• 1N3154UR-1 THRU 1N3157UR-1 AVAILABLE IN AND JANS PER MIL-PRF-19500/158
JAN, JANTX, JANTXV
• TEMPERATURE COMPENSATED ZENER REFERENCE DIODES • LEADLESS PACKAGE FOR SURFACE MOUNT • 8.4 VOLT NOMINAL ZENER VOLTAGE • METALLURGICALLY BONDED, DOUBLE PLUG CONSTRUCTION
1N3154UR-1 thru 1N3157UR-1 and CDLL3154 thru CDLL3157A
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 = 10 µA @ 25°C & VR = 5.5Vdc
ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified.
DIM D F G G1 S
CDI TYPE NUMBER
ZENER VOLTAGE VZ @ IZT
ZENER TEST CURRENT I ZT
MAXIMUM VOLTAGE TEMPERATURE EFFECTIVE ZENER TEMPERATURE RANGE TEMPERATURE IMPEDANCE STABILITY COEFFICIENT ZZT ³V ZT MAXIMUM (Note 1) (Note 2) mV 130 172 65 86 26 34 13 17 °C -55 to +100 -55 to +150 -55 to +100 -55 to +150 -55 to +100 -55 to +150 -55 to +100 -55 to +150 % / °C .01 .01 .005 .005 .002 .002 .001 .001
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.
VOLTS CDLL3154 CDLL3154A CDLL3155 CDLL3155A CDLL3156 CDLL3156A CDLL3157 CDLL3157A 8.00 - 8.80 8.00 - 8.80 8.00 - 8.80 8.00 - 8.80 8.00 - 8.80 8.00 - 8.80 8.00 - 8.80 8.00 - 8.80
mA 10 10 10 10 10 10 10 10
OHMS 15 15 15 15 15 15 15 15
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.
NOTE 1
Zener impedance is derived by superimposing on lZT A 60Hz rms a.c. current equal to 10% of lZT. The maximum allowable change observed over the entire temperature range i.e., the diode voltage will not exceed the specified mV at any discrete temperature between the established limits, per JEDEC standard No.5.
NOTE 2
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.
6 L AKE STREET, LAWRENCE, MASSACHUSETTS 01841 PHONE (978) 620-2600 FAX (978) 689-0803 WEBSITE: http://www.microsemi.com
107
Pd, Rated Power Dissipation (mW)
CDLL3154
thru
600 500 400 300 200 100 0 0 25 50 75 100 125 150 175
CDLL3157A
TA, Ambient Temperature (°C) FIGURE 2
POWER DERATING CURVE
100
ZENER IMPEDANCE ZZT (OHMS)
50
10
5
1
8
9
10
11
12
13
OPERATING CURRENT lZT (mA)
FIGURE 3
ZENER IMPEDANCE VS. OPERATING CURRENT
+.0015 CHANGE IN TEMPERATURE COEFFICIENT ( %/°C)
+.0010
+.0005
0
-.0005
-.0010
-.0015
6
8 10 12 OPERATING CURRENT lZT (mA)
14
FIGURE 4
TYPICAL CHANGE OF TEMPERATURE COEFFICIENT WITH CHANGE IN OPERATING CURRENT 108
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