5

1.0

1.5

2.0

2.5

3.0

3.5

4.0

VSET VOLTAGE ( V )

C004

V

BATT = 4.2V

R

LOAD = 6.8

22

43

64

86

A7

C8

EA

VSET_CTRL (hex)

2.5

3.0

3.5

4.0

4.5

5.0

5.5

300

325

350

375

400

425

450

INPUT VOLTAGE (V)

C001

V

OUT = 1.0V @ PFM mode

0

2

4

6

8

10

2.5

3.0

3.5

4.0

4.5

5.0

5.5

INPUT VOLTAGE ( V )

C002

V

OUT = 2.0V @ PWM Mode

LM3263

www.ti.com

SNVS837A – JUNE 2013 – REVISED AUGUST 2013

TYPICAL PERFORMANCE CHARACTERISTICS

(VBATT =3.8V, TA = 25°C, unless otherwise noted)

Input Current (PFM) vs Input Voltage

Input Current (PWM) vs Input Voltage

No Load

Figure 1.

Figure 2.

Average Switching Frequency vs. Input Voltage

Output Voltage vs. VSET_CTRL Setting

Figure 3.

Figure 4.

Output Voltage vs. Input Voltage

Efficiency vs. Load Current

VOUT = 3.4V

Auto-PFM Mode, IOUT = 10mA to 150mA

Figure 5.

Figure 6.

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Product Folder Links: LM3263

同様の部品番号 - LM3263

メーカー	部品番号	データシート	部品情報
Texas Instruments	LM3263	2Mb / 39P	[Old version datasheet] LM3263 High-Current Step-Down DC-DC Converter with MIPI짰 RF Front-End Control Interface for RF Power Amplifiers
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