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  DB157
  DB156
  DB155
  DB154
  DB153
  DB152
  DB151
1.5
  DB157
  DB156
  DB155
  DB154
  DB153
  DB152
  DB151
 
DB151 thru DB157
Rectifier Reverse Voltage 50 to 1000V
Maximum Ratings & Thermal Characteristics
Rating at 25 C ambient temperature unless otherwise specified, Resistive or Inductive load, 60 Hz.
For Capacitive load derate current by 20%.
Parameter                                                              Symbol                                                                                            unit     
Maximum repetitive peak reverse voltage
Maximum RMS bridge input voltage
Maximum DC blocking voltage
Maximum average forward rectified    
output current at T
A
=40 C                                        
Peak forward surge current single sine-wave
superimposed on rated load (JEDEC Method)
Rating for fusing ( t<8.3ms)
Typical  thermal resistance per element
 (1)
Typical junction capacitance per element 
(2)
 
Operating junction and storage temperature
range
Electrical Characteristics
Rating at 25 C ambient temperature unless otherwise specified. Resistive or Inductive load, 60Hz.
For Capacitive load derate by 20 %.
Parameter                                                              Symbol                                                                                            Unit
Maximum instantaneous forward voltage drop
per leg at 1.0A
Maximum DC reverse current at rated  T
A
 =25 C
DC blocking voltage per element        T
A
 =125 C
V
RRM
V
RMS
V
DC
I
F(AV)
I  t
2
I
FSM
R
eJA
T
J
,
T
STG
V
F
I
R
50
100
200
400
800
1000
600
35
70
140
280
420
560
700
50
100
200
400
600
800
1000
50
110
-55 to + 150
1.1
 10
500
V
V
V
A
A
C / W
V
A
2
sec
Notes: (1)Thermal resistance from Junction to Ambemt on P.C.board mounting.
            (2)Measured at 2.0MHz and applied reverse voltage of 4.0 volts.
 
25.0
p
F
C
j
Features
Mechanical Data
The plastic material used carries Underwriters Laboratory
flammability recognition 94V-0 
Surge overload ratings to 50 amperes
High temperature soldering guaranteed 265  C /10
seconds at 5 lbs (2.3kg) tension
Case: Molded plastic
Terminals: Plated leads solderable per MIL-STD-202,
                  Method 208
Mounting Position: Any
Weight: 0.04 ounce, 1.0 grams (approx)
Ideal for printed circuit board application
Polarity: Marked on body
10
A
Dimensions in millimeters ( 1mm =0.0394" )
This series is UL listed under the Recognized
Component Index, file number E142814
1.5  A Single-Phase Glass Passivated Bridge Rectifiers
DB
+
0.52    0.06
+
~
_
~
+
1.65    0.38
+
4.25    0.44
+
+
8.32    0.19
+
2.35    0.15
+
1.01    0.13
+
6.35    0.15
+
8.25    0.65
+
7.62    0.38
5.1    0.1
C