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參數(shù)資料
| 型號： | LM4041EIM7X-1.2 |
| 廠商： | NATIONAL SEMICONDUCTOR CORP |
| 元件分類： | 基準電壓源/電流源 |
| 英文描述： | Precision Micropower Shunt Voltage Reference |
| 中文描述： | 1-OUTPUT TWO TERM VOLTAGE REFERENCE, 1.225 V, PDSO5 |
| 封裝： | SC-70, 5 PIN |
| 文件頁數(shù)： | 8/24頁 |
| 文件大?。?/td> | 509K |
| 代理商： | LM4041EIM7X-1.2 |
www.ti.com
LM4041xI (Adjustable Version) Electrical Characteristics
full-range T
A
= –40
°
C to 85
°
C (unless otherwise noted)
LM4041
PRECISION MICROPOWER SHUNT VOLTAGE REFERENCE
SLCS146C–FEBRUARY 2005–REVISED MAY 2005
LM4041BI
TYP
1.233
LM4041CI
TYP
1.233
PARAMETER
TEST CONDITIONS
T
A
UNIT
MIN
MAX
MIN
MAX
V
REF
Reference voltage
I
Z
= 100
μ
A, V
Z
= 5 V
25
°
C
25
°
C
V
–2.5
–10.5
2.5
10.5
75
80
1.5
–6.2
–14
6.2
14
75
80
1.5
Reference voltage
tolerance
(1)
I
Z
= 100
μ
A, V
Z
= 5 V
mV
Full range
25
°
C
Full range
25
°
C
Full range
25
°
C
Full range
25
°
C
45
45
Minimum cathode
current
I
Z,min
μ
A
0.7
0.7
I
Z,min
< I
Z
< 1 mA
Reference voltage
change with cathode
current change
2
4
6
2
4
6
V
REF
/
I
Z
mV
2
2
1 mA < I
Z
< 12 mA
Reference voltage
change with output
voltage change
–1.55
–2
–1.55
–2
V
REF
/
V
KA
I
Z
= 1 mA
mV/V
Full range
–2.5
–2.5
25
°
C
60
100
120
60
100
120
I
FB
Feedback current
nA
Full range
25
°
C
25
°
C
Full range
25
°
C
I
Z
= 10 mA, V
Z
= 5 V
±
20
±
15
±
20
±
15
Average temperature
coefficient of
reference voltage
(1)
α
V
REF
I
Z
= 1 mA, V
Z
= 5 V
ppm/
°
C
±
100
±
100
I
Z
= 100
μ
A, V
Z
= 5 V
I
Z
= 1 mA, f = 120 Hz,
I
AC
= 0.1 I
Z
, V
Z
= V
REF
I
Z
= 1 mA, f = 120 Hz,
I
AC
= 0.1 I
Z
, V
Z
= 10 V
I
= 100
μ
A, V
= V
REF
,
10 Hz
≤
f
≤
10 kHz
t = 1000 h,
T
A
= 25
°
C
±
0.1
°
C,
I
Z
= 100
μ
A
±
15
±
15
25
°
C
0.3
0.3
Reverse dynamic
impedance
Z
Z
25
°
C
2
2
e
N
Wideband noise
25
°
C
20
20
μ
V
RMS
Long-term stability of
reverse breakdown
voltage
25
°
C
120
120
ppm
(1)
Reference voltage tolerance and average temperature coefficient change with output voltage (V
Z
). See
Typical Characteristics
.
8
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