NEC PS2705-1, PS2705-2, PS2705-4 DATA SHEET

DATA SHEET

PHOTOCOUPLER

PS2705-1,PS2705-2,PS2705-4

HIGH ISOLATION VOLTAGE AC INPUT RESPONSE TYPE SOP MULTI PHOTOCOUPLER

−NEPOCTM Series−

DESCRIPTION

The PS2705-1, PS2705-2, PS2705-4 are optically coupled isolators containing two GaAs light emitting diodes and an NPN silicon phototransistor.

These packages are SOP (Small Outline Package) type and have shield effect to cut off ambient light. They are designed for high density mounting applications.

FEATURES

•AC input response

•High isolation voltage (BV = 3 750 Vr.m.s.)

• High current transfer ratio (CTR = 100 % TYP.)

•SOP (Small Outline Package) type

•High-speed switching (tr = 3 μs TYP., tf = 5 μs TYP.)

•Ordering number of taping product (Only-1 type) : PS2705-1-E3, E4, F3, F4

•UL approved: File No. E72422 (S)

•VDE0884 approved (Option)

APPLICATIONS

•Hybrid IC

•Telephone/FAX

•FA/OA equipment

•Programmable logic controllers

•Power supply

ORDERING INFORMATION

Part Number	Package	Safety Standard Approval
PS2705-1	4-pin SOP	Standard products
PS2705-2	8-pin SOP	• UL approved
PS2705-4	16-pin SOP
PS2705-1-V	4-pin SOP	VDE0884 approved products (Option)
PS2705-2-V	8-pin SOP
PS2705-4-V	16-pin SOP

The information in this document is subject to change without notice.

Document No. P11309EJ5V0DS00 (5th edition)	The mark • shows major revised points.
Date Published December 1998 NS CP (K)	©		1988
Printed in Japan

PS2705-1,PS2705-2,PS2705-4

PACKAGE DIMENSIONS (in millimeters)

						4.5 MAX.		PS2705-1
										TOP VIEW
									4	3
											1. Anode, Cathode
											2. Cathode, Anode
											3. Emitter
									1	2	4. Collector
										7.0±0.3
								+0.10 –0.05		4.4		1.3
				2.3MAX.
					2.0			0.15
					0.1±0.1	2.54	1.2 MAX.		0.5±0.3
						0.4–0+0..0510	0.25 M
								PS2705-2
						9.3 MAX.				TOP VIEW
								8	7	6	5
													1. 3. Anode, Cathode
													2. 4. Cathode, Anode
													5. 7.		Emitter
													6. 8.		Collector
								1	2	3	4
											7.0±0.3
									+0.10 –0.05		4.4			1.3
		2.3 MAX.
			0.1±0.1 2.0				2.54	1.2 MAX.	0.15	0.5±0.3
				0.4	–0+0..0510	0.25 M
								PS2705-4				TOP VIEW
						19.46 MAX.
										16	15	14		13	12	11	10	9
										1	2	3		4	5	6	7	8
												1.	3.	5.	7.	Anode, Cathode
												2.	4.	6.	8.	Cathode, Anode
												9. 11. 13. 15.				Emitter
												10. 12. 14. 16.				Collector
														7.0±0.3
										+0.10 –0.05					4.4		1.3
2.3 MAX.
	0.1±0.1 2.0	0.4	–0+0..0510	0.25 M			2.54	1.2 MAX.		0.15		0.5±0.3

2	Data Sheet P11309EJ5V0DS00

PS2705-1,PS2705-2,PS2705-4

ABSOLUTE MAXIMUM RATINGS (TA = 25 °C, unless otherwise specified)

			Ratings
	Parameter	Symbol	PS2705-1		PS2705-2,	Unit
					PS2705-4
Diode	Forward Current (DC)	IF		± 50		mA
	Power Dissipation Derating	PD/°C		0.8		mW/°C
	Power Dissipation	PD		80		mW/ch
	Peak Forward Current*1	IFP		± 1		A
Transistor	Collector to Emitter Voltage	VCEO		40		V
	Emitter to Collector Voltage	VECO		6		V
	Collector Current	IC		80		mA/ch
	Power Dissipation Derating	PC/°C	1.5		1.2	mW/°C
	Power Dissipation	PC	150		120	mW/ch
Isolation Voltage*2		BV	3 750			Vr.m.s.
Operating Ambient Temperature		TA	–55 to +100			°C
Storage Temperature		Tstg	–55 to +150			°C

*1 PW = 100 μs, Duty Cycle = 1 %

*2 AC voltage for 1 minute at TA = 25 °C, RH = 60 % between input and output

Data Sheet P11309EJ5V0DS00

3

PS2705-1,PS2705-2,PS2705-4

ELECTRICAL CHARACTERISTICS (TA = 25 °C)

	Parameter	Symbol	Conditions	MIN.	TYP.	MAX.	Unit
Diode	Forward Voltage	VF	IF = ± 5 mA		1.1	1.4	V
	Terminal Capacitance	Ct	V = 0 V, f = 1 MHz		60		pF
Transistor	Collector to Emitter	ICEO	IF = 0 mA, VCE = 40 V			100	nA
	Current
Coupled	Current Transfer Ratio	CTR	IF = ± 5 mA, VCE = 5 V	50	100	300	%
	(IC/IF)*1
	CTR Ratio	CTR1/	IF = ± 5 mA, VCE = 5 V	0.3	1.0	3.0
		CTR2
	Collector Saturation	VCE (sat)	IF = ± 10 mA, IC = 2 mA			0.3	V
	Voltage
	Isolation Resistance	RI-O	VI-O = 1 kVDC	1011			Ω
	Isolation Capacitance	CI-O	V = 0 V, f = 1 MHz		0.4		pF
	Rise Time *2	tr	VCC = 5 V, IC = 2 mA, RL = 100 Ω		3		μs
	Fall Time *2	tf			5

*1 CTR rank (only PS2705-1)

M:50 to 150 (%)

L:100 to 300 (%)

N:50 to 300 (%)

*2 CTR1 = IC1/IF1, CTR2 = IC2/IF2

IC1

IF1

VCE

IF2

IC2

*3 Test circuit for switching time

IF	VCC
Pulse Input
PW = 100 μs
Duty Cycle = 1/10
In monitor	VOUT
50 Ω	RL = 100 Ω

4	Data Sheet P11309EJ5V0DS00