Datasheet LTM4653 (Analog Devices) - 7
| 制造商 | Analog Devices |
| 描述 | EN55022B Compliant 58V, 4A Step-Down DC/DC µModule Regulator |
| 页数 / 页 | 34 / 7 — TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. … |
| 修订版 | A |
| 文件格式/大小 | PDF / 3.5 Mb |
| 文件语言 | 英语 |
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Start-Up, No Load. Start-Up, 4A Load
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LTM4653
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Start-Up, No Load Start-Up, 4A Load Start-Up, Pre-Bias
RUN RUN RUN 2V/DIV 2V/DIV 2V/DIV VOUT VOUT VOUT 5V/DIV 5V/DIV 5V/DIV IDIODE 1mA/DIV PGOOD PGOOD PGOOD 2V/DIV 2V/DIV 2V/DIV 4653 G10 4653 G11 2ms/DIV 2ms/DIV 4653 G12 2ms/DIV FIGURE 32 CIRCUIT, 48VIN, FIGURE 32 CIRCUIT, 48VIN, FIGURE 32 CIRCUIT, 48VIN, CINH = CD = 4.7µF, COUT = 2 x 22µF, CINH = CD = 4.7µF, COUT = 2 x 22µF, CINH = CD = 4.7µF, COUT = 2 x 22µF, RfSET = 124k, RISET = 240kΩ, RfSET = 124k, RISET = 240kΩ, RfSET = 124k, RISET = 240kΩ, RPGDFB = 95.3kΩ, RPGDFB = 95.3kΩ, RPGDFB = 95.3kΩ, CTH = 10nF, RTH = 562Ω, CTH = 10nF, RTH = 562Ω, CTH = 10nF, RTH = 562Ω, REXTVCC = 49.9Ω, CEXTVCC = 1µF, REXTVCC = 49.9Ω, CEXTVCC = 1µF, REXTVCC = 49.9Ω, CEXTVCC = 1µF, NO LOAD 3Ω RESISTIVE LOAD VOUT PRE-BIASED TO 5V THROUGH 1N4148 DIODE
Short Circuit, No Load Short Circuit, 4A Load
VOUT V 5V/DIV OUT 5V/DIV I I IN IN 1A/DIV 1A/DIV 4653 G13 4653 G14 10µs/DIV 10µs/DIV FIGURE 32 CIRCUIT, 48VIN, FIGURE 32 CIRCUIT, 48VIN, CINH = CD = 4.7µF, COUT = 2 x 22µF, CINH = CD = 4.7µF, COUT = 2 x 22µF, RfSET = 124k, RISET = 240kΩ, RfSET = 124k, RISET = 240kΩ, RPGDFB = 95.3kΩ, RPGDFB = 95.3kΩ, CTH = 10nF, RTH = 562Ω, CTH = 10nF, RTH = 562Ω, REXTVCC = 49.9Ω, CEXTVCC = 1µF, REXTVCC = 49.9Ω, CEXTVCC = 1µF, NO LOAD PRIOR TO APPLICATION 3Ω RESISTIVE LOAD PRIOR TO OF OUTPUT SHORT-CIRCUIT APPLICATION OF OUTPUT SHORT-CIRCUIT Rev. A For more information www.analog.com 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Test Circuit Decoupling Requirements Operation Operation Operation Applications Information Typical Applications Package Photograph Package Description Typical Application Related Parts
TYPICAL PERFORMANCE CHARACTERISTICS TA = 25°C, unless otherwise noted. Start-Up, No Load Start-Up, 4A Load Start-Up, Pre-Bias
RUN RUN RUN 2V/DIV 2V/DIV 2V/DIV VOUT VOUT VOUT 5V/DIV 5V/DIV 5V/DIV IDIODE 1mA/DIV PGOOD PGOOD PGOOD 2V/DIV 2V/DIV 2V/DIV 4653 G10 4653 G11 2ms/DIV 2ms/DIV 4653 G12 2ms/DIV FIGURE 32 CIRCUIT, 48VIN, FIGURE 32 CIRCUIT, 48VIN, FIGURE 32 CIRCUIT, 48VIN, CINH = CD = 4.7µF, COUT = 2 x 22µF, CINH = CD = 4.7µF, COUT = 2 x 22µF, CINH = CD = 4.7µF, COUT = 2 x 22µF, RfSET = 124k, RISET = 240kΩ, RfSET = 124k, RISET = 240kΩ, RfSET = 124k, RISET = 240kΩ, RPGDFB = 95.3kΩ, RPGDFB = 95.3kΩ, RPGDFB = 95.3kΩ, CTH = 10nF, RTH = 562Ω, CTH = 10nF, RTH = 562Ω, CTH = 10nF, RTH = 562Ω, REXTVCC = 49.9Ω, CEXTVCC = 1µF, REXTVCC = 49.9Ω, CEXTVCC = 1µF, REXTVCC = 49.9Ω, CEXTVCC = 1µF, NO LOAD 3Ω RESISTIVE LOAD VOUT PRE-BIASED TO 5V THROUGH 1N4148 DIODE
Short Circuit, No Load Short Circuit, 4A Load
VOUT V 5V/DIV OUT 5V/DIV I I IN IN 1A/DIV 1A/DIV 4653 G13 4653 G14 10µs/DIV 10µs/DIV FIGURE 32 CIRCUIT, 48VIN, FIGURE 32 CIRCUIT, 48VIN, CINH = CD = 4.7µF, COUT = 2 x 22µF, CINH = CD = 4.7µF, COUT = 2 x 22µF, RfSET = 124k, RISET = 240kΩ, RfSET = 124k, RISET = 240kΩ, RPGDFB = 95.3kΩ, RPGDFB = 95.3kΩ, CTH = 10nF, RTH = 562Ω, CTH = 10nF, RTH = 562Ω, REXTVCC = 49.9Ω, CEXTVCC = 1µF, REXTVCC = 49.9Ω, CEXTVCC = 1µF, NO LOAD PRIOR TO APPLICATION 3Ω RESISTIVE LOAD PRIOR TO OF OUTPUT SHORT-CIRCUIT APPLICATION OF OUTPUT SHORT-CIRCUIT Rev. A For more information www.analog.com 7 Document Outline Features Applications Typical Application Description Absolute Maximum Ratings Order Information Pin Configuration Electrical Characteristics Typical Performance Characteristics Pin Functions Test Circuit Decoupling Requirements Operation Operation Operation Applications Information Typical Applications Package Photograph Package Description Typical Application Related Parts