Philips Semiconductors
Product specification
High-speed diodes
PMLL4148; PMLL4448
FEATURES
DESCRIPTION
• Small hermetically sealed glass
SMD package
The PMLL4148 and PMLL4448 are high-speed switching diodes fabricated in
planar technology, and encapsulated in small hermetically sealed glass
SOD80C SMD packages.
• High switching speed: max. 4 ns
• Continuous reverse voltage:
max. 75 V
• Repetitive peak reverse voltage:
max. 75 V
k
a
handbook, 4 columns
• Repetitive peak forward current:
max. 450 mA.
MAM061
APPLICATIONS
The marking band indicates the cathode.
• High-speed switching
• Fast logic applications.
Fig.1 Simplified outline (SOD80C) and symbol.
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
MIN.
MAX.
75
UNIT
VRRM
VR
repetitive peak reverse voltage
continuous reverse voltage
continuous forward current
repetitive peak forward current
−
−
−
−
V
V
75
IF
see Fig.2; note 1
200
450
mA
mA
IFRM
IFSM
non-repetitive peak forward current square wave; Tj = 25 °C prior to
surge; see Fig.4
t = 1 µs
t = 1 ms
t = 1 s
−
−
−
−
4
A
1
A
0.5
500
+200
200
A
Ptot
Tstg
Tj
total power dissipation
storage temperature
junction temperature
Tamb = 25 °C; note 1
mW
°C
°C
−65
−
Note
1. Device mounted on an FR4 printed-circuit board.
1999 May 27
2
NXP [ NXP ]
