Datasheet MAX1795, MAX1796, MAX1797 (Maxim) - 7
| 制造商 | Maxim |
| 描述 | Low-Supply Current, Step-Up DC-DC Converters with True Shutdown |
| 页数 / 页 | 13 / 7 — Typical Operating Characteristics (continued). LIGHT-LOAD SWITCHING … |
| 文件格式/大小 | PDF / 2.1 Mb |
| 文件语言 | 英语 |
Typical Operating Characteristics (continued). LIGHT-LOAD SWITCHING WAVEFORMS. LINE-TRANSIENT RESPONSE
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MAX1795/MAX1796/ Low-Supply Current, Step-Up DC-DC Converters MAX1797 with True Shutdown
Typical Operating Characteristics (continued)
(L = 22μH, CIN = 47μF, COUT = 47μF, TA = +25°C, unless otherwise noted.)
LIGHT-LOAD SWITCHING WAVEFORMS LINE-TRANSIENT RESPONSE
MAX1795/96/97 toc17 MAX1795/96/97 toc18 VLX 5V/div VBATT +2.7V TO +3V IINDUCTOR 500mA/div V V OUT OUT (AC-COUPLED) (AC-COUPLED) 20mV/div 100mV/div 20µs/div 10µs/div VBATT = +3.6V VBATT = +2.7V TO +3V VOUT = +5.0V VOUT = +5.0V ILOAD = 40mA NO LOAD
LOAD-TRANSIENT RESPONSE STARTUP-SHUTDOWN WAVEFORMS
MAX1795/96/97 toc19 MAX1795/96/97 toc20 VSHDN I 5V/div OUT 100mA/div VOUT 2V/div VOUT 100mV/div IINDUCTOR 500mA/div 40µs/div 2ms/div VBATT = +2.4V VBATT = +2.4V VOUT = +3.3V VOUT = +5.0V ILOAD = 0 TO 325mA ILOAD = 200mA www.maximintegrated.com Maxim Integrated │
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Typical Operating Characteristics (continued)
(L = 22μH, CIN = 47μF, COUT = 47μF, TA = +25°C, unless otherwise noted.)
LIGHT-LOAD SWITCHING WAVEFORMS LINE-TRANSIENT RESPONSE
MAX1795/96/97 toc17 MAX1795/96/97 toc18 VLX 5V/div VBATT +2.7V TO +3V IINDUCTOR 500mA/div V V OUT OUT (AC-COUPLED) (AC-COUPLED) 20mV/div 100mV/div 20µs/div 10µs/div VBATT = +3.6V VBATT = +2.7V TO +3V VOUT = +5.0V VOUT = +5.0V ILOAD = 40mA NO LOAD
LOAD-TRANSIENT RESPONSE STARTUP-SHUTDOWN WAVEFORMS
MAX1795/96/97 toc19 MAX1795/96/97 toc20 VSHDN I 5V/div OUT 100mA/div VOUT 2V/div VOUT 100mV/div IINDUCTOR 500mA/div 40µs/div 2ms/div VBATT = +2.4V VBATT = +2.4V VOUT = +3.3V VOUT = +5.0V ILOAD = 0 TO 325mA ILOAD = 200mA www.maximintegrated.com Maxim Integrated │
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