BZX79
BZX79 is Voltage regulator diodes manufactured by NXP Semiconductors.
FEATURES
- Total power dissipation: max. 500 m W
- Two tolerance series: ±2%, and approx. ±5%
- Working voltage range: nom. 2.4 to 75 V (E24 range)
- Non-repetitive peak reverse power dissipation: max. 40 W.
APPLICATIONS
- Low voltage stabilizers or voltage references. handbook, halfpage k a
MAM239
DESCRIPTION
Low-power voltage regulator diodes in hermetically sealed leaded glass SOD27 (DO-35) packages. The diodes are available in the normalized E24 ±2% (BZX79-B) and approx. ±5% (BZX79-C) tolerance range. The series consists of 37 types with nominal working voltages from 2.4 to 75 V.
The diodes are type branded.
Fig.1 Simplified outline (SOD27; DO-35) and symbol.
LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 60134).
SYMBOL
PARAMETER
IF continuous forward current
IZSM non-repetitive peak reverse current
Ptot total power dissipation
PZSM
Tstg Tj non-repetitive peak reverse power dissipation storage temperature junction temperature
CONDITIONS
MIN. MAX. UNIT
- 250 m A tp = 100 μs; square wave; Tj = 25 °C prior to surge see Tables 1 and 2 A
Tamb = 50 °C; note 1
- 400 m W
Tamb = 50 °C; note 2
- 500 m W tp = 100 μs; square wave;
- Tj = 25 °C prior to surge; see Fig.3
- 65
+200 °C
- 65
+200 °C
Notes 1. Device mounted on a printed circuit-board without metallization pad; lead length max. 2. Tie-point temperature ≤ 50 °C; max. lead length 8 mm.
ELECTRICAL CHARACTERISTICS
Total BZX79-B and BZX79-C series Tj = 25 °C unless otherwise specified.
SYMBOL
PARAMETER
VF forward voltage
CONDITIONS IF = 10 m A; see...
