Datasheet LTC4418 (Linear Technology) - 27
| 制造商 | Linear Technology |
| 描述 | Dual Channel Prioritized PowerPath Controller |
| 页数 / 页 | 30 / 27 — TYPICAL APPLICATIONS. CHANNEL. Figure 11. 12V System with 24V Backup … |
| 文件格式/大小 | PDF / 1.1 Mb |
| 文件语言 | 英语 |
TYPICAL APPLICATIONS. CHANNEL. Figure 11. 12V System with 24V Backup Supply
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LTC4418
TYPICAL APPLICATIONS
M1 FDS4685 M2 V 12V SYS OUT + + C 2A MAX OUT CIN1 39µF 39µF 30mΩ ESR M3 FDS4685 M4 24V SYS INPUT IMPEDANCE: 30mΩ + C C S IN2 6.8nF 39µF LT3060-3.3 CVS1 CVS2 RS DS 100nF 220nF 1.96k BAT46WJ CVS1 100nF VS1 G1 VS2 G2 R7 R8 V1 VOUT 1M 1M R3 634k 12V INVALID UV1 VALID1 R2 24V INVALID 23.2k VALID2 OV1 R1 LTC4418 CAS C 49.9k V2 100nF INTVCC V2 R6 EN 634k UV2 R5 SHDN 11.8k OV2 TMR R4 GND HYS 4418 F11 23.2k RHYS CTMR CINTVCC 158k 1nF 100nF
CHANNEL 1 2
UV THRESHOLD 9.67V 19.17V OV THRESHOLD 14.17V 28.84V HYSTERESIS 250mV 250mV INRUSH LIMIT – 8A VALIDATION DELAY 16ms 16ms VOUT DROOP MAX 1.2V
Figure 11. 12V System with 24V Backup Supply
4418f For more information www.linear.com/LTC4418 27 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts
TYPICAL APPLICATIONS
M1 FDS4685 M2 V 12V SYS OUT + + C 2A MAX OUT CIN1 39µF 39µF 30mΩ ESR M3 FDS4685 M4 24V SYS INPUT IMPEDANCE: 30mΩ + C C S IN2 6.8nF 39µF LT3060-3.3 CVS1 CVS2 RS DS 100nF 220nF 1.96k BAT46WJ CVS1 100nF VS1 G1 VS2 G2 R7 R8 V1 VOUT 1M 1M R3 634k 12V INVALID UV1 VALID1 R2 24V INVALID 23.2k VALID2 OV1 R1 LTC4418 CAS C 49.9k V2 100nF INTVCC V2 R6 EN 634k UV2 R5 SHDN 11.8k OV2 TMR R4 GND HYS 4418 F11 23.2k RHYS CTMR CINTVCC 158k 1nF 100nF
CHANNEL 1 2
UV THRESHOLD 9.67V 19.17V OV THRESHOLD 14.17V 28.84V HYSTERESIS 250mV 250mV INRUSH LIMIT – 8A VALIDATION DELAY 16ms 16ms VOUT DROOP MAX 1.2V
Figure 11. 12V System with 24V Backup Supply
4418f For more information www.linear.com/LTC4418 27 Document Outline Features Applications Description Typical Application Absolute Maximum Ratings Pin Configuration Order Information Electrical Characteristics Typical Performance Characteristics Pin Functions Block Diagram Timing Diagram Operation Applications Information Typical Applications Package Description Typical Application Related Parts