参数资料
型号: ICL7660SCBA
厂商: Intersil
文件页数: 5/13页
文件大小: 0K
描述: IC REG SWITCHD CAP DBL INV 8SOIC
标准包装: 98
类型: 切换式电容器(充电泵),倍增器,反相
输出类型: 可调式
输出数: 1
输出电压: -1.5 V ~ -12 V,±3 V ~ ±24 V
输入电压: 1.5 V ~ 12 V
频率 - 开关: 10kHz,35kHz
电流 - 输出: 45mA
同步整流器:
工作温度: 0°C ~ 70°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
包装: 管件
供应商设备封装: 8-SOIC
产品目录页面: 1237 (CN2011-ZH PDF)
ICL7660S, ICL7660A
Functional Block Diagram
8
V+
OSC
LV
7
6
OSCILLATOR
AND DIVIDE-BY-
2 COUNTER
VOLTAGE
LEVEL
TRANSLATOR
Q 1
Q 2
2
3
CAP+
GND
INTERNAL SUPPLY
REGULATOR
Q 4
4
5
CAP-
V OUT
3
Q 3
3
SUBSTRATE
LOGIC
NETWORK
3
Typical Performance Curves
See Figure 12, “ICL7660S Test Circuit” on page 7) and Figure 13 “ICL7660A Test Circuit” on page 7
12
250
10
200
T A = +125°C
8
6
4
2
SUPPLY VOLTAGE RANGE
(NO DIODE REQUIRED)
150
100
50
T A = +25°C
T A = -55°C
0
-55
-25
0
25
50
100
125
0
0
2
4
6
8
10
12
TEMPERATURE (°C)
FIGURE 1. OPERATING VOLTAGE AS A
FUNCTION OF TEMPERATURE
350
SUPPLY VOLTAGE (V)
FIGURE 2. OUTPUT SOURCE RESISTANCE AS A
FUNCTION OF SUPPLY VOLTAGE
98
300
250
I OUT = 3mA,
96
94
92
V+ = 5V
T A = +25°C
I OUT = 1mA
200
150
100
I OUT = 20mA,
V+ = 5V
V+ = 2V
I OUT = 20mA,
V+ = 5V
90
88
86
84
50
0
-50
-25
0
25
I OUT = 20mA,
V+ = 12V
50 75
100
125
82
80
100
1k
10k
50k
TEMPERATURE (°C)
FIGURE 3. OUTPUT SOURCE RESISTANCE AS A
FUNCTION OF TEMPERATURE
5
OSC FREQUENCY f OSC (Hz)
FIGURE 4. POWER CONVERSION EFFICIENCY AS A
FUNCTION OF OSCILLATOR FREQUENCY
FN3179.7
January 23, 2013
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