CN25A - CN25M
CELL RECTIFIER DIODES
PRV : 50 - 1000 Volts
Io : 25 Amperes
FEATURES :
* High current capability
* High surge current capability
* High reliability
* Low reverse current
* Low forward voltage drop
* Chip form
MECHANICAL DATA :
* Case : C25A
* Terminals : Solderable per MIL-STD-202,
Method 208 guaranteed
* Polarity : Cathode to bigger size slug, For
Anode to bigger size slug use "R" suffix.
* Mounting position : Any
* Weight : 0.31 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25
C ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
SYMBOL
CN25A CN25B CN25D CN25G CN25J CN25K CN25M
UNIT
Maximum Repetitive Peak Reverse Voltage
V
RRM
50
100
200
400
600
800
1000
Volts
Maximum RMS Voltage
V
RMS
35
70
140
280
420
560
700
Volts
Maximum DC Blocking Voltage
V
DC
50
100
200
400
600
800
1000
Volts
Maximum Average Forward Current Tc = 75
C
I
F(AV)
25
Amps
Peak Forward Surge Current Single half sine wave
superimposed on rated load (JEDEC Method)
I
FSM
400
Amps
Maximum Forward Voltage at I
F
= 25 Amps.
V
F
1.1
Volts
Maximum DC Reverse Current Ta = 25
C
I
R
5.0
A
at rated DC Blocking Voltage Ta = 100
C
I
R(H)
1.0
mA
Typical Junction Capacitance (Note 1)
C
J
300
pF
Thermal Resistance, Junction to Case
R
JC
10
C/W
Junction Temperature Range
T
J
- 65 to + 175
C
Storage Temperature Range
T
STG
- 65 to + 175
C
Note
: (1) Measured at 1.0 MHz and applied reverse Voltage of 4.0 V
DC
UPDATE : APRIL 23, 1998
RATING
C25A
1.45
Dimensions in millimeter
5.47
0.51
0.38
ANODE
CATHODE
6.20
RATING AND CHARACTERISTIC CURVES ( CN25A - CN25M )
FIG.1 - DERATING CURVE FOR OUTPUT
FIG.2 - MAXIMUM NON-REPETITIVE PEAK
RECTIFIED CURRENT
FORWARD SURGE CURRENT
0
25
50
75
100
125
150
175
1
2
4
6
10
20
40
60
100
CASE TEMPERATURE, (
C)
NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS
FIG 4 . - TYPICAL JUNCTION CAPACITANCE
FIG. 5 - TYPICAL REVERSE CHARACTERISTICS
20
15
10
5
25
10
1.0
320
0
400
0
240
160
80
10
80
1.0
0.01
100
0.1
100
140
0
20
40
60
120
PERCENT OF RATED REVERSE
VOLTAGE, (%)
PEAK FORWARD SURGE
CURRENT, AMPERES
AVERAGE FORWARD OUTPUT
CURRENT, AMPERES
FORWARD CURRENT, AMPERES
REVERSE CURRENT, MICROAMPERES
Ta = 25
C
Ta = 100
C
T
J
= 25
C
Ta = 25
C
Pulse Width = 300
s
2% Duty Cycle
0.1
200
2000
1000
100
10
500
50
T
J
= 25
C
f = 1.0 MHz
Vsig = 50mVp-p
JUNCTION CAPACITANCE, (pF)
REVERSE VOLTAGE, VOLTS
1
2
4
10
20
40
100
0.4
0.5 0.6
0.7
0.8
0.9
1.0
1.1 1.2
1.3 1.4
FORWARD VOLTAGE, VOLTS
0.01
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