LM21212-1_15 datasheet(6/33 Pages) TI

부품명	LM21212-1

상세설명	12A High Efficiency Synchronous Point of Load Buck Regulator with Frequency Synchronization

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제조업체	TI [Texas Instruments]

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6 / 33 page

-40 -20

0

20

40

60

80 100 120

1.28

1.29

1.30

1.31

1.32

1.33

1.34

1.35

1.36

1.37

80

88

96

104

112

120

128

136

144

152

160

JUNCTION TEMPERATURE (°C)

V IHENR

V ENHYS

-40 -20

0

20

40

60

80 100 120

2.60

2.62

2.64

2.66

2.68

2.70

2.72

2.74

2.76

2.78

2.80

150

165

180

195

210

225

240

255

270

285

300

JUNCTION TEMPERATURE (°C)

V UVLO

V UVLOHYS

-40 -20

0

20 40 60 80 100 120

0.90

0.93

0.96

0.99

1.02

1.05

1.08

1.11

1.14

1.17

1.20

0.100

0.108

0.116

0.124

0.132

0.140

0.148

0.156

0.164

0.172

0.180

JUNCTION TEMPERATURE (°C)

IAVIN

IPVIN

-40 -20

0

20

40

60

80 100 120

0.598

0.599

0.600

0.601

0.602

JUNCTION TEMPERATURE (°C)

3.0

3.5

4.0

4.5

5.0

5.5

-0.10

-0.08

-0.06

-0.04

-0.02

0.00

0.02

0.04

0.06

0.08

0.10

INPUT VOLTAGE (V)

IOUT = 0A

IOUT = 12A

3.0

3.5

4.0

4.5

5.0

5.5

1.0

1.1

1.2

1.3

1.4

1.5

INPUT VOLTAGE (V)

LM21212-1

SNVS671E – FEBRUARY 2011 – REVISED MARCH 2013

www.ti.com

TYPICAL PERFORMANCE CHARACTERISTICS (continued)

Unless otherwise specified: VVIN = 5V, VOUT = 1.2V, L= 0.56µH (1.8mΩ RDCR), CSS = 33nF, fSW = 1 MHz, TA = 25°C for

efficiency curves, loop gain plots and waveforms, and TJ = 25°C for all others.

Line Regulation

Non-Switching IQTOTAL vs. VIN

Figure 6.

Figure 7.

Non-Switching IAVIN and IPVIN vs. Temperature

VFB vs. Temperature

Figure 8.

Figure 9.

Enable Threshold and Hysteresis vs. Temperature

UVLO Threshold and Hysteresis vs. Temperature

Figure 10.

Figure 11.

6

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유사한 부품 번호 - LM21212-1_15

제조업체	부품명	데이터시트	상세설명
National Semiconductor ...	LM21212-1	1Mb / 10P	evaluation board provides a solution to examine the high efficiency

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유사한 설명 - LM21212-1_15

제조업체	부품명	데이터시트	상세설명
Texas Instruments	LM21212MHX-1	1Mb / 33P	[Old version datasheet] 12A High Efficiency Synchronous Point of Load Buck Regulator
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Shenzhen Guan Hua Wei Y...	WSG02P06	2Mb / 5P	High Frequency Point-of-Load Synchronous Buck Converter.
Shenzhen Guan Hua Wei Y...	WSF30100D	1Mb / 5P	High Frequency Point-of-Load Synchronous Buck Converter
International Rectifier	IRF7805ZTRPBF	275Kb / 10P	High Frequency Point-of-Load Synchronous Buck Converter
International Rectifier	IRF7831TRPBF	275Kb / 10P	High Frequency Point-of-Load Synchronous Buck Converter
Texas Instruments	LM21212-2	1Mb / 32P	[Old version datasheet] 12A High Efficiency Synchronous Buck Regulator with Adjustable Switching Frequency
	LM21212-2	1Mb / 31P	[Old version datasheet] 12A High Efficiency Synchronous Buck Regulator with Adjustable Switching Frequency
	LM21215A	493Kb / 26P	[Old version datasheet] LM21215A-1 15A High Efficiency Synchronous Buck Regulator with Frequency Synchronization
	LM21215A	1Mb / 32P	[Old version datasheet] LM21215A-1 15A High Efficiency Synchronous Buck Regulator with Frequency Synchronization

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LM21212-1 데이터시트(PDF) 6 Page - Texas Instruments

LM21212-1 데이터시트(HTML) 6 Page - Texas Instruments

유사한 부품 번호 - LM21212-1_15

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