
Absolute Maximum Ratings
(Note 1)
Specifications for Military/Aerospace products are not
contained in this datasheet. Refer to the following Reli-
ability
Electrical
Test
Specifications
RETS199X for LM199, RETS199AX for LM199A.
documents:
Temperature Stabilizer Voltage
LM199/LM299/LM399
LM3999
Reverse Breakdown Current
Forward Current
LM199/LM299/LM399
LM3999
40V
36V
20 mA
1 mA
0.1 mA
Reference to Substrate Voltage V
(RS)
(Note 2)
40V
0.1V
Operating Temperature Range
LM199
LM299
LM399/LM3999
Storage Temperature Range
Soldering Information
TO-92 package (10 sec.)
TO-46 package (10 sec.)
55C to +125C
25C to +85C
0C to +70C
55C to +150C
+260C
+300C
Electrical Characteristics
(Notes 3, 6)
Parameter
Conditions
LM199H/LM299H
Min
Typ
6.8
6.95
6
LM399H
Typ
6.95
6
Units
Max
7.1
9
Min
6.6
Max
7.3
12
Reverse Breakdown Voltage
Reverse Breakdown Voltage
Change with Current
Reverse Dynamic Impedance
Reverse Breakdown
Temperature Coefficient
0.5 mA
≤
I
R
≤
10 mA
0.5 mA
≤
I
R
≤
10 mA
V
mV
I
R
= 1 mA
55C
≤
T
A
≤
+85C
+85C
≤
T
A
≤
+125C
25C
≤
T
A
≤
85C
0C
≤
T
A
≤
+70C
10 Hz
≤
f
≤
10 kHz
Stabilized, 22C
≤
T
A
≤
28C,
1000 Hours, I
R
=1 mA
±
0.1%
T
A
=25C, Still Air, V
S
=30V
T
A
= 55C
0.5
1
0.5
1.5
LM199
0.00003
0.0005
0.00003
0.0001
0.0015
0.0001
%/C
%/C
%/C
%/C
μV
ppm
LM299
LM399
0.00003
7
20
0.0002
50
RMS Noise
Long Term Stability
7
20
20
Temperature Stabilizer
Supply Current
Temperature Stabilizer
Supply Voltage
Warm-Up Time to 0.05%
Initial Turn-on Current
8.5
22
14
28
40
8.5
15
mA
9
9
40
V
V
S
= 30V, T
A
= 25C
9
≤
V
S
≤
40, T
A
=+25C, (Note 4)
3
3
sec.
mA
140
200
140
200
Note 1:
“Absolute Maximum Ratings” indicate limits beyond which damage to the device may occur. Operating Ratings indicate conditions for which the device is
functional, but do not guarantee specific performance limits.
Electrical Characteristics
(Note 3)
Parameter
Conditions
LM3999Z
Typ
6.95
6
Units
Min
6.6
Max
7.3
20
Reverse Breakdown Voltage
Reverse Breakdown Voltage
Change with Current
Reverse Dynamic Impedance
Reverse Breakdown
Temperature Coefficient
RMS Noise
Long Term Stability
0.6 mA
≤
I
R
≤
10 mA
0.6 mA
≤
I
R
≤
10 mA
V
mV
I
R
= 1 mA
0C
≤
T
A
≤
70C
0.6
2.2
0.0002
0.0005
%/C
10 Hz
≤
f
≤
10 kHz
Stabilized, 22C
≤
T
A
≤
28C,
1000 Hours, I
R
= 1 mA
±
0.1%
T
A
= 25C, Still Air, V
S
= 30V
7
μV
ppm
20
Temperature Stabilizer
Temperature Stabilizer
Supply Voltage
Warm-Up Time to 0.05%
12
18
36
mA
V
V
S
= 30V, T
A
= 25C
5
sec.
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