參數(shù)資料
型號: LM234
廠商: 意法半導(dǎo)體
英文描述: Three Terminal Adjustable Current Sources(三端可調(diào)電流源)
中文描述: 三端可調(diào)電流源(三端可調(diào)電流源)
文件頁數(shù): 7/10頁
文件大?。?/td> 108K
代理商: LM234
V
ADJ
V
O
V
R3
R2
R1
V > 4.8V
C1
R1 = 230
, 1%
R2 = 10k
, 1%
R3 = 600
Output impedance of the LM134, LM234, LM334 at the
”ADJ” pin is approximately
R
o
V
O
= 10mV
/
o
K
Z
O
100
16
where R
o
is the equiva-
lent external resistance connected to the V
-
pin. This
negative resistance can be reduced by a factor of 5 or
more by inserting an equivalent resistor in series with
the output
Figure 5 :
Low Output Impedance Thermometer
C1
R1
R2
V
i
V
ADJ
V
O
V
R3
R4
R1 = 15k
R2 = 300
R3 = 100
R4 = 4.5k
C1 = 2.2nF
V
O
= 10mV/
O
K
Z
O
2
FIgure 6 :
Low Output Impedance Thermometer
ADJ
V
i
V
set
R
V
V
i
1
μ
A
UA776
R
set
= 68k
Figure 7 :
Micropower Bias
ADJ
V
i
V
V
C1
R2
V
O
LM136
R1
2N2905
R1 = 1.5k
R2 = 120
C1 = 0.1
μ
F
I
O
3mA
V
I+
Vref +200mV
V
O
= V
Z
+64mV
(
+25
o
C)
Figure 8 :
Low Input Voltage Reference Driver
LM134-LM234-LM334
7/10
相關(guān)PDF資料
PDF描述
LM134 Three Terminal Adjustable Current Sources(三端可調(diào)電流源)
LM236Z-AP 2.5V VOLTAGE REFERENCES
LM236 2.5V Voltage Reference(2.5V電壓基準(zhǔn))
LM237 Adjustable 3-Terminal Regulators(3端可調(diào)穩(wěn)壓器)
LM137 Three Terminal Adjustable Negative Voltage Regulator(三端可調(diào)負(fù)電壓穩(wěn)壓器)
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