LM46002-Q1 datasheet(11/60 Pages) TI1

部品番号	LM46002-Q1

部品情報	3.5-V to 60-V, 2-A, Synchronous Step-Down Voltage Converter

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メーカー	TI1 [Texas Instruments]

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11 / 60 page

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LM46002-Q1, LM46002A-Q1

www.ti.com

SNVSAA2B – JULY 2015 – REVISED JULY 2017

Product Folder Links: LM46002-Q1 LM46002A-Q1

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Typical Characteristics (continued)

Unless otherwise specified, VIN = 24 V, VOUT = 3.3 V, FS = 500 kHz, L = 10 µH, COUT = 150 µF, CFF = 47 pF. See Application

Performance Curves for Bill of Materials (BOM) for other VOUT and FS combinations.

VOUT = 3.3 V

FS = 500 kHz

Figure 19. Switching Frequency vs VIN in Dropout Operation

VOUT = 5 V

FS = 1 MHz

Figure 20. Switching Frequency vs VIN in Dropout Operation

VOUT = 3.3 V

FS = 500 kHz

IOUT = 2 A

Measured on the LM46002QPWPEVM with default BOM. No input

filter used.

Figure 21. Radiated EMI Curve

VOUT = 5 V

FS = 1 MHz

IOUT = 2 A

Measured on the LM46002QPWPEVM with L = 6.8 µH, COUT = 47

µF, CFF = 47 pF. No input filter used.

Figure 22. Radiated EMI Curve

VOUT = 3.3 V

FS = 500 kHz

IOUT = 2 A

Measured on the LM46002QPWPEVM with default BOM. Input

filter: Lin = 1 µH Cd = 47 µF CIN4 = 68 µF

Figure 23. Conducted EMI Curve

VOUT = 5 V

FS = 1 MHz

IOUT = 2 A

Measured on the LM46002QPWPEVM with L = 6.8 µH, COUT = 47

µF, CFF = 47 pF. Input filter Lin = 1 µH Cd = 47 µF CIN4 = 68 µF

Figure 24. Conducted EMI Curve

同様の部品番号 - LM46002-Q1

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Texas Instruments	LM46002-Q1	1Mb / 52P	[Old version datasheet] SIMPLE SWITCHER 3.5 V to 60 V 2 A Synchronous Step-Down Voltage Converter

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