LM5072 1455 Youhao 2006 LM5072 IEEE 802.3af LM5072 LM50
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LM5072
LM5072
1455 Youhao 2006
LM5072 IEEE 802.3af LM5072
LM5072 -48V
LM5072
-48V
LM5072 -48V
LM5072
3.3V 3.3V EP13 FAUX RAUX FAUX RAUX EP13
LM5072
IEEE802.3af 700mA
12.95W
IEEE 802.3af MOSFET LM5072
12.95W EP13 EP13 2.75 250kHz LM5072 UVLO UVLO (BOM 2.00 0.66 81.5 78.5
9.7W
MOSFET DCCL
LM5072
AN-1455
2006 National Semiconductor Corporation
AN201872
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20187201
1.LM5072
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20187202
2.LM5072 LM5072 RAUX 3.3V LM5072 RAUX PJ102A FAUX RAUX RAUX RAUX LM5072 800mA FAUX 440mA 3.3A 2.0V PJ102A PJ102A RJ45 FAUX LM5072 LM5072 FAUX RAUX
20uF
nPGOOD
AWG#18
700A RCLASS
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AN-1455
LM5072 802.3af 3.3V 3.3V 3.3VRTN 3.3V LM5072 100nF RAUX FAUX RAUX FAUX FAUX RAUX
IEEE
RCLASS
PMIN 0.44W 0.44W 3.84W 6.49W
PMAX 12.95W 3.84W 6.49W 12.95W
ICLASS (MIN) 17mA 26mA 36mA
ICLASS (MAX) 12mA 20mA 30mA 44mA
Open 71.5 46.4 31.6
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AN-1455
UVLO UVLO
LM5072 UVLO UVLO LM5072 LM5072 150mA FAUX 440mA 550mA FAUX MOSFET RAUX MOSFET DCCL 440mA LM5072 DCCL <16V RAUX MOSFET RAUX RAUX LM5072 RAUX RAUX 38.5V UVLO
FAUX
FAUX 8.5V LM5072 UVLO UVLO FAUX ICL_FAUX LM5072 ICL_FAUX ICL_FAUX ICL_FAUX
RAUX
RAUX LM5072 4.99k
"OR-ing"
FAUX MOSFET FAUX FAUX ICL_FAUX FAUX LM5072 2.5V LM5072 RAUX RAUX RAUX MOSFET 24.9k 150A RAUX 125oC 125oC 55oC RAUX 25oC 10oC 125oC RAUX ICL_FAUX RAUX FAUX RAUX LM5072 540mA
RAUX
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AN-1455
"OR-ing"
ICL_FAUX LM5072 RAUX
OR-ing
FAUX MOSFET FAUX
OR-ing RAUX RAUX
DCCL LM5072 RAUX
LM5072
RAUX
RAUX (RMS) (RMS) Coilcraft LM5072 LM5072 15mA LM5072 DA2383-AL 3000 EP13 DCT13EP-U12S005 EP13 DA2257-AL
LM5072
20187203
FAUX FAUX
FAUX
EP13
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10.5V EFD20 10.5V RAUX DMAX 0.30 RAUX Dmax 1.5V LM5072 1.5V nPGOOD EFD20 UVLO 20mA MOSFET MOSFET
RAUX RAUX
LM5072 +3.3V 5ms/Div VOUT 2V/Div 200mA/Div 20V/Div
20187205
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20187207
5ms/Div
20187206
VOUT
2V/Div 2V/Div 0.5A/Div FAUX
5ms/Div 2V/Div 7.6V 2V/Div 0.5A/Div VOUT
FAUX ICL_FAUX RAUX
UVLO
20187208
7.6V
5ms/Div VOUT 2V/Div 5V/Div 0.5A/Div RAUX 3.3V
FAUX RAUX
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0.34A
20187209
20187210
1ms/Div Vout VOUT 1V/Div 3.3V 1V/Div 200mA/Div Vin=48V 3.3V 440mA MOSFET MOSFET 2.5V nPGOOD MOSFET 1.5V MOSFET
1us/Div 200mV/Div 0.5A/Div 0.34A
MOSFET FAUX MOSFET LM5072
FAUX 440mA
20187211
4.33A >0.5V FAUX
5ms/Div 0.5A/Div =24V 2V/Div 5V/Div
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20187214
1us/Div Vin=48V
20187212
Iout=3.3A
50uV/Div
0.2ms/Div 200mV/Div 0.5A/Div
3.3A
20187215
1s/Div Vin=48V Iout=3.3A 3.3V
20187213
5V/Div
3.3V
0.6A 5.5V 5.5V
0.2ms/Div Vin=48V Iout=3.3A 20mV/Div 50mA/Div
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3.3A
AN-1455
R2010 3.3nF 3.3V
1.0nF
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AN-1455
20187216
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20187217
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EP13 DA2383
