RMB2S - RMB4S
Miniature Glass Passivated Fast Recovery
Surface Mount Bridge Rectifier
PRV : 200 - 400 Volts
Io : 0.5 Ampere
FEATURES :
* Glass passivated chip junctions.
* High surge overload rating : 35A peak
* Saves space on printed circuit boards.
* High temperature soldering guaranteed :
260
o
* Pb / RoHS Free
MECHANICAL DATA :
* Case : Molded plastic
* Epoxy : UL94V-O rate flame retardant
* Terminals : Plated Lead solderable per
MIL-STD-750, Method 2026
* Polarity : Polarity symbols marked on body
* Mounting position : Any
* Weight : 0.22 gram
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS
Rating at 25
°
C ambient temperature unless otherwise specified.
60 Hz, resistive or inductive load.
SYMBOL RMB2S RMB4S UNIT
Device Marking Code 2R 4R
Maximum Repetitive Reverse Voltage VRRM 200 400 V
Maximum RMS Voltage VRMS 140 280 V
Maximum DC Blocking Voltage VDC 200 400 V
Maximum Average Forward Output 0.5 (1) (on glass-epoxy P.C.B.)
Rectified Current (See Fig.1) 0.8 (2) (on aliminum substrate)
Maximum Peak Forward Surge Current
Single half sine wave Superimposed
on rated load (JEDEC Method)
Rating for fusing (t < 8.3 ms.) I2t5.0 A2S
Maximum Instantaneous Forward Voltage
per element at IF = 0.4 A
Maximum DC Reverse Current Ta = 25°C IR5.0 µA
at Rated DC Blocking Voltage Ta = 125°C IR(H) 100 µA
Maximum reverse recovery time at IF=0.5A, IR=1.0A, Irr=0.25A Trr 150 ns
Typical Junction Capacitance per element Cj 13 (3) pF
Typical Thermal Resistance R
θ
JA 85 (1) °C/W
Junction and Storage Temperature Range TJ, TSTG -55 to + 150 °C
Notes : (1) On glass epoxy P.C Board mounted on 0.5" x 0.5" (13mm x 13mm) Pads.
(2) On aluminum substrate P.C.B. with an area 0.8" x 0.8" (20mm x 20mm) mounted on 0.5" x 0.5" (13mm x 13mm) Pads.
(3) Measured at 1.0 MHz and applied reverse voltage of 4.0VDC
Page 1 of 2 Rev. 02 : March 24, 2005
A
VF1.25 V
A
RATING
IF(AV)
IFSM 30
Dimensions in inches and ( millimeters )
MBS
0.272(6.90)
0.252(6.40)
0.029(0.74)
0.017(0.43)
0.105(2.67)
0.095(2.41)
0.195(4.95)
0.179(4.55)
0.161(4.10)
0.144(3.65)
0.114(2.90)
0.094(2.40)
0.106(2.70)
0.094(2.40)
0.205(5.21)
0.195(4.95)
0.016(0.41)
0.006(0.15)
~ ~
RATING AND CHARACTERISTIC CURVES ( RMB2S - RMB4S )
FIG.1 - DERATING CURVE FOR OUTPUT
FIG.2 - MAXIMUM NON-REPETITIVE PEAK
RECTIFIED CURRENT FORWARD SURGE CURRENT
PER BRIDGE ELEMENT
0 25 50 75 100 125 150 175 1 2 4 6 10 20 40 60 100
AMBIENT TEMPERATURE, (°C) NUMBER OF CYCLES AT 60Hz
FIG.3 - TYPICAL FORWARD CHARACTERISTICS FIG.4 - TYPICAL REVERSE CHARACTERISTICS
PER BRIDGE ELEMENT
Page 2 of 2 Rev. 02 : March 24, 2005
0.8
0.6
0.4
0.2
1.0
10
1.0
28
0
35
0
21
14
7
1
80
0.1
0.01
10
0.1
100 140
020 40 60 120
PERCENT OF RATED PEAK
REVERSE VOLTAGE, (%)
PEAK FORWARD SURGE
CURRENT, AMPERES
AVERAGE FORWARD OUTPUT
CURRENT, AMPERES
INSTANTANEOUS FORWARD
CURRENT, AMPERES
INSTANTANEOUS REVERSE CURRENT,
MICROAMPERES
TJ = 25°C
TJ = 125°C
0.01
100
Pulse Width = 300 µs
1% Duty Cycle
TJ = 25°C
Single Half Sine-Wave
(JEDEC Method)
Ta = 40°C
Resistive or Inductive Load
FORWARD VOLTAGE, VOLTS
0.4 0.5 0.6 0.7 0.8 0.9 1.0 1.1
Aluminum Substrate
Glass Epoxy
P.C.B.
1.2 1.3 1.4