Philips Semiconductors
Low-voltage avalanche regulator diodes
Product specification
PLVA600A series
FEATURES
• Very low dynamic impedance at
low currents: approximately 1⁄20 of
conventional series
• Hard breakdown knee
• Low noise: approximately 1⁄10 of
www.DataSheet4cUo.ncvomentional series
• Total power dissipation:
max. 250 mW
• Small tolerances of VZ
• Working voltage range:
nom. 5.0 to 6.8 V
• Non-repetitive peak reverse power
dissipation: max. 30 W.
APPLICATIONS
• Low current, low power, low noise
applications
• CMOS RAM back-up circuits
• Voltage stabilizers
• Voltage limiters
• Smoke detector relays.
DESCRIPTION
High performance voltage regulator
diodes in small SOT23 plastic SMD
packages.
The series consists of PLVA650A to
PLVA668A.
PINNING
PIN
1
2
3
anode
not connected
cathode
DESCRIPTION
handbook, halfpag2e
1
2
n.c.
1
Top view
3
3
MAM243
Fig.1 Simplified outline (SOT23) and symbol.
MARKING
TYPE NUMBER
PLVA650A
PLVA653A
PLVA656A
PLVA659A
PLVA662A
PLVA665A
PLVA668A
Note
1. ∗ = p: Made in Hong Kong.
∗ = t: Made in Malaysia.
MARKING CODE(1)
∗9A
∗9B
∗9C
∗9D
∗9E
∗9F
∗9G
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
SYMBOL
PARAMETER
CONDITIONS
IF
IZRM
PZSM
Ptot
Tstg
Tj
continuous forward current
repetitive peak working current
tp = 100 µs; δ = 10%
non-repetitive peak reverse power dissipation tp = 100 µs; Tj = 150 °C
total power dissipation
Tamb = 25 °C; note 1
storage temperature
junction temperature
Note
1. Device mounted on an FR4 printed circuit-board.
MIN.
−
−
−65
−
MAX.
250
250
30
250
+150
150
UNIT
mA
mA
W
mW
°C
°C
1999 May 25
2
