October 2006 / B
Page 1
SEMICONDUCTOR
TAK CHEONG ®
500 mW DO-35 Hermetically
Sealed Glass – High Voltage
Switching Diodes
Absolute Maximum Ratings TA = 25°C unless otherwise noted
Symbol Parameter Value Units
VRRM Maximum Repetitive Reverse Voltage 250 V
TSTG Storage Temperature Range -65 to +200 °C
TJ Operating Junction Temperature +175 °C
IF (AV) Average Rectified Forward Current 200 mA
IFSM Non-repetitive Peak Forward Current
Pulse Width = 1.0 Second
Pulse Width = 1.0 µsecond
1.0
4.0
A
A
These ratings are limiting values above which the serviceability of the diode may be impaired.
Thermal Characteristics
Symbol Parameter Value Units
PD Power Dissipation 500 mW
RθJA Thermal Resistance, Junction to Ambient 300 °C/W
Specification Features:
DO-35 Package (JEDEC)
Through-Hole Device Type Mounting
Hermetically Sealed Glass
Compression Bonded Construction
All external surfaces are corrosion resistant and leads are readily solderable
RoHS Compliant
Solder hot dip Tin (Sn) lead finish
Cathode indicated by polarity band
Electrical Characteristics TA = 25°C unless otherwise noted
Limits
Symbol Parameter Test Condition
Min Max
Unit
BV Breakdown Voltage TC BA V19
TCBAV20
TCBAV21
IR=100µA
120
200
250
---
---
---
Volts
Volts
Volts
IR Reverse Leakage Current TCBAV19
TCBAV20
TCBAV21
VR=100V
VR=150V
VR=200V
---
---
---
100
100
100
nA
nA
nA
VF Forward Voltage IF=100mA
IF=200mA
---
---
1.0
1.25
Volts
Volts
TRR Reverse Recovery Time IF=IR=30mA
RL=100Ω
IRR=3mA
--- 50 nS
C Capacitance VR=0V, f =1MHZ --- 5.0 pF
TCBAV19/TCBAV20/TCBAV21
Cathode Anode
ELECTRICAL SYMBOL
L
BA
Vx
x
DEVICE MARKING DIAGRAM
L : Logo
Device Code : TCBAVxx
AXIAL LEAD
DO35
October 2006 / B
Page 2
SEMICONDUCTOR
TAK CHEONG ®
Package Outline
Package Case Outline
DO-35
DO-35
Millimeters Inches
DIM
Min Max Min Max
A 0.46 0.55 0.018 0.022
B 3.05 5.08 0.120 0.200
C 25.40 38.10 1.000 1.500
D 1.53 2.28 0.060 0.090
Notes: 1. All dimensions are within JEDEC standard.
2. DO35 polarity denoted by cathode band.
This datasheet presents technical data of Tak Cheong’s Switching Diodes. Complete specifications for the individual devices are
provided in the form of datasheets. A comprehensive Selector Guide is included to simplify the task of choosing the best set of
components required for a specific application. For additional information, please visit our website http://www.takcheong.com.
Although information in this datasheet has been carefull y checked, no responsi bility for the inaccuracies can be assumed by Tak
Cheong. Please consult your nearest Tak Cheong’s sales office for further assistance.
Tak Cheong reserves the right to make changes without further notice to any products herein to further improve reliability,
function or design, cost and productivity.
and are registered trademarks of Tak Cheong Electronics (Holdings) Co., Ltd.
TAK CHEO NG
®
