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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： | 12/16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
_______________________________________________________________________________________
5
_____________________________Typical Operating Characteristics (continued)
(TA = +25°C, unless otherwise noted.)
2.5
1.5
-60
60
SWITCH OFF-TIME vs. TEMPERATURE
2.0
MAX761-13
TEMPERATURE (°C)
t OFF
(s)
0
120
V+ = 5V
5.0
2.5
100
STARTUP VOLTAGE
vs. LOAD CURRENT (BOOTSTRAPPED)
3.0
4.5
MA744/5/6-14
LOAD CURRENT (mA)
START-UP
VOLTAGE
(V)
10
1000
3.5
1
4.0
VOUT = -12V
VOUT = -15V
VOUT = -5V
5.0
2.5
0.1
100
STARTUP VOLTAGE
vs. LOAD CURRENT (NONBOOTSTRAPPED)
3.0
4.5
MA744/5/6-15
LOAD CURRENT (mA)
START-UP
VOLTAGE
(V)
10
1000
3.5
1
4.0
VOUT = -24V
VOUT = -15V
VOUT = -12V
VOUT = -5V
2200
800
2
4
10
16
MAX774
MAXIMUM LOAD vs. INPUT VOLTAGE
1200
1000
1800
2000
MAX774/5/6-16
INPUT VOLTAGE (V)
LOAD
CURRENT
(mA)
8
612
14
1600
1400
BOOTSTRAPPED
NONBOOTSTRAPPED
VOUT = -5V
20
-60 -40
60
140
EXT RISE AND FALL TIMES
vs. TEMPERATURE
40
30
MAX774/5/6-9
TEMPERATURE (°C)
t RISE
&
t FALL
(ns)
40
20
0
-20
80
120
100
50
5V RISE
60
80
70
90
100
120
110
130
5V FALL
12V RISE
12V FALL
CEXT = 1nF
-60 -40
60
140
EXT RISE AND FALL TIMES
vs. TEMPERATURE
MAX774/5/6-10
TEMPERATURE (°C)
t RISE
&
t FALL
(ns)
40
20
0
-20
80
120
100
5V RISE
450
400
500
5V FALL
12V RISE
12V FALL
CEXT = 5nF
300
250
350
150
100
200
50
17
15
-60
60
SWITCH ON-TIME vs. TEMPERATURE
16
MAX761-13
TEMPERATURE (°C)
t on
(s)
0
120
V+ = 5V
8.0
7.8
7.6
7.4
7.2
7.0
6.8
6.6
6.4
6.2
6.0
-60 -40
60
140
SWITCH ON-TIME/OFF-TIME RATIO
MAX774/5/6-6
TEMPERATURE (°C)
t ON
/t
OFF
RATIO
(s/s)
40
20
0
-20
80
120
100
V+ = 5V
4.0
0
-60 -40
60
140
SHUTDOWN CURRENT
vs. TEMPERATURE
1.0
0.5
2.5
3.5
MAX774/5/6-7
TEMPERATURE (°C)
I CC
(A)
40
20
0
-20
80
120
100
2.0
1.5
3.0
V+ = 15V
V+ = 8V
V+ = 4V
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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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