TAR5025
50.0 AMPS. Load Dump Rectifiers
Voltage Range
24 to 30 Volts
Current
50.0 Amperes
Features
Plastic material used carries Underwriters
Laboratory Classification 94V-O
Low cost construction utilizing void-free molded
plastic technique
Low cost
Diffused junction
Low leakage
High surge capability
High temperature soldering guaranteed:
260
o
C for 10 seconds
AR
Mechanical Data
Case: Molded plastic case
Terminals: Plated terminals, solderable per MIL-
STD-202, Method 208
Polarity: Color ring denotes cathode end
Weight: 0.07 ounce, 1.8 grams
Mounting position: Any
Dimensions in inches and (millimeters)
Maximum Ratings and Electrical Characteristics
Rating at 25℃ambient temperature unless otherwise specified.
Single phase, half wave, 60 Hz, resistive or inductive load.
For capacitive load, derate current by 20%
Symbol
Type Number
Maximum Recurrent Peak Revere Voltage
Working Peak Reverse Voltage
Maximum DC Blocking Voltage
Reverse Zener Voltage (Note 1)
Maximum Clamping Voltage VC (Note 2)
Maximum Average Forward Rectified Current
@ Tc = 100℃
Non-Repetitive Peak Forward Surge Current,
(half wave, single phase, 60 Hz sine applied to
rated load)
Repetitive Peak Reverse Surge Current (Time
Constant = 10 mSec Duty Cycle <1.0%, TC=25
℃
TAR5025
Units
V
RRM
V
RMS
V
DC
V
Z
V
C
I
F
I
FSM
I
RSM
V
F
I
R
Rθ
JC
22
24 Min
35
50
720
130
1.08
500
0.6
30 Max
V
V
V
A
A
A
V
nA
℃/W
℃
Maximum Instantaneous Forward Voltage
(IF=100A @ 400uSec pulse, Tc=25℃)
Maximum DC Reverse Current (at V
WM
= 22V
@ Tc=25℃)
Maximum Thermal Resistance, Junction to
Case (Note 3)
O
perating and
Storage Temperature Range
T
J
, T
STG
-50 to +175
Notes: 1. Reverse Zener Voltage Test Conditions: IR=5mA, TC=25
℃,
PW=30mS
.
2. VC Test Conditions: IR=100A, TC=25
℃,
PW=100uS.
3. Single Side Cooled.
- 854 -
RATINGS AND CHARACTERISTIC CURVES (TAR5025)
FIG.1- POWER DERATING CURVE
8
50
FIG.2- MAXIMUM FORWARD CURRENT DERATING
CURVES
6
IF, AVERAGE FORWARD CURRENT (A)
POWER DISSIPATION (W)
40
4
30
2
20
0
0
50
100
O
10
150
200
0
25
50
75
100
125
O
150
175
200
CASE TEMPERATURE ( C)
TC, CASE TEMPERATURE ( C)
FIG.3- PULSE WAVEFORM
150
7500
FIG.4- REVERSE POWER DERATING
INPUT PEAK PULSE CURRENT %
tr = 10 s
100
Peak Value I
PP
T
J
= 25 C
Pulse width (td) is defined as
the point where the peak
current decays to 50% of I
PP
O
PRSM, PEAK REVERSE POWER (W)
7000
Time Constant = 10 ms
6000
5000
4000
50
Half Value - I
PP
2
3000
2000
1000
0
0
td
10
20
30
40
25
50
75
100
O
125
150
TIME, ms (t)
TC, CASE TEMPERATURE ( C)
- 855 -
模拟电子
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