MIL-PRF-19500/435N
1.4 Primary electrical characteristics. Primary electrical characteristics are as shown in prim ary test ratings herein
(see 3.8) and a s follows:
a. 1.8 V dc ≤ VZ ≤ 100 V dc.
b. RθJL = 250°C/W (m aximum) at L = .375 inch ( 9.53 mm) (DO-35).
c. Noise density see 4.5.5 and figure 6.
d. RθJEC = 100°C/W (maximum) junction t o end-caps (DO-213AA).
e. See figure 7 , 8, and 9 for derating curves . TA = +75°C for both axial and Met al E lectrical Leadless Face
(MELF) (US) on printe d c i rcuit board (PCB) , PCB = FR4 .0625 i nch (1.59 mm) 1-layer 1-Oz Cu, horizontal,
still air, pads (US) = .05 inch (1. 27 mm) x .087 inch (2.21 mm); pads (Axial) = .092 inch (2.34 mm) diameter,
strip = .030 inch (0.762 mm) x 1 i nc h (25.4 mm) long, axial lead length L ≤ .125 inch (≤ 3.18 mm); RθJA with
a defined ther m al r esistance condition included is measured at IO = 1 A.
f. RθJA = 300°C/W. Junct i on to ambient including PCB, see 1.4.e herein.
g. RθJSP(IS) = 90°C/W (maximum) junction to solder pad (IS) (UB).
h. RθJA(PCB) = 250°C/W (maximum) junction to ambient (PCB) (UB).
i. For thermal impedance curves, see figures 10, 11, 12, 13, and 14.
* 1.5 Part or Ident i fying Number (P IN). The PIN is in accordance with MIL-PRF-19500, and as specified herein.
See 6.5 for PIN construction example and 6.6 for a list of available PINs .
* 1.5.1 JAN certification mark and quality level for encapsulated devices. The quality level designators for
encapsulated devices that are applicable for this specification sheet from t he l owest to the highes t level are as
follows: “JAN”, “JANTX”, “JANTXV” and "JANS".
* 1.5.2 JAN certification mark and quality level for unencapsu l ated devices (die). The quality level designat or s for
unencapsulated devices (die) that are applicable for this s pec i fication sheet from the lowest to the highest level are as
follows: "JANHC" and "JANKC".
* 1.5.3 Device t yp e. The designation system for the device types of diodes covered by this specific ation sheet are
as follows.
* 1.5.3.1 First number and first l etter symbols. The diodes of this specification sheet us e the first number and l etter
symbols "1N".
* 1.5.3.2 Second num ber symbols. The second number symbols for the diodes covered by this specification sheet
are as follows: "4099", "4100", “4101”, “4102”, “4103”, “4104”, “4105”, “4106”, “4107”, “4108”, “4109”, “4110”, “4111”,
“4112”, “411 3”, “4114”, “4115”, “4116”, "4117", “4118”, “4119”, “4120”, “41 21”, “4122”, “4123”, “4124”, “4125”, “4126”,
“4127”, “412 8”, “4129”, “4130”, “4131”, “4132”, “4133”, “413 4”, “4135”, “4614”, “4615”, “4616”, “4617”, “4618”, “4619”,
“4620”, “462 1”, “4622”, “4623”, “4624”, “4625”, “4626”, and “4627”.
* 1.5.3.3 First suffix symbols. Following the second number symbols, no suffix letter indica tes 5 percent volt age
tolerance. The suffix letter "C" is used on devices t hat have a 2 percent v oltage tolerance, the suffix lett er D is used
on devices that have a 1 percent voltage tolerance.