CDI-DIODE CDLL4914A

• TEMPERATURE COMPENSATED ZENER REFERENCE DIODES
CDLL4896
thru
• LEADLESS PACKAGE FOR SURFACE MOUNT
• 12.8 VOLT NOMINAL ZENER VOLTAGE + 5%
CDLL4915A
• LOW NOISE
• METALLURGICALLY BONDED
• DOUBLE PLUG CONSTRUCTION
MAXIMUM RATINGS
Operating Temperature: -65°C to +175°C
Storage Temperature: -65°C to +175°C
DC Power Dissipation: 500mW @ +50°C
Power Derating: 4 mW / °C above +50°C
REVERSE LEAKAGE CURRENT
lR = 15µ A @ 25°C & VR = 8Vdc
ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified.
CDI
TYPE
NUMBER
TEST
CURRENT
l ZT
VOLTAGE
TEMPERATURE
STABILITY
∆VZT
(Note 2)
mA
(Note 3)
TEMPERATURE
RANGE
EFFECTIVE
TEMPERATURE
COEFFICIENT
MAXIMUM
DYNAMIC
IMPEDANCE
ZZT
(Note 1)
MAXIMUM
NOISE
DENSITY
ND
µ V/
mV
°C
%/°C
OHMS
CDLL4896
CDLL4896A
CDLL4897
CDLL4897A
0.5
0.5
0.5
0.5
96
198
48
99
+25 to +100
-55 to +100
+25 to +100
-55 to +100
0.01
0.01
0.005
0.005
400
400
400
400
0.8
0.8
0.8
0.8
CDLL4898
CDLL4898A
CDLL4899
CDLL4899A
0.5
0.5
0.5
0.5
19
40
10
20
+25 to +100
-55 to +100
+25 to +100
-55 to +100
0.002
0.002
0.001
0.001
400
400
400
400
0.8
0.8
0.8
0.8
CDLL4900
CDLL4900A
CDLL4901
CDLL4901A
1.0
1.0
1.0
1.0
96
198
48
99
+25 to +100
-55 to +100
+25 to +100
-55 to +100
0.01
0.01
0.005
0.005
200
200
200
200
0.4
0.4
0.4
0.4
CDLL4902
CDLL4902A
CDLL4903
CDLL4903A
1.0
1.0
1.0
1.0
19
40
10
20
+25 to +100
-55 to +100
+25 to +100
-55 to +100
0.002
0.002
0.001
0.001
200
200
200
200
0.4
0.4
0.4
0.4
CDLL4904
CDLL4904A
CDLL4905
CDLL4905A
2.0
2.0
2.0
2.0
96
198
48
99
+25 to +100
-55 to +100
+25 to +100
-55 to +100
0.01
0.01
0.005
0.005
100
100
100
100
0.25
0.25
0.25
0.25
CDLL4906
CDLL4906A
CDLL4907
CDLL4907A
2.0
2.0
2.0
2.0
19
40
10
20
+25 to +100
-55 to +100
+25 to +100
-55 to +100
0.002
0.002
0.001
0.001
100
100
100
100
0.25
0.25
0.25
0.25
CDLL4908
CDLL4908A
CDLL4909
CDLL4909A
4.0
4.0
4.0
4.0
96
198
48
99
+25 to +100
-55 to +100
+25 to +100
-55 to +100
0.01
0.01
0.005
0.005
50
50
50
50
0.22
0.22
0.22
0.22
CDLL4910
CDLL4910A
CDLL4911
CDLL4911A
4.0
4.0
4.0
4.0
19
40
10
20
+25 to +100
-55 to +100
+25 to +100
-55 to +100
0.002
0.002
0.001
0.001
50
50
50
50
0.22
0.22
0.22
0.22
CDLL4912
CDLL4912A
CDLL4913
CDLL4913A
7.5
7.5
7.5
7.5
96
198
48
99
+25 to +100
-55 to +100
+25 to +100
-55 to +100
0.01
0.01
0.005
0.005
25
25
25
25
0.20
0.20
0.20
0.20
CDLL4914
CDLL4914A
CDLL4915
CDLL4915A
7.5
7.5
7.5
7.5
19
40
10
20
+25 to +100
-55 to +100
+25 to +100
-55 to +100
0.002
0.002
0.001
0.001
25
25
25
25
0.20
0.20
0.20
0.20
Hz
NOTE 1
Zener impedance is derived by superimposing on lZT A 60Hz rms a.c. current equal
to 10% of lZT.
NOTE 2
The maximum allowable change observed over the entire temperature range, per
JEDEC standard No.5.
NOTE 3
Zener voltage range equals 12.8 volts + 5%.
DIM
D
F
G
G1
S
MILLIMETERS
INCHES
MIN MAX MIN MAX
1.60
1.70 0.063 0.067
0.41
0.55 0.016 0.022
3.30
3.70 .130 .146
2.54 REF.
.100 REF.
0.03 MIN.
.001 MIN.
FIGURE 1
DESIGN DATA
CASE: DO-213AA, Hermetically sealed
glass case. (MELF, SOD-80, LL34)
LEAD FINISH: Tin / Lead
POLARITY: Diode to be operated with
the banded (cathode) end positive.
MOUNTING POSITION: Any.
MOUNTING SURFACE SELECTION:
The Axial Coefficient of Expansion
(COE) Of this Device is Approximately
+6PPM/°C. The COE of the Mounting
Surface System Should Be Selected To
Provide A Suitable Match With This
Device.
22 COREY STREET, MELROSE, MASSACHUSETTS 02176
PHONE (781) 665-1071
FAX (781) 665-7379
WEBSITE: http://www.cdi-diodes.com
E-mail: [email protected]
CDLL4896
thru
CDLL4915A
1000
ZENER IMPEDANCE ZZT (OHMS)
500
200
100
50
20
10
5
2
1
2
4
6
8
10
12
OPERATING CURRENT lZT (mA)
FIGURE 2
CDLL4896 - CDLL4999
CDLL4900 - CDLL4903
CDLL4904 - CDLL4907
.2
.4
.6
.8
OPERATING CURRENT lZT (mA)
0.5
1.0
1.5
2.0
OPERATING CURRENT lZT (mA)
1.0
2.0
3.0
4.0
OPERATING CURRENT lZT (mA)
+.0015
+.0010
+.0005
0
-.0005
-.0010
-.0015
CDLL4908 - CDLL4911
CHANGE IN TEMPERATURE
COEFFICIENT ( %/°C)
CHANGE IN TEMPERATURE COEFFICIENT ( %/°C)
ZENER IMPEDANCE VS. OPERATING CURRENT
CDLL4912 - CDLL4915
+.0015
+.0010
+.0005
0
-.0005
-.0010
-.0015
2
3
4
5
6
OPERATING CURRENT lZT (mA)
6
7
8
9
OPERATING CURRENT lZT (mA)
FIGURE 3
TYPICAL CHANGE OF TEMPERATURE COEFFICIENT
WITH CHANGE IN OPERATING CURRENT