UTC UNISONIC TECHNOLOGIES CO., LTD.
1
QW-R113-004,B
EIGHT DARLINGTON ARRAYS
DESCRIPTION
The UTC ULN2803 is high-voltage, high-current Darlington drivers comprised of eight NPN Darlington pairs.
FEATURES
*Output current (single output) 500mA MAX. *High sustaining voltage output 50V MIN. *Output clamp diodes
*Inputs compatible with various types of logic
APPLICATIONS
*Relay, hammer, lamp and display (LED) drivers.
SCHEMATICS (EACH DRIVER)
Note: The input and output parasitic diodes cannot be used
as clamp diodes.
PIN CONFIGURATIONS
IN IN IN IN IN IN IN IN GND
OUT OUT OUT OUT OUT OUT OUT OUT
COMMON FREE WHEELING DIODES
UTC ULN2803 LINEAR INTEGRATED CIRCUIT
UTC UNISONIC TECHNOLOGIES CO., LTD.
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QW-R113-004,B
ABSOLUTE MAXIMUM RATINGS
PARAMETER SYMBOL VALUE UNIT
Input Voltage V IN -0.5~30 V
Output Sustaining Voltage V CE (SUS) -0.5~50
V Output Current I OUT 500 mA/ch Clamp Diode Reverse Voltage VR 50
V Clamp Diode Forward Current IF 500
mA Power Dissipation P D DIP: 1.47
SOP:0.54/0.625(Note)
W Operating Ambient Temperature Range
T opr -40 to +85 °C Storage Temperature Range
T Stg -55 to +150
°C
Note: On glass epoxy PCB (30x30x1.6mm Cu 50%)
ELECTRICAL CHARACTERISTICS (Ta = 25 °C, Unless otherwise specified)
PARAMETER
SYMBOL
TEST CONDITIONS MIN TYP MAX UNIT FIG
Output Leakage Current I CEX
V CE =50V,T A =25°C V CE =50V,T A =85°C 50 100
µA 1 Collector-Emitter Saturation Voltage V CE(SAT)I OUT =350mA,I IN =500µA I OUT =200mA,I IN =350µA I OUT =100mA,I IN =250µA 1.31.10.9 1.6 1.3 1.1
V 2
Input Current (output on) I IN(ON) V IN =3.85V,I OUT =
350mA 0.93 1.35 mA 3
Input Current (output off) I IN(OFF) I OUT =500µA,T A =85°C 5065 µA 4
Input Voltage (output on)
V IN(ON) V CE =2.0V I OUT =200mA I OUT =250mA I OUT =300mA 2.4 2.7 3.0 V 5
Clamp Diode Reverse Current I R V R =50V, T A =25°C V R =50V, T A =85°C 50 100
µA 6 Clamp Diode Forward Voltage V F I F =350mA 2.0 V 7 Input Capacitance C IN 1525 pF -
Turn-On Delay t ON V OUT =50V,R L =125Ω,CL=15pF 0.1 1 µS 8 Turn-Off Delay
t OFF V OUT =50V,R L =125Ω,CL=15pF 0.2 1 µS 8
UTC ULN2803 LINEAR INTEGRATED CIRCUIT
UTC UNISONIC TECHNOLOGIES CO., LTD.
3
QW-R113-004,B
TEST CIRCUIT
UTC ULN2803 LINEAR INTEGRATED CIRCUIT
UTC UNISONIC TECHNOLOGIES CO., LTD.
4
QW-R113-004,B
8. tON, tOFF
Note1: Pulse width 50µs, duty cycle 10% Output impedance 50Ω, tr<=5ns, tf<=10ns Note2: R 1: 0, V IH : 3V
Note3: CL includes probe and jig capacitance.
UTC ULN2803 LINEAR INTEGRATED CIRCUIT
UTC UNISONIC TECHNOLOGIES CO., LTD.
5
QW-R113-004,B
QW-R113-004,B
UTC ULN2803
LINEAR INTEGRATED CIRCUIT UTC UNISONIC TECHNOLOGIES CO., LTD. 7
QW-R113-004,B
