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PS2911 Datasheet(PDF) 1 Page - California Eastern Labs |
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PS2911 Datasheet(HTML) 1 Page - California Eastern Labs |
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1 / 7 page  PS2911-1 NEC's HIGH CTR 4 PIN ULTRA SMALL PACKAGE FLAT LEAD OPTOCOUPLER DESCRIPTION NEC's PS2911-1 is an optically coupled isolator containing a GaAs light emitting diode and an NPN silicon phototransistor in one package for high density mounting applications.An ultra small flat lead package has been provided which realizes a reduction in mounting area of about 30% compared with the PS28XX series. FEATURES • SMALL AND THIN PACKAGE: 4.6 (L) x 2.5 (W) x 2.1 (H) mm • HIGH CURRENT TRANSFER RATIO: CTR = 200% TYP @ IF = 1 mA, VCE = 5 V • HIGH ISOLATION VOLTAGE BV: 2500 Vr.m.s. • TAPE AND REEL AVAILABLE PART NUMBER PS2911-1 SYMBOLS PARAMETERS UNITS MIN TYP MAX VF Forward Voltage, IF = 5 mA V 0.9 1.1 1.3 IR Reverse Current, VR = 5 V µ A 5 CT Terminal Capacitance, V = 0, f = 1.0 MHz pF 15 ICEO Collector to Emitter Current, IF = 0 mA, VCE = 40 V nA 100 CTR Current Transfer Ratio (IC/IF)1, IF = 1 mA, VCE = 5 V % 100 200 400 VCE(sat) Collector Saturation Voltage, IF = 1 mA, IC = 0.2 mA V 0.13 0.3 RI-O Isolation Resistance, VI-O = 1.0 k VDC Ω 1011 CI-O Isolation Capacitance, V = 0 V, f = 1.0 MHz pF 0.4 tR Rise Time2, VCC = 5 V, IC = 2 mA, RL = 100 Ω µ s 5 tF Fall Time2, VCC = 5 V, IC = 2 mA, RL = 100 Ω µ s 10 ton On Time2, VCC = 5 V, IF = 1 mA, RL = 5 kΩ µs 40 ts Storage Time2, VCC = 5 V, IF = 1 mA, RL = 5 kΩ µs 10 toff Off Time2, VCC = 5 V, IF = 1 mA, RL = 5 kΩ µs 120 ELECTRICAL CHARACTERISTICS (TA= 25°C) 1. CTR RANK: N: 100 to 400 (%) K: 200 to 400 (%) L: 150 to 300 (%) M: 100 to 200 (%) APPLICATIONS • DC/DC CONVERTER • MODEM/PC CARD PS2911-1 PULSE INPUT VCC VOUT RL = 100 Ω or 5 kΩ PW = 100 µs Duty Cycle = 1/10 IF 50 Ω In monitor 2. Test Circuit for Switching Time 4 3 1 2 Date Published: August 4, 2005 The information in this document is subject to change without notice. Before using this document, please confirm that this is the latest version. |
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