Datasheet 4N35, 4N36, 4N37 (Vishay) - 3

4N35, 4N36, 4N37
Optocoupler, Phototransistor Output, Vishay Semiconductors with Base Connection
CURRENT TRANSFER RATIO PARAMETER TEST CONDITION PART SYMBOL MIN TYP. MAX UNIT
4N35 CTRDC 100 % VCE = 10 V, IF = 10 mA 4N36 CTRDC 100 % 4N37 CTRDC 100 % DC current transfer ratio (1) 4N35 CTRDC 40 50 % VCE = 10 V, IF = 10 mA, 4N36 CTR T DC 40 50 % A = - 55 °C to + 100 °C 4N37 CTRDC 40 50 %
Note
(1) Indicates JEDEC registered values.
SWITCHING CHARACTERISTICS PARAMETER TEST CONDITION SYMBOL MIN. TYP. MAX. UNIT
Switching time (1) VCC = 10 V, IC = 2 mA, RL = 100 Ω ton, toff 10 μs
Note
(1) Indicates JEDEC registered values.
TYPICAL CHARACTERISTICS
Tamb = 25 °C, unless otherwise specied 1.4 1.5 Normalized to: 1.3 V = 10 V, I = 10 mA, T = 25 °C CE F A T = - 55 °C A CTR V = 0.4 V CE(sat) CE 1.2 1.0 T = 25 °C 1.1 A T = 50 °C A 1.0 0.5 0.9 - Normalized CTR -Forward Voltage (V) T = 85 °C F A NCTR(SAT) V CTR 0.8 N NCTR 0.7 0.0 0.1 1 10 100 0.1 1 10 100 i4n25_01 I - Forward Current (mA) i4n25_03 I - LED Current (mA) F F Fig. 1 - Forward Voltage vs. Forward Current Fig. 3 - Normalized Non-Saturated and Saturated CTR vs. LED Current 1.5 1.5 Normalized to: Normalized to: V = 10 V, I = 10 mA, T = 25 °C CE F A V = 10 V, I = 10 mA, T = 25 °C CE F A CTR = 0.4 V CE(sat) CTR V = 0.4 V CE(sat) CE 1.0 1.0 T = 25 °C A T = 70 °C A 0.5 0.5 NCTR(SAT) NCTR(SAT) NCTR - Normalized CTR NCTR - Normalized CTR NCTR NCTR 0.0 0.0 0 1 10 100 0.1 1 10 100 I - LED Current (mA) I - LED Current (mA) i4n25_02 i4n25_04 F F Fig. 2 - Normalized Non-Saturated and Saturated CTR vs. Fig. 4 - Normalized Non-Saturated and Saturated CTR vs. LED Current LED Current Document Number: 81181 For technical questions, contact: optocoupleranswers@vishay.com www.vishay.com Rev. 1.2, 07-Jan-10 155