參數(shù)資料
型號: SPX385N-1.2/TR
廠商: EXAR CORP
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 1.235 V, PBCY3
封裝: TO-92, 3 PIN
文件頁數(shù): 3/8頁
文件大?。?/td> 223K
代理商: SPX385N-1.2/TR
Date: 09/10/04
SPX385-1.2 Micropower Voltage Reference
Copyright 2004 Sipex Corporation
3
TYPICAL PERFORMANCE CHARACTERISTICS
Figure 3. Test Circuit for V
KA=VREF
Figure 4. High Current Operating Characteristics
Figure 5. Reference Voltage vs. Ambient Temperature
Figure 6. Low Current Operating Characteristics
VIN
VKA = VREF
IK
-2
-1
012
3
0
I
K
-
Cathode
Current
(mA)
VKA - Cathode Voltage (V)
Temperature Range: 0
°C to 85°C
30
25
20
15
10
5
-5
-10
-15
-20
1.23
V
REF
-
Reference
Voltage
(V)
TA - Ambient Temperature (°C)
90
120
-60
-30
0
30
60
1.250
IK = 10mA
1.245
1.240
1.235
1.230
1.225
1.200
1.150
1.100
18
0
-1.0
0
1.5
85 °C
25 °C
-0 °C
Temperature Range: 0
°C to 85°C
VKA - Cathode Voltage (V)
I
K
-
Cathode
Current
(A)
0.5
1.0
12
6
-0.5
Figure 7a. Precision 1
A to 1mA Current Sink
Figure 7b. Precision 1
A to 1mA Current Source
LM312
R1
100k
+
R2
C1
150pF
7
6
4
3
2
SPX385-1.2
IOUT*
-1.5V to -27V
* IOUT =
1.23V
R2
-30V
LM312
R1
100k
+
R2
C1
150pF
7
6
4
3
2
SPX385-1.2
IOUT*
1.5V to 27V
* IOUT =
1.23V
R2
30V
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