22 COREY STREET, MELROSE, MASSACHUSETTS 02176
PHONE (781) 665-1071 FAX (781) 665-7379
WEBSITE: http://www.cdi-diodes.com E-mail: mail@cdi-diodes.com
• 12.8 VOLT NOMINAL ZENER VOLTAGE + 5%
• TEMPERATURE COMPENSATED ZENER REFERENCE DIODES
• LOW NOISE
• METALLURGICALLY BONDED
• DOUBLE PLUG CONSTRUCTION
1N4896
thru
1N4915A
FIGURE 1
DESIGN DATA
CASE: Hermetically sealed glass
case. DO – 35 outline.
LEAD MATERIAL: Copper clad steel.
LEAD FINISH: Tin / Lead
POLARITY: Diode to be operated with
the banded (cathode) end positive.
MOUNTING POSITION: Any.
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= 15
µ
A @ 25°C & VR= 8Vdc
ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified.
JEDEC VOLTAGE EFFECTIVE MAXIMUM MAXIMUM
TYPE TEST TEMPERATURE TEMPERATURE TEMPERATURE DYNAMIC NOISE
NUMBER CURRENT STABILITY RANGE COEFFICIENT IMPEDANCE DENSITY
l ZT ∆VZT ZZT ND
(Note 3) (Note 2) (Note 1)
mA mV °C %/°C OHMS
µ
V/ Hz
1N4896 0.5 96 +25 to +100 0.01 400 0.8
1N4896A 0.5 198 -55 to +100 0.01 400 0.8
1N4897 0.5 48 +25 to +100 0.005 400 0.8
1N4897A 0.5 99 -55 to +100 0.005 400 0.8
1N4898 0.5 19 +25 to +100 0.002 400 0.8
1N4898A 0.5 40 -55 to +100 0.002 400 0.8
1N4899 0.5 10 +25 to +100 0.001 400 0.8
1N4899A 0.5 20 -55 to +100 0.001 400 0.8
1N4900 1.0 96 +25 to +100 0.01 200 0.4
1N4900A 1.0 198 -55 to +100 0.01 200 0.4
1N4901 1.0 48 +25 to +100 0.005 200 0.4
1N4901A 1.0 99 -55 to +100 0.005 200 0.4
1N4902 1.0 19 +25 to +100 0.002 200 0.4
1N4902A 1.0 40 -55 to +100 0.002 200 0.4
1N4903 1.0 10 +25 to +100 0.001 200 0.4
1N4903A 1.0 20 -55 to +100 0.001 200 0.4
1N4904 2.0 96 +25 to +100 0.01 100 0.25
1N4904A 2.0 198 -55 to +100 0.01 100 0.25
1N4905 2.0 48 +25 to +100 0.005 100 0.25
1N4905A 2.0 99 -55 to +100 0.005 100 0.25
1N4906 2.0 19 +25 to +100 0.002 100 0.25
1N4906A 2.0 40 -55 to +100 0.002 100 0.25
1N4907 2.0 10 +25 to +100 0.001 100 0.25
1N4907A 2.0 20 -55 to +100 0.001 100 0.25
1N4908 4.0 96 +25 to +100 0.01 50 0.22
1N4908A 4.0 198 -55 to +100 0.01 50 0.22
1N4909 4.0 48 +25 to +100 0.005 50 0.22
1N4909A 4.0 99 -55 to +100 0.005 50 0.22
1N4910 4.0 19 +25 to +100 0.002 50 0.22
1N4910A 4.0 40 -55 to +100 0.002 50 0.22
1N4911 4.0 10 +25 to +100 0.001 50 0.22
1N4911A 4.0 20 -55 to +100 0.001 50 0.22
1N4912 7.5 96 +25 to +100 0.01 25 0.20
1N4912A 7.5 198 -55 to +100 0.01 25 0.20
1N4913 7.5 48 +25 to +100 0.005 25 0.20
1N4913A 7.5 99 -55 to +100 0.005 25 0.20
1N4914 7.5 19 +25 to +100 0.002 25 0.20
1N4914A 7.5 40 -55 to +100 0.002 25 0.20
1N4915 7.5 10 +25 to +100 0.001 25 0.20
1N4915A 7.5 20 -55 to +100 0.001 25 0.20
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%.
√
1N4896 thru 1N4915A
2 4 6 8 10 12
OPERATING CURRENT lZT (mA)
1000
500
200
100
50
20
10
5
2
1
ZENER IMPEDANCE ZZT (OHMS)
FIGURE 2
ZENER IMPEDANCE VS. OPERATING CURRENT
.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)
6789
OPERATING CURRENT lZT (mA)
2345 6
OPERATING CURRENT lZT (mA)
+.0015
+.0010
+.0005
0
-.0005
-.0010
-.0015
CHANGE IN TEMPERATURE COEFFICIENT ( %/°C)
FIGURE 3
TYPICAL CHANGE OF TEMPERATURE COEFFICIENT
WITH CHANGE IN OPERATING CURRENT
+.0015
+.0010
+.0005
0
-.0005
-.0010
-.0015
CHANGE IN TEMPERATURE
COEFFICIENT ( %/°C)
1N4896—1N4899 1N4904—1N4907
1N4900—1N4903
1N4908—1N4911 1N4912—1N4915
