ET-LM393 Dual Differential Comparators Description The ET-LM393 consists of two independent ¾ voltage comparators. These were designed Features Low Supply Current Drain Independent of The Supply Voltage. specifically to operate from a single power ¾ Low Input Biasing Current. supply over a wide range of voltages. Operation ¾ Low Input Offset Current. from split power supplies is also possible and ¾ Low Input Offset Voltage. the ¾ Input Common-Mode Voltage Range Includes low power supply current drain is independent of the magnitude of the power GND. supply voltage. The outputs can be connected to other open-collector outputs to ¾ achieve Differential Input Voltage Range Equal To The Power Supply Voltage. wired-