CDLL250 MICROSEMI, CDLL250 Datasheet
![](/photos/31/41/314164/do-213ab_sml.jpg)
CDLL250
Manufacturer Part Number
CDLL250
Description
Manufacturer
MICROSEMI
Datasheet
1.CDLL250.pdf
(1 pages)
Specifications of CDLL250
Configuration
Single
Minimum Dynamic Impedance
100kohm
Package Type
DO-213AB
Operating Temperature Classification
Military
Operating Temperature (max)
175C
Operating Temperature (min)
-65C
Lead Free Status / Rohs Status
Not Compliant
MAXIMUM RATINGS
Operating Temperature: -65°C to +175°C
Storage Temperature: -65°C to +175°C
DC Power Dissipation: 500 mW @ +50°C
Power Derating: 4 mW / °C above +50°C
ELECTRICAL CHARACTERISTICS @ 25°C, unless otherwise specified
NOTE 1
NOTE 2
NOTE 3
NUMBER
CDLL250
CDLL251
CDLL252
CDLL253
CDLL254
CDLL255
CDLL256
CDLL257
TYPE
• CURRENT REGULATOR DIODES
• LEADLESS PACKAGE FOR SURFACE MOUNT
• CONSTANT CURRENT OVER WIDE VOLTAGE RANGE
• HIGH SOURCE IMPEDANCE
• METALLURGICALLY BONDED
Pulse measurement @ 1% duty cycle, 10 milliseconds maximum.
Z S is derived by superimposing A 90Hz RMS signal equal to 10% of V S on V S
Z K is derived by superimposing A 90Hz RMS signal equal to 10% of V K on V K
10.00
NOM
5.10
5.60
6.20
6.80
7.50
8.20
9.10
REGULATOR CURRENT
l p (mA) @ V S = 25V
(Note 1)
MIN
4.59
5.04
5.58
6.12
6.75
7.38
8.19
9.00
10.01
11.10
MAX
5.61
6.16
6.82
7.48
8.25
9.02
IMPEDANCE
@V S = 25V
MINIMUM
DYNAMIC
(Note 2)
Z S (K )
6 LAKE STREET, LAWRENCE, MASSACHUSETTS 01841
PHONE (978) 620-2600
WEBSITE: http://www.microsemi.com
100
90
80
70
50
30
20
10
IMPEDANCE
@V K = 6.0 V
MINIMUM
(Note 3)
Z K (K )
KNEE
4.0
4.0
3.0
2.0
1.5
1.5
1.0
1.0
@ l L = 0.8 l p (min)
V L (VOLTS)
MAXIMUM
VOLTAGE
LIMITING
3.67
4.03
4.46
4.90
5.40
5.90
6.55
7.20
OPERATING
VOLTAGE
VOLTS
PEAK
80
80
70
70
60
60
50
50
FAX (978) 689-0803
DESIGN DATA
CASE: DO-213AB, Hermetically sealed
glass case. (MELF, LL41)
LEAD FINISH: Tin / Lead
THERMAL RESISTANCE: (R OJEC ):
100
THERMAL IMPEDANCE: (Z OJX ): 25
°
POLARITY: Diode to be operated with
the band (cathode) end negative.
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.
C/W maximum
°
DIM
G1
C/W maximum at L = 0 inch
G
D
F
S
MILLIMETERS
CDLL250
CDLL257
2.39
0.41
4.80
MIN
4.11 REF.
0.03 MIN.
thru
FIGURE 1
MAX
2.66
0.55
5.20
.094
.016
.189
MIN MAX
.159 REF.
.001 MIN.
INCHES
.105
.022
.205
87