Page 1
WTE
POWER SEMICONDUCTORS
1A1 – 1A7
1.0A MINIATURE SILICON RECTIFIER
Features
!
Diffused Junction
!
Low Forward Voltage Drop
!
High Current Capability A B A
!
High Reliability
!
High Surge Current Capability
Mechanical Data
!
Case: Molded Plastic D
!
Terminals: Plated Leads Solderable per
MIL-STD-202, Method 208
!
Polarity: Cathode Band
!
Weight: 0.181 grams (approx.)
!
Mounting Position: Any
!
Marking: Type Number
Maximum Ratings and Electrical Characteristics
Single Phase, half wave, 60Hz, resistive or inductive load.
For capacitive load, derate current by 20%.
Characteristic Symbol 1A1 1A2 1A3 1A4 1A5 1A6 1A7 Unit
Peak Repetitive Reverse Voltage
Working Peak Reverse Voltage
DC Blocking Voltage
RMS Reverse Voltage V
RRM
V
RWM
V
R
V
R(RMS)
50 100 200 400 600 800 1000 V
35 70 140 280 420 560 700 V
Dim Min Max
A
B
C
D
All Dimensions in mm
@TA=25°C unless otherwise specified
R-1
20.0 —
2.00 3.50
0.53 0.64
2.20 2.60
C
Average Rectified Output Current
(Note 1) @T
Non-Repetitive Peak Forward Surge Current
8.3ms Single half sine-wave superimposed on
rated load (JEDEC Method)
Forward Voltage @IF = 1.0A V
Peak Reverse Current @TA = 25°C
At Rated DC Blocking Voltage @T
Typical Junction Capacitance (Note 2) C
Typical Thermal Resistance Junction to Ambient
(Note 1)
Operating Temperature Range T
Storage Temperature Range T
= 75°C
A
= 100°C
A
R
I
I
FSM
RM
I
STG
O
FM
1.0 A
30 A
1.0 V
5.0
50
j
JA
j
15 pF
50 K/W
-65 to +125 °C
-65 to +150 °C
µA
*Glass passivated forms are available upon request
Note: 1. Leads maintained at ambient temperature at a distance of 9.5mm from the case
2. Measured at 1.0 MHz and Applied Reverse Voltage of 4.0V D.C.
1A1 – 1A7 1 of 3 © 2002 Won-Top Electronics
Page 2
1.0
0.8
10
0.6
0.4
0.2
0
40 60 80 100 120 140 160 180
(AV)
I , AVERAGE FORWARD RECTIFIED CURRENT (A)
T , AMBIENT TEMPERATURE (ºC)
A
Fig. 1 Forward Current Derating Curve
50
40
1.0
0.1
T = 25ºC
j
PULSE WIDTH = 300µs
2% DUTY CYCLE
F
0.01
I , INSTANTANEOUS FORWARD CURRENT (A)
0.6 0.8 1.0 1.2 1.4 1.6
V , INSTANTANEOUS FORWARD VOLTAGE (V)
F
Fig. 2 Typical Forward Characteristics
100
T = 25ºC
j
f = 1MHz
30
20
10
8.3ms Single half sine-wave
FSM
I , PEAK FORWARD SURGE CURRENT (A)
0
JEDEC Method
1.0 10 100
NUMBER OF CYCLES AT 60 Hz
Fig. 3 Max Non-Repetitive Peak Fwd Surge Current
10
j
C , CAPACITANCE (pF)
1.0
1.0 10 100
V , REVERSE VOLTAGE (V)
R
Fig. 4 Typical Junction Capacitance
1A1 – 1A7 2 of 3 © 2002 Won-Top Electronics
Page 3
ORDERING INFORMA TION
Product No.
!!!!
Package Type Shipping Quantity
1A1-T3 R-1 5000/Tape & Reel
1A1-TB
R-1 5000/T ape & Box
1A1 R-1 1000 Units/Box
1A2-T3 R-1 5000/Tape & Reel
1A2-TB
R-1 5000/T ape & Box
1A2 R-1 1000 Units/Box
1A3-T3 R-1 5000/Tape & Reel
1A3-TB
R-1 5000/T ape & Box
1A3 R-1 1000 Units/Box
1A4-T3 R-1 5000/Tape & Reel
1A4-TB
R-1 5000/T ape & Box
1A4 R-1 1000 Units/Box
1A5-T3 R-1 5000/Tape & Reel
1A5-TB
R-1 5000/T ape & Box
1A5 R-1 1000 Units/Box
1A6-T3 R-1 5000/Tape & Reel
1A6-TB
R-1 5000/T ape & Box
1A6 R-1 1000 Units/Box
1A7-T3 R-1 5000/Tape & Reel
1A7-TB
R-1 5000/T ape & Box
1A7 R-1 1000 Units/Box
Products listed in
!
T3 suffix refers to a 13” reel. TB suffix refers to Ammo Pack.
Shipping quantity given is for minimum packing quantity only. For minimum order
quantity, please consult the Sales Department.
bold
are WTE
Preferred
devices.
Won-Top Electronics Co., Ltd (WTE) has checked all information carefully and believes it to be correct and accurate. However, WTE cannot assume any
responsibility for inaccuracies. Furthermore, this information does not give the purchaser of semiconductor devices any license under patent rights to
manufacturer. WTE reserves the right to change any or all information herein without further notice.
WARNING
support devices or systems without the express written approval.
: DO NOT USE IN LIFE SUPPORT EQUIPMENT. WTE power semiconductor products are not authorized for use as critical components in life
Won-Top Electronics Co., Ltd.
No. 44 Yu Kang North 3rd Road, Chine Chen Dist., Kaohsiung, Taiwan
886-7-822-5408 or 886-7-822-5410
Phone:
886-7-822-5417
Fax:
sales@wontop.com
Email:
Internet:
http://www.wontop.com
We power your everyday.
1A1 – 1A7 3 of 3 © 2002 Won-Top Electronics
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