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參數(shù)資料
| 型號： | LM385B |
| 廠商： | Analog Integrations Corporation |
| 英文描述： | Adjustable Micropower Voltage Reference |
| 中文描述： | 可調(diào)微功耗電壓參考 |
| 文件頁數(shù)： | 3/7頁 |
| 文件大?。?/td> | 124K |
| 代理商： | LM385B |
LM385/LM385B
3
n
ELECTRICAL CHARACTERISTICS
(T
A
=25
°
C, unless otherwise specified.)
PARAMETER
TEST CONDITIONS
SYMBOL
MIN.
TYP.
MAX.
UNIT
Reverse Voltage
I
R
=100
μ
A
LM385B
LM385
V
R
1.228
1.215
1.240
1.240
1.252
1.265
V
Reverse Voltage Change with
Current
I
RMIN
≤
I
R
≤
1mA
1mA
≤
I
R
≤
20mA
V
R
0.2
5
1
15
mV
Minimum Operating Current
V
OUT
=1.24V
V
OUT
=5.3V
I
R
=100
μ
A, f=100Hz
I
AC
=0.1I
R
, V
OUT
=1.24V,
I
RMIN
7
35
11
55
μ
A
Dynamic Output Impedance
V
OUT
=5.3V
Z
R
0.4
1
Reference Voltage Change with
Output Voltage
I
R
=100
μ
A
2
5
mV
Feedback Current
I
FB
8
20
nA
Output Wideband Noise
I
R
=100
μ
A, 10Hz<f<10KHz
V
OUT
=1.24V,
V
OUT
=5.3V
e
N
50
170
μ
V
RMS
Average Temperature
Coefficient (Note)
I
R
=100
μ
A
α
V
R
100
ppm/
°
C
Long Term Stability
I
R
=100
μ
A, T=1000Hrs,
T
A
=25
°
C
±
0.1
°
C
V
R
/
t
20
ppm
Note : The average temperature coefficient is defined as the maximum deviation of reverse voltage at all
measured temperatures from T
MIN
to T
MAX
, divided by T
MAX
- T
MIN
. The measured temperatures are
0
°
C, 25
°
C, 50
°
C and 70
°
C.
n
TYPICAL PERFORMANCE CHARACTERISTICS
0.01
0.1
1
10
100
0
0.2
0.4
0.6
0.8
1.0
Fig. 1 Forward characteristics
Forward Current (mA)
F
TA= -55
°
C
TA= 25
°
C
TA= 125
°
C
Fig. 2 Reverse Characteristics
R
μ
A
100
0
0.2
0.4
0.6
0.8
1
1.2
1.4
0.1
1
10
TA= -55
°
C
TA= 25
°
C
TA= 125
°
C
Reverse Voltage (V)
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| LM285AYZ-2.5 | Voltage Reference |
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相關(guān)代理商/技術(shù)參數(shù) |
參數(shù)描述 |
|---|---|
| LM385B-1.2 | 制造商:TI 制造商全稱:Texas Instruments 功能描述:MICROPOWER VOLTAGE REFERENCES |
| LM385B-1.2D | 制造商:TI 制造商全稱:Texas Instruments 功能描述:MICROPOWER VOLTAGE REFERENCES |
| LM385B-1.2DM | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Voltage Reference - Micropower |
| LM385B-1.2LP | 制造商:TI 制造商全稱:Texas Instruments 功能描述:MICROPOWER VOLTAGE REFERENCES |
| LM385B-1.2V | 制造商:TELCOM 制造商全稱:TelCom Semiconductor, Inc 功能描述:LOW POWER, BANDGAP VOLTAGE REFERENCES |
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