参数资料
型号: LM385BXMX-2.5/NOPB
厂商: National Semiconductor
文件页数: 3/22页
文件大小: 0K
描述: IC VREF SHUNT 2.5V 8-SOIC
标准包装: 2,500
基准类型: 分流器
输出电压: 2.5V
容差: ±3%
温度系数: 30ppm/°C
通道数: 1
电流 - 阴极: 20µA
电流 - 输出: 20mA
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)
供应商设备封装: 8-SOIC
包装: 带卷 (TR)
其它名称: *LM385BXMX-2.5
*LM385BXMX-2.5/NOPB
LM385BXMX-2.5

SNVS743D – DECEMBER 1999 – REVISED MARCH 2013
ELECTRICAL CHARACTERISTICS
LM385A-2.5-N
Parameter
Conditions
Typ
LM385AX-2.5-N
LM385AY-2.5-N
Units
(Limits)
Tested Limit (2)
Design Limit (3)
Reverse Breakdown
I R = 100 μ A
2.500
2.480
V(Min)
Voltage
2.500
2.520
2.470
2.530
V(Max)
V(Min)
V(Max)
Minimum Operating
12
18
20
μ A
Current
(Max)
Reverse Breakdown
I MIN ≤ I R ≤ 1mA
1
1.5
mV
Voltage Change with
(Max)
Current
1 mA ≤ I R ≤ 20 mA
10
20
mV
(Max)
Reverse Dynamic
Impedance
Wideband Noise (rms)
I R = 100 μ A,
f = 20 Hz
I R = 100 μ A
0.2
120
0.6
1.5
Ω
μ V
10 Hz ≤ f ≤ 10 kHz
Long Term Stability
I R = 100 μ A, T = 1000 Hr,
20
ppm
T A = 25°C ±0.1°C
Average Temperature Coefficient (4)
I MIN ≤ I R ≤ 20 mA
X Suffix
Y Suffix
All Others
30
50
150
ppm/°C
(Max)
(1)
(2)
(3)
(4)
Parameters identified with boldface type apply at temperature extremes. All other numbers apply at T A = T J = 25°C.
Specified and 100% production tested.
Specified, but not 100% production tested. These limits are not used to calculate average outgoing quality levels.
The average temperature coefficient is defined as the maximum deviation of reference voltage at all measured temperatures between
the operating T MAX and T MIN , divided by T MAX –T MIN . The measured temperatures are ? 55°C, ? 40°C, 0°C, 25°C, 70°C, 85°C, 125°C.
Copyright ? 1999–2013, Texas Instruments Incorporated
3
Product Folder Links: LM185-2.5-N LM285-2.5-N LM385-2.5-N
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