DISCRETE SEMICONDUCTORS DATA SHEET M3D176 PLVA400A series Low-voltage avalanche regulator diodes Product specification Supersedes data of April 1992 1996 Apr 26 Philips Semiconductors Product specification Low-voltage avalanche regulator diodes PLVA400A series FEATURES DESCRIPTION • Very low dynamic impedance at low currents: approximately 1⁄20 of conventional series High performance voltage regulator diodes in hermetically sealed leaded glass SOD27 (DO-35) packages. • Hard breakdown knee The series consists of PLVA450A to PLVA468A. • Low noise: approximately 1⁄10 of conventional series handbook, halfpage • Total power dissipation: max. 400 mW a MAM239 • Small tolerances of VZ Fig.1 Simplified outline (SOD27; DO-35) and symbol. • Working voltage range: nom. 5.0 to 6.8 V • Non-repetitive peak reverse power dissipation: max. 30 W. k MARKING TYPE NUMBER MARKING CODE APPLICATIONS PLVA450A 450APH • Low current, low power, low noise applications PLVA453A 453APH PLVA456A 456APH • CMOS RAM back-up circuits PLVA459A 459APH • Voltage stabilizers PLVA462A 462APH • Voltage limiters PLVA465A 465APH • Smoke detector relays. PLVA468A 468APH LIMITING VALUES In accordance with the Absolute Maximum Rating System (IEC 134). SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT − 250 250 mA − 400 mW IF continuous forward current IZRM repetitive peak working current tp = 100 µs; δ = 10% Ptot total power dissipation Ttp ≤ 55 °C; note 1 PZSM non-repetitive peak reverse power dissipation tp = 100 µs; Tj = 150 °C Tstg storage temperature −65 +200 °C Tj junction temperature − 175 °C Note 1. Lead length 8 mm. 1996 Apr 26 2 30 mA W Philips Semiconductors Product specification Low-voltage avalanche regulator diodes PLVA400A series ELECTRICAL CHARACTERISTICS Tj = 25 °C; unless otherwise specified. SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. − − 0.9 V PLVA450A 4.80 5.00 5.20 V PLVA453A 5.10 5.30 5.50 V PLVA456A 5.40 5.60 5.80 V PLVA459A 5.70 5.90 6.10 V PLVA462A 6.00 6.20 6.40 V PLVA465A 6.30 6.50 6.70 V PLVA468A 6.60 6.80 7.00 V PLVA450A − 4.30 − V PLVA453A − 5.20 − V PLVA456A − 5.51 − V PLVA459A − 5.85 − V PLVA462A − 6.19 − V PLVA465A − 6.49 − V PLVA468A − 6.80 − V − − 700 Ω − − 250 Ω − − 100 Ω PLVA450A − 0.20 − mV/K PLVA453A − 1.60 − mV/K PLVA456A − 1.90 − mV/K PLVA459A − 2.40 − mV/K PLVA462A − 2.65 − mV/K PLVA465A − 2.90 − mV/K PLVA468A − 3.40 − mV/K PLVA450A − − 20000 nA PLVA453A − − 5000 nA PLVA456A − − 1000 nA PLVA459A − − 500 nA PLVA462A − − 100 nA PLVA465A − − 50 nA PLVA468A − − 10 nA VF forward voltage IF = 10 mA VZ working voltage IZ = 250 µA VZ RZ working voltage dynamic resistance PLVA450A IZ = 10 µA 1 kHz superimposed; IZAC is 10% of IZDC; IZ = 250 µA PLVA453A PLVA456A to PLVA468A SZ IR 1996 Apr 26 temperature coefficient reverse current UNIT IZ = 250 µA VR = 80% VZ nominal 3 Philips Semiconductors Product specification Low-voltage avalanche regulator diodes SYMBOL IR IR ∆VZ PARAMETER reverse current CONDITIONS MIN. TYP. MAX. UNIT VR = 50% VZ nominal PLVA450A − 34 − nA PLVA453A − 22 − nA PLVA456A − 1.1 − nA PLVA459A − 0.9 − nA PLVA462A − 0.9 − nA PLVA465A − 0.9 − nA PLVA468A − 0.8 − nA − µA − µA reverse current VR = 90% VZ nominal PLVA450A − PLVA453A − 21 3.5 PLVA456A − 1.3 − µA PLVA459A − 1.0 − µA PLVA462A − 0.05 − µA PLVA465A − 0.04 − µA PLVA468A − 0.006 − µA line regulation PLVA459A to PLVA468A ILO = 10 µA; IHi = 1 mA − − 0.1 V PLVA456A ILO = 50 µA; IHi = 1 mA − − 0.1 V PLVA450A ILO = 100 µA; IHi = 1 mA − − 0.4 V ILO = 100 µA; IHi = 1 mA − − 0.2 V f = 1 kHz; B = 1 kHz; IZ = 250 µA − − 1.0 µV -----------Hz PLVA453A Vn PLVA400A series noise voltage density THERMAL CHARACTERISTICS SYMBOL PARAMETER CONDITIONS VALUE UNIT Rth j-tp thermal resistance from junction to tie-point lead length 8 mm. 300 K/W Rth j-a thermal resistance from junction to ambient lead length max. 380 K/W 1996 Apr 26 4 Philips Semiconductors Product specification Low-voltage avalanche regulator diodes PLVA400A series PACKAGE OUTLINE ndbook, full pagewidth 0.56 max 1.85 max 4.25 max 25.4 min 25.4 min MLA428 - 1 Dimensions in mm. Fig.2 SOD27 (DO-35). DEFINITIONS Data sheet status Objective specification This data sheet contains target or goal specifications for product development. Preliminary specification This data sheet contains preliminary data; supplementary data may be published later. Product specification This data sheet contains final product specifications. Limiting values Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). Stress above one or more of the limiting values may cause permanent damage to the device. These are stress ratings only and operation of the device at these or at any other conditions above those given in the Characteristics sections of the specification is not implied. Exposure to limiting values for extended periods may affect device reliability. Application information Where application information is given, it is advisory and does not form part of the specification. LIFE SUPPORT APPLICATIONS These products are not designed for use in life support appliances, devices, or systems where malfunction of these products can reasonably be expected to result in personal injury. Philips customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such improper use or sale. 1996 Apr 26 5