参数资料
型号: MAX844ISA+
厂商: Maxim Integrated Products
文件页数: 3/10页
文件大小: 0K
描述: IC BIAS GAASFET REG 8-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 100
应用: 充电泵,手机发射器
输入电压: 2.5 V ~ 10 V
输出数: 1
输出电压: -2V
工作温度: -25°C ~ 85°C
安装类型: 表面贴装
封装/外壳: 8-SOIC(0.154",3.90mm 宽)
供应商设备封装: 8-SOIC
包装: 管件
Low-Noise, Regulated, -2V GaAsFET Bias
__________________________________________Typical Operating Characteristics
(Circuit of Figure 2a, V IN = 3.6V, T A = +25°C, unless otherwise noted.)
-2.070
OUTPUT VOLTAGE
vs. OUTPUT CURRENT
-2.065
OUTPUT VOLTAGE vs. INPUT VOLTAGE
OVER TEMPERATURE
-2.060
-2.060
-2.055
T A = +85°C
-2.050
-2.040
-2.050
-2.045
-2.040
T A = +25°C
T A = -40°C
0
1
2
3
4
5
6
7
8
9
10
2
3
4
5
6
7
8
9
10
120
OUTPUT CURRENT (mA)
MAXIMUM OUTPUT CURRENT
vs. INPUT VOLTAGE
30
INPUT VOLTAGE (V)
NEGOUT CURRENT vs. INPUT VOLTAGE
100
V OUT < -1.95V
(CIRCUIT OF FIG 2a)
25
V NEGOUT = 0.9 x V NEGOUT(NO LOAD)
V OUT < -1.95V
80
(CIRCUIT OF FIG 2d)
High-current operation not
20
recommended for extended
60
periods of time.
15
40
20
V OUT < 2mVp-p RIPPLE
(CIRCUIT OF FIG 2a)
V OUT < 2mVp-p RIPPLE
10
5
SHUTDOWN
(MAX844)
(CIRCUIT OF FIG 2d)
0
0
2
3
4
5
6
7
8
9
10
2
3
4
5
6
7
8
9
10
INPUT VOLTAGE (V)
N0-LOAD SUPPLY CURRENT
INPUT VOLTAGE (V)
5
4
vs. INPUT VOLTAGE
7
6
5
SUPPLY CURRENT vs. TEMPERATURE
2.8
2.4
START-UP TIME vs. INPUT VOLTAGE
3
4
V IN = 10V
2.0
1.6
2
3
2
1.2
1
0
1
0
V IN = 3.6V
0.8
0.4
2
3
4
5
6
7
8
9
10
-40
-20
0
20
40
60
80
100
2
3
4
5
6
7
8
9
10
INPUT VOLTAGE (V)
TEMPERATURE (°C)
INPUT VOLTAGE (V)
_______________________________________________________________________________________
3
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