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LM3253 数据表(PDF) 11 Page - Texas Instruments |
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LM3253 数据表(HTML) 11 Page - Texas Instruments |
11 / 26 page 100 s/DIV 50 mV/DIV VOUT 1V/DIV VIN 20 s/DIV 2V/DIV VOUT 1V/DIV VSW 2V/DIV EN 100 Ps/DIV 100 mV/ DIV VOUT IOUT 500 mA/ DIV 100 s/DIV 50 mV/DIV VOUT 1V/DIV VIN 100 Ps/DIV 20 mV/ DIV VOUT 200 mA/ DIV IOUT 100 Ps/DIV 50 mV/ DIV VOUT 500 mA/ DIV IOUT LM3253 www.ti.com SNVS791Q – FEBRUARY 2012 – REVISED MAY 2013 TYPICAL PERFORMANCE CHARACTERISTICS (continued) Load Transient in PWM Mode Load Transient in PWM Mode VIN = 3.8V, VOUT = 2.5V, IOUT = 0mA to 300mA VIN = 3.8V, VOUT = 3V, IOUT = 0mA to 700mA Figure 14. Figure 15. Load Transient in PWM Mode Line Transient VIN = 4.2V, VOUT = 3V, IOUT = 0mA to 1.2A VIN = 3.6V to 4.2V, VOUT = 2.5V, RLOAD = 6.8Ω Figure 16. Figure 17. Line Transient Startup in PFM Mode VIN = 3.6V to 4.2V, VOUT = 1V, RLOAD = 6.8Ω VIN = 3.8V, VOUT = 1V, No Load, EN = LOW to HIGH Figure 18. Figure 19. Copyright © 2012–2013, Texas Instruments Incorporated Submit Documentation Feedback 11 Product Folder Links: LM3253 |
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类似说明 - LM3253 |
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