1 WATT ZENER DIODES
CDLL4728
thru
LEADLESS PACKAGE FOR SURFACE MOUNT
CDLL4764A
DOUBLE PLUG CONSTRUCTION
and
CDLL1W110
METALLURGICALLY BONDED
MAXIMUM RATINGS
Operating Temperature: -65C to +175C
Storage Temperature: -65C to +175C
Power Derating: 20mW / C above T = +125C
EC
Forward voltage @ 200mA: 1.2 volts maximum
ELECTRICAL CHARACTERISTICS @ 25C, unless otherwise specied.
CDI NOMINAL MAXIMUM MAXIMUM MAXIMUM
TYPE ZENER TEST ZENER REVERSE TEST KNEE TEST
NUMBER VOLTAGE CURRENT IMPEDANCE CURRENT VOLTAGE IMPEDANCE CURRENT
V l Z @ l l @ V V Z @ l l
Z ZT ZT ZT R R R ZK ZK ZK
(Note 1&3) (Note 2) (Note 2)
VOLTS mA OHMS A VOLTS OHMS mA
CDLL4728A 3.3 76 10 100 1 400 1.0
CDLL4729A 3.6 69 10 100 1 400 1.0
MILLIMETERS INCHES
CDLL4730A 3.9 64 9 100 1 400 1.0
CDLL4731A 4.3 58 9 10 1 400 1.0
DIM MIN MAX MIN MAX
CDLL4732A 4.7 53 8 10 1 500 1.0
D 2.39 2.66 .094 .105
CDLL4733A 5.1 49 7 5 1 550 1.0
F 0.41 0.55 .016 .022
CDLL4734A 5.6 45 5 5 2 600 1.0
CDLL4735A 6.2 41 2 5 3 700 1.0 G 4.80 5.20 .189 .205
CDLL4736A 6.8 37 3.5 3 4 700 1.0 G1 4.11 REF. .159 REF.
CDLL4737A 7.5 34 4.0 3 5 700 0.5
S 0.03 MIN. .001 MIN.
CDLL4738A 8.2 31 4.5 3 6 700 0.5
CDLL4739A 9.1 28 5.0 3 7 700 0.5
CDLL4740A 10 25 7 3 7.6 700 0.25
FIGURE 1
CDLL4741A 11 23 8 2 8.4 700 0.25
CDLL4742A 12 21 9 1 9.1 700 0.25
CDLL4743A 13 29 10 0.5 9.9 700 0.25
CDLL4744A 15 17 14 0.1 11.4 700 0.25
DESIGN DATA
CDLL4745A 16 15.5 16 0.1 12.2 700 0.25
CDLL4746A 18 14 20 0.1 13.7 750 0.25
CDLL4747A 20 12.5 22 0.1 15.2 750 0.25
CASE: DO-213AB, Hermetically sealed
CDLL4748A 22 11.5 23 0.1 16.7 750 0.25
CDLL4749A 24 10.5 25 0.1 18.2 750 0.25 glass case. (MELF, LL41)
CDLL4750A 27 9.5 35 0.1 20.6 750 0.25
CDLL4751A 30 8.5 40 0.1 22.8 1000 0.25
LEAD FINISH: Tin / Lead
CDLL4752A 33 7.5 45 0.1 25.1 1000 0.25
CDLL4753A 36 7.0 50 0.1 27.4 1000 0.25
CDLL4754A 39 6.5 60 0.1 29.7 1000 0.25
THERMAL RESISTANCE: (R ):
OJEC
CDLL4755A 43 6.0 70 0.1 32.7 1500 0.25
100 C/W maximum at L = 0 inch
CDLL4756A 47 5.5 80 0.1 35.8 1500 0.25
CDLL4757A 51 5.0 95 0.1 38.8 1500 0.25
THERMAL IMPEDANCE: (Z ): 15
OJX
CDLL4758A 56 4.5 110 0.1 42.6 2000 0.25
CDLL4759A 62 4.0 125 0.1 47.1 2000 0.25 C/W maximum
CDLL4760A 68 3.7 150 0.1 51.7 2000 0.25
CDLL4761A 75 3.3 175 0.1 56.0 2000 0.25
POLARITY: Diode to be operated with
CDLL4762A 82 3.0 200 0.1 62.2 3000 0.25
the banded (cathode) end positive.
CDLL4763A 91 2.8 250 0.1 69.2 3000 0.25
CDLL4764A 100 2.5 350 0.1 76.0 3000 0.25
CDLL1W110A 110 2.3 450 0.1 83.6 4000 0.25
MOUNTING SURFACE SELECTION:
The Axial Coefficient of Expansion
(COE) Of this Device is Approximately
NOTE 1 A suffix = + 5%, no suffix = +10%, SUFFIX = + 2% and suffix = + 1%.
+6PPM/C. The COE of the Mounting
NOTE 2 Zener impedance is derived by superimposing on l A 60Hz rms a.c. current Surface System Should Be Selected To
ZT
equal to 10% of l or l Provide A Suitable Match With This
ZT ZK.
Device.
NOTE 3 Nominal Zener voltage is measured with the device junction in thermal equilibrium
at an ambient temperature of 25C + 3C.
6 LAKE STREET, LAWRENCE, MASSACHUSETTS 01841
PHONE (978) 620-2600 FAX (978) 689-0803
WEBSITE: 5.1 VOLT
3.3 VOLT
27 VOLT
11 VOLT
6.2 VOLT
CDLL4728 thru CDLL4764A and CDLL1W110
1000
500
400
300
200
100
50
40
30
20
10
5
4
3
2
1
.1 .2 .3 .4 .5 1 2 5 10 20 30 40 50 100
OPERATING CURRENT l (mA)
ZT
FIGURE 3
ZENER IMPEDANCE VS. OPERATING CURRENT
128
ZENER IMPEDANCE Z (OHMS)
ZT