DA2383 DA2383
DA2383
3.3A
DA2383 DA2257
LM5072
LED1
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CBRHD-01 CBRHD-01 CRCW08052492F C0805C681F5GAC C5750X7R2A475M EEV-HA2A220P C3216X5R0J106M C3216X5R0J106M C3216X5R0J106M C3216X5R0J106M C3216X5R0J106M EMVY6R3ADA331MF80G C2012X5R1C105K C2012X5R1C474K C0805C473K5RAC C0805C102K5RAC C0805C102K5RAC C0805C331K5RAC C0805C473K5RAC C3216X7R2A104K C4532X7R3D222K C0805C473K5RAC S3BB-13 CMR1U-01M CMHD4448 12CWQ03FN CMR1U-01M CMHD4448 RJ-45-8N-B PJ-102A PJ-102A 3104-2-00-01-00-00-080 3104-2-00-01-00-00-080 DO3308P-103MLD DO1813P-331HC SSL-LXA228GC-TR11 5012K-ND 5012K-ND 5012K-ND 5012K-ND
DIODE BRIDGE, SMDIP, CENTRAL DIODE BRIDGE, SMDIP, CENTRAL RESISTOR CAPACITOR, CER, CC0805, KEMET CAPACITOR, CER, CC2220, CAPACITOR, ELEC, PANASONIC CAPACITOR, CER, CC1206, CAPACITOR, CER, CC1206, CAPACITOR, CER, CC1206, CAPACITOR, CER, CC1206, CAPACITOR, CER, CC1206, CAPACITOR, ELEC, CHEMI-ON CAPACITOR, CER, CC0805, CAPACITOR, CER, CC0805, CAPACITOR, CER, CC0805, KEMET CAPACITOR, CER, CC0805, KEMET CAPACITOR, CER, CC0805, KEMET CAPACITOR, CER, CC0805, KEMET CAPACITOR, CER, CC0805, KEMET CAPACITOR, CER, CC1206, CAPACITOR, CER, CC1812, CAPACITOR, CER, CC0805, KEMET DIODE, SMB, DIODE DIODE, SMA, CENTRAL DIODE, SOD123, CENTRAL SCHOTTKY, TO252, DIODE, SMA, CENTRAL DIODE, SOD123, CENTRAL RJ-45 CONNECTOR POWER JACK POWER JACK POST, MILL POST, MILL INDUCTOR, COILCRAFT INDUCTOR, COILCRAFT LED,GREEN, LUMEX TEST POINT, KEYSTONE TEST POINT, KEYSTONE TEST POINT, KEYSTONE TEST POINT, KEYSTONE
0.5A, 100V 0.5A, 100V 24.9K 680p, 4.7F, 100V 22F, 100V 10F, 6.3V 10F, 6.3V 10F, 6.3V 10F, 6.3V 10F, 6.3V 330F, 6.3V 1.0F, 0.47F, 47nF, 1nF, 1nF, 330pF, 47nF, 100nF, 100V 2.2nF, 47nF, 100V 100V 125mA, 12A, 100V 125mA,
0.33H
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LM5072
SUD15N15-95 CRCW2512200J CRCW2512200J CRCW080520R0F CRCW120610R0F CRCW08053321F CRCW08051002F CRCW080510R0F CRCW08051000F CRCW08051002F CRCW08052432F CRCW08054991F CRCW12060R301F CRCW12060R301F CRCW08051001F CRCW08051001F CRCW08051472F CRCW08056340F CRCW08052102F CRCW08050R0J CRCW08050R0J CRCW08053320F CRCW08052492F DA2257-AL DCT13EP-U12S005 LM5072-80 PS2801-1-L PC3H7D LMV431A CMZ5944B SMAJ58A RESISTOR RESISTOR RESISTOR RESISTOR XFMR, FLYBACK, COILCRAFT XFMR, FLYBACK, CTRL, NATIONAL OPTO-COUPLER, OPTO-COUPLER, SHARP REFERENCE, SOT23-3, NATIONAL Zener, 60V, CENTRAL TVS, 58V, DIODE 24.9k LM5072-80 PS2801 PC3H7D LMV431A CMZ5938B SMAJ58A RESISTOR RESISTOR 21.0k MOSFET, N-CH, TO252, VISHAY RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR RESISTOR 150V, 3.3k 24.3k 4.9k 0.301 0.301 14.7k
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5.5V
CAPACITOR, CER, CC1206, CAPACITOR, CER, CC1206, CAPACITOR, CER, CC1206, CAPACITOR, ELEC, CHEMI-ON DIODE, SMA, CENTRAL POST, MILL POST, MILL INDUCTOR, COILCRAFT ZENER, SMA, CENTRAL
LM5072
C3216X5R1A106M C3216X5R1A106M C3216X5R1A106M EMVY100ADA101MF55G CMSH2-60 3104-2-00-01-00-00-080 3104-2-00-01-00-00-080 DO1813P-181MLD CMZ5920B
10F, 10F, 10F, 100F,
0.18H 6.2V
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CSP-9-111C2 CSP-9-111S2 RoHS CSP-9-111S2
AN-1455
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