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参数资料
| 型号： | DS1670S |
| 厂商： | DALLAS SEMICONDUCTOR |
| 元件分类： | Timer or RTC |
| 英文描述： | 0 TIMER(S), REAL TIME CLOCK, PDSO20 |
| 封装： | SOIC-20 |
| 文件页数： | 14/16页 |
| 文件大小： | 312K |
| 代理商： | DS1670S |
MAX774/MAX775/MAX776
-5V/-12V/-15V or Adjustable, High-Efficiency,
Low IQ Inverting DC-to-DC Controllers
_______________________________________________________________________________________
7
__________________________________________Typical Operating Characteristics
(TA = +25°C, unless otherwise noted.)
CIRCUIT OF FIGURE 2
V+ = 6.5V, ILOAD = 1A, VOUT = -5V
A: OUTPUT RIPPLE, 200mV/div
B: EXT WAVEFORM, 10V/div
C: INDUCTOR CURRENT, 2A/div
OPERATING WAVEFORMS
10
s/div
A
B
C
CIRCUIT OF FIGURE 2
VOUT = -5V, V+ = 4.7V
ILOAD = 1.05A (1A/div)
INDUCTOR CURRENT NEAR FULL LOAD
20
s/div
1A/div
0A
CIRCUIT OF FIGURE 2
ILOAD = 300mA, VOUT = -5V
V+ = 8V, L = 22
H
CONTINUOUS CONDUCTION
AT ONE-HALF CURRENT LIMIT
20
s/div
1A/div
0A
CIRCUIT OF FIGURE 2
V+ = 6V, ILOAD = 1A, VOUT = -5V
A: SHUTDOWN PULSE, 0V TO V+, 5V/div
B: VOUT, 2V/div
ENTRY/EXIT FROM SHUTDOWN
2ms/div
A
B
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相关代理商/技术参数 |
参数描述 |
|---|---|
| DS1670S+ | 功能描述:实时时钟 Portable System Controller RoHS:否 制造商:Microchip Technology 功能:Clock, Calendar. Alarm RTC 总线接口:I2C 日期格式:DW:DM:M:Y 时间格式:HH:MM:SS RTC 存储容量:64 B 电源电压-最大:5.5 V 电源电压-最小:1.8 V 最大工作温度:+ 85 C 最小工作温度: 安装风格:Through Hole 封装 / 箱体:PDIP-8 封装:Tube |
| DS1671H | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Dual Clock Driver |
| DS1671J-8 | 制造商:未知厂家 制造商全称:未知厂家 功能描述:Dual Clock Driver |
| DS-1671ZJ | 制造商:Hikvision USA 功能描述:4" Indoor Ceiling Embedded Mount |
| DS1672 | 制造商:DALLAS 制造商全称:Dallas Semiconductor 功能描述:Low Voltage Serial Timekeeping Chip |
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