参数资料
型号: LM385BLP-1.2
厂商: MICROSEMI CORP
元件分类: 基准电压源/电流源
英文描述: 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 1.235 V, PBCY3
封装: ROHS COMPLIANT, PLASTIC, TO-92, 3 PIN
文件页数: 3/7页
文件大小: 262K
代理商: LM385BLP-1.2
O
B
SO
LETE
PRO
D
UCT
NOT
RECOMMENDED
FOR
NEW
DESIGNS
1.2 & 2.5V M ICROPOWER VOLTAGE REFERENCE
LM385/385B
PRODUCT DA T ABOOK 1996/1997
3
Copyright 1996
Rev. 1.2a 8/04
P RODUCTION D AT A S HEET
ELECTRICAL CHARACTERISTICS
(Unless otherwise specified, these specifications apply to T
A = 25C.
Typ number represents T
A = 25C value.)
Parameter
Symbol
Test Conditions
Units
LM385/385B-1.2
Min.
Typ.
Max.
1.205
1.235
1.260
V
1.223
1.235
1.247
V
20
ppm/°C
815
A
1.5
mV
20
mV
1
60
V
20
ppm/kHr
Reverse Breakdown Voltage
LM385
V
Z
I
MIN ≤ IR ≤ IMAX
LM385B
I
MIN ≤ IR ≤ IMAX
Average Temperature Coefficient
V
Z
I
R = 100A
Temp
Minimum Operating Current
I
MIN
Reverse Breakdown Voltage Chang
e
V
Z
I
MIN ≤ IR ≤ 1mA
with Current
I
R
1mA
≤ I
R ≤ 20mA
Reverse Dynamic Impedance
r
z
I
R = 100A
Wide Band Noise (RMS)
e
n
I
R = 100A, 10Hz ≤ f ≤ 10kHz
Long Term Stability
V
Z
I
R = 100A, TA = 25°C ± 0.1°C
Time
GRAPH / CURVE INDEX
Characteristic Curves
LM385/385B-1.2
FIGURE #
1.
RESPONSE TIME
2.
REVERSE CHARACTERISTICS
3.
FORWARD CHARACTERISTICS
4.
TEMPERATURE DRIFT
5.
REVERSE VOLTAGE CHANGE
6.
REVERSE DYNAMIC IMPEDANCE
7.
NOISE VOLTAGE
Parameter
Symbol
Test Conditions
Units
LM385/385B-2.5
Min.
Typ.
Max.
2.425
2.500
2.575
V
2.462
2.500
2.538
V
20
ppm/°C
13
20
A
2mV
20
mV
1
120
V
20
ppm/kHr
Reverse Breakdown Voltage
LM385
V
Z
I
MIN ≤ IR ≤ IMAX
LM385B
I
MIN ≤ IR ≤ IMAX
Average Temperature Coefficient
V
Z
I
R = 100A
Temp
Minimum Operating Current
I
MIN
Reverse Breakdown Voltage Chang
e
V
Z
I
MIN ≤ IR ≤ 1mA
with Current
I
R
1mA
≤ I
R ≤ 20mA
Reverse Dynamic Impedance
r
z
I
R = 100A, f = 20Hz
Wide Band Noise (RMS)
e
n
I
R = 100A, 10Hz ≤ f ≤ 10kHz
Long Term Stability
V
Z
I
R = 100A, TA = 25°C ± 0.1°C
Time
Characteristic Curves
LM385/385B-2.5
FIGURE #
8.
RESPONSE TIME
9.
REVERSE CHARACTERISTICS
10. FORWARD CHARACTERISTICS
11. TEMPERATURE DRIFT
12. REVERSE DYNAMIC IMPEDANCE
13. NOISE VOLTAGE
LM385/385B-1.2
LM385/385B-2.5
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