Part: ULN2803APG, ULN2803AFWG, ULN2804APG, ULN2804AFWG — TOSHIBA

Type: 8ch Darlington Sink Driver

Description: High-voltage, high-current darlington drivers comprised of eight NPN darlington pairs, featuring integral clamp diodes for switching inductive loads.

Operating Conditions:

• Operating temperature: -40 to 85 °C
• Output sustaining voltage: 0 to 50 V
• Input voltage: 0 to 30 V

Absolute Maximum Ratings:

• Max supply voltage: 50 V (Output sustaining voltage VCE(SUS))
• Max continuous current: 500 mA/ch (Output current IOUT)
• Max junction/storage temperature: 150 °C (Storage temperature Tstg)

Key Specs:

• Output leakage current (ICEX): 50 μA (max, VCE = 50 V, Ta = 25°C)
• Collector-emitter saturation voltage (VCE(sat)): 1.6 V (max, IOUT = 350 mA, IIN = 500 μA)
• ULN2803A Input ON current (IIN(ON)): 1.35 mA (max, VIN = 3.85 V)
• ULN2804A Input ON current (IIN(ON)): 0.5 mA (max, VIN = 5 V)
• DC current transfer ratio (hFE): 1000 (min, VCE = 2 V, IOUT = 350 mA)
• Clamp diode forward voltage (VF): 2.0 V (max, IF = 350 mA)
• Turn-on delay (tON): 0.1 μs (typ, RL = 125 Ω, VOUT = 50 V)
• Turn-off delay (tOFF): 0.2 μs (typ, RL = 125 Ω, VOUT = 50 V)

Features:

• Output current (single output) 500 mA (max)
• High sustaining voltage output 50 V (min)
• Output clamp diodes
• Inputs compatible with various types of logic

Applications:

• Relay drivers
• Hammer drivers
• Lamp drivers
• Display (LED) drivers

Package:

• DIP-18pin (P-DIP18-300-2.54-001)
• SOP-18pin (P-SOP18-0812-1.27-001)

• Output current (single output) 500 mA (max)

• High sustaining voltage output 50 V (min)

• Output clamp diodes

• Inputs compatible with various types of logic.

• • APG

: DIP - 18pin

• Package Type - AFWG

: SOP -

18pin

Weight

P-DIP18-300-2.54-001: 1.478 g (Typ.)

P-SOP18-0812-1.27-001: 0.48 g (Typ.)

ULN2803APG – DIP-18pin Pinout

Pin Number	Pin Name	Type	Description
1	IN1	I	Input 1
2	IN2	I	Input 2
3	IN3	I	Input 3
4	IN4	I	Input 4
5	IN5	I	Input 5
6	IN6	I	Input 6
7	IN7	I	Input 7
8	IN8	I	Input 8
9	GND	P	Ground
10	OUT8	O	Output 8 (Darlington Sink)
11	OUT7	O	Output 7 (Darlington Sink)
12	OUT6	O	Output 6 (Darlington Sink)
13	OUT5	O	Output 5 (Darlington Sink)
14	OUT4	O	Output 4 (Darlington Sink)
15	OUT3	O	Output 3 (Darlington Sink)
16	OUT2	O	Output 2 (Darlington Sink)
17	OUT1	O	Output 1 (Darlington Sink)
18	COM	P	Common (Clamp Diode Anode)

Notes

• ULN2803APG is the DIP-18pin variant with 2.7 kΩ input base resistor, compatible with TTL and 5V CMOS logic.
• Each output includes an integral clamp diode for switching inductive loads (anode connected to COM pin 18).
• Maximum output current: 500 mA per channel.
• Maximum output sustaining voltage: 50 V.
• Input voltage range: 0 to 30 V.

Characteristic	Characteristic	Symbol	Test Cir - Cuit	Test Condition	Test Condition	Min	Typ.	Max	Unit
	leakage current	I CEX	1	V CE = 50 V	Ta = 25°C	-	-	50	μ A
		I CEX	1	V CE = 50 V	Ta = 85°C	-	-	100	μ A
	ULN2804A	I CEX	1	V CE = 50 V	V IN = 1 V	-	-	500	μ A
		VCE (sat)	2	I OUT = 350 mA, I IN = 500 μ A	I OUT = 350 mA, I IN = 500 μ A	-	1.3	1.6	V
	emitter saturation voltage	VCE (sat)	2	I OUT = 200 mA, I IN = 350 μ A	I OUT = 200 mA, I IN = 350 μ A	-	1.1	1.3	V
		VCE (sat)	2	I OUT = 100 mA, I IN = 250 μ A	I OUT = 100 mA, I IN = 250 μ A	-	0.9	1.1	V
	ULN2803A	I IN (ON)	2	V IN = 3.85 V	V IN = 3.85 V	-	0.93	1.35	mA
	ULN2804A	I IN (ON)	2	V IN = 5 V	V IN = 5 V	-	0.35	0.5	mA
		I IN (ON)	2	V IN = 12 V	V IN = 12 V	-	1.0	1.45	mA
		I IN (OFF)	4	I OUT = 500 μ A, Ta = 85°C	I OUT = 500 μ A, Ta = 85°C	50	65	-	μ A
		V IN (ON)	5	V CE = 2 V, I OUT = 200 mA	V CE = 2 V, I OUT = 200 mA	-	-	2.4	V
	ULN2803A	V IN (ON)	5	V CE = 2 V, I OUT = 250 mA	V CE = 2 V, I OUT = 250 mA	-	-	2.7	V
		V IN (ON)	5	V CE = 2 V, I OUT = 300 mA	V CE = 2 V, I OUT = 300 mA	-	-	3.0	V
		V IN (ON)	5	V CE = 2 V, I OUT = 125 mA	V CE = 2 V, I OUT = 125 mA	-	-	5.0	V
		V IN (ON)	5	V CE = 2 V, I OUT = 200 mA	V CE = 2 V, I OUT = 200 mA	-	-	6.0	V
	ULN2804A	V IN (ON)	5	V CE = 2 V, I OUT = 275 mA	V CE = 2 V, I OUT = 275 mA	-	-	7.0	V
		V IN (ON)	5	V CE = 2 V, I OUT = 350 mA	V CE = 2 V, I OUT = 350 mA	-	-	8.0	V
DC current transfer ratio	DC current transfer ratio	h FE	2	V CE = 2 V, I OUT = 350 mA	V CE = 2 V, I OUT = 350 mA	1000	-	-	-
Clamp diode reverse current	Clamp diode reverse current	I R	6	Ta = 25°C	(Note)	-	-	50	μ A
		I R	6	Ta = 85°C (Note)	Ta = 85°C (Note)	-	-	100	μ A
Clamp diode forward voltage	Clamp diode forward voltage	V F	7	I F = 350 mA	I F = 350 mA	-	-	2.0	V
Input capacitance	Input capacitance	C IN	-	-	-	-	15	-	pF
Turn - on delay	Turn - on delay	t ON	8	R L = 125 Ω , V OUT = 50 V	R L = 125 Ω , V OUT = 50 V	-	0.1	-	μ s
Turn - off delay	Turn - off delay	t OFF	8	R L = 125 Ω , V OUT = 50 V	R L = 125 Ω , V OUT = 50 V	-	0.2	-	μ s

Note: VR = VR (max)

Characteristic	Characteristic	Symbol	Rating	Unit
Output sustaining voltage	Output sustaining voltage	V CE(SUS)	- 0.5 to 50	V
Output current	Output current	I OUT	500	mA/ ch
Input voltage	Input voltage	V IN	- 0.5 to 30	V
Clamp diode reverse voltage	Clamp diode reverse voltage	V R	50	V
Clamp diode forward current	Clamp diode forward current	I F	500	mA
Power dissipation	APG	P D	1.47	W
Power dissipation	AFWG	P D	0.92 / 1.31 (Note)	W
Operating temperature	Operating temperature	T opr	- 40 to 85	°C
Storage temperature	Storage temperature	T stg	- 55 to 150	°C

Note: On Glass Epoxy PCB (75 × 114 × 1.6 mm Cu 20%)

Characteristic	Characteristic	Symbol	Test Condition	Min	Typ.	Max	Unit
Output sustaining voltage	Output sustaining voltage	V CE (SUS)	-	0	-	50	V
	APG	I OUT	t pw = 25 ms, Duty = 10%, 8 Circuits	0	-	347	mA/ ch
		I OUT	t pw = 25 ms, Duty = 50%, 8 Circuits	0	-	123	mA/ ch
	AFWG	I OUT	t pw = 25 ms, Duty = 10%, 8 Circuits	0	-	268	mA/ ch
		I OUT	t pw = 25 ms, Duty = 50%, 8 Circuits	0	-	90	mA/ ch
Input voltage	Input voltage	V IN	-	0	-	30	V
Input voltage (Output on)	ULN2803A	V IN (ON)	-	2.5	-	30	V
Input voltage (Output on)	ULN2804A	V IN (ON)	-	8	-	30	V
Clamp diode reverse voltage	Clamp diode reverse voltage	V R	-	-	-	50	V
Clamp diode forward current	Clamp diode forward current	I F	-	-	-	400	mA
Power dissipation	APG	P D	Ta = 85°C	-	-	0.76	W
Power dissipation	AFWG	P D	Ta = 85°C	-	-	0.48	W

Note: On Glass Epoxy PCB (75 × 114 × 1.6 mm Cu 20%)

Weight: 0.48 g (typ.) This drawing is an object for explanation.

MPN	Package	Temperature Range	Packing
ULN2803APG	P-DIP18-300-2.54-001	-40 to 85 °C	-
ULN2803AFWG	P-SOP18-0812-1.27-001	-40 to 85 °C	-
ULN2804APG	P-DIP18-300-2.54-001	-40 to 85 °C	-
ULN2804AFWG	P-SOP18-0812-1.27-001	-40 to 85 °C	-