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参数资料
| 型号： | LM4051AEX3-1.2+T |
| 厂商： | Maxim Integrated Products |
| 文件页数： | 5/14页 |
| 文件大小： | 0K |
| 描述： | IC VREF SHUNT PREC 1.225V SC70-3 |
| 产品培训模块： | Lead (SnPb) Finish for COTS Obsolescence Mitigation Program |
| 标准包装： | 2,500 |
| 基准类型： | 旁路，精度 |
| 输出电压： | 1.225V |
| 容差： | ±0.1% |
| 温度系数： | 50ppm/°C |
| 通道数： | 1 |
| 电流 - 阴极： | 60µA |
| 电流 - 输出： | 15mA |
| 工作温度： | -40°C ~ 125°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | SC-70，SOT-323 |
| 供应商设备封装： | SC-70-3 |
| 包装： | 带卷 (TR) |
LM4050/LM4051
50ppm/°C Precision Micropower Shunt Voltage
References with Multiple Reverse Breakdown Voltages
ELECTRICAL CHARACTERISTICS—3.000V
(I R = 100μA, T A = T MIN to T MAX , unless otherwise noted. Typical values are at T A = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
LM4050A (0.1%)
2.9970
3.0000
3.0030
Reverse Breakdown Voltage
V R
T A = +25 ° C
LM4050B (0.2%)
2.9940
3.0000
3.0060
V
LM4050C (0.5%)
2.9850
3.0000
3.0150
Reverse Breakdown Voltage
Tolerance (Note 2)
Minimum Operating Current
V RTOL
I RMIN
LM4050A
LM4050B
LM4050C
± 3.0
± 6.0
± 15
45
± 18
± 21
± 30
67
mV
μA
Average Reverse Voltage
I R = 10mA
± 20
Temperature Coefficient
? V R / ? T
I R = 1mA
± 15
± 50
ppm/ ° C
(Notes 2, 3)
I R = 100μA
± 15
Reverse Breakdown Voltage
I RMIN ≤ I R ≤ 1mA
0.3
1.0
Change with Operating
Current Change
1mA ≤ I R ≤ 15mA
2.5
8.0
mV
Reverse Dynamic
Impedance (Note 3)
Z R
I R = 1mA, f = 120Hz,
I AC = 0.1I R
LM4050A/B
LM4050C
0.3
0.3
0.8
0.9
?
Wideband Noise
Reverse Breakdown Voltage
Long-Term Stability
e N
? V R
I R = 100μA, 10Hz ≤ f ≤ 10kHz
T = 1000h
45
120
μV RMS
ppm
ELECTRICAL CHARACTERISTICS—3.300V
(I R = 100μA, T A = T MIN to T MAX , unless otherwise noted. Typical values are at T A = +25°C.) (Note 1)
PARAMETER
SYMBOL
CONDITIONS
MIN
TYP
MAX
UNITS
LM4050A (0.1%)
3.2967
3.3000
3.3033
Reverse Breakdown Voltage
V R
T A = +25 ° C
LM4050B (0.2%)
3.2934
3.3000
3.3066
V
LM4050C (0.5%)
3.2835
3.3000
3.3165
Reverse Breakdown Voltage
Tolerance (Note 2)
Minimum Operating Current
V RTOL
I RMIN
LM4050A
LM4050B
LM4050C
± 3.0
± 6.0
± 15
45
± 18
± 21
± 30
67
mV
μA
Average Reverse Voltage
I R = 10mA
± 20
Temperature Coefficient
? V R / ? T
I R = 1mA
± 15
± 50
ppm/ ° C
(Notes 2, 3)
I R = 100μA
± 15
Reverse Breakdown Voltage
I RMIN ≤ I R ≤ 1mA
0.3
1.0
Change with Operating
Current Change
1mA ≤ I R ≤ 15mA
2.5
8.0
mV
Reverse Dynamic
Impedance (Note 3)
Z R
I R = 1mA, f = 120Hz,
I AC = 0.1I R
LM4050A/B
LM4050C
0.3
0.3
0.8
0.9
?
Wideband Noise
Reverse Breakdown Voltage
Long-Term Stability
e N
? V R
I R = 100μA, 10Hz ≤ f ≤ 10kHz
T = 1000h
50
120
μV RMS
ppm
Maxim Integrated
5
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