Series: -
Manufacturer: Vishay Semiconductors
Speed: Fast Recovery = 200mA (Io)
Mounting Type: Chassis Mount
Reverse Recovery Time (trr): -
Diode Type: Schottky
Packaging: Bulk
Diode Configuration: Single
Package / Case: D-67 HALF-PAK
Supplier Device Package: HALF-PAK
Current - Average Rectified (Io) (per Diode): 180A
Voltage - DC Reverse (Vr) (Max): 35V
Current - Reverse Leakage @ Vr: 15mA @ 35V
Voltage - Forward (Vf) (Max) @ If: 660mV @ 180A
Features: · 175° C TJ operation
· Unique high power, Half-Pak module
· Replaces three parallel DO-5's
· Easier to mount and lower profile than DO-5's
· High purity, high temperature epoxy encapsulation for
· enhanced mechanical strength and moisture resistance
· Very low forward voltage drop
· High frequency operation
· Guard ring for enhanced ruggedness and long termSpecifications
| Parameters |
181NQ |
Units |
Conditions |
IF(AV) Max. Average Forward Per Leg
Current * See Fig. 5 |
180 |
A |
@ TC = 102° C (Rated VR) |
IFSM Max. Peak One Cycle Non-Repetitive
Surge Current (Per Leg) * See Fig. 7 |
22000 |
A |
5s Sine or 3s Rect. pulse |
Following any rated
load condition and with
rated VRRM applied |
| 2500 |
10ms Sine or 6ms Rect. pulse |
EAS Non-Repetitive Avalanche Energy
(Per Leg) |
243 |
mJ |
TJ = 25 °C, IAS = 8 Amps, L = 1.7 mH |
IAR Repetitive Avalanche Current
(Per Leg) |
36 |
A |
Current decaying linearly to zero in 1 sec
Frequency limited by TJ max. VA = 1.5 x VR typical |
DescriptionThe 181NQ035 high current Schottky rectifier module series has been optimized for very low forward voltage drop, with moderate leakage. The proprietary barrier technology allows for reliable operation up to 175° C junction temperature. Typical applications are in switching power supplies, converters, freewheeling diodes, and reverse battery protection.
181NQ035 Data Sheet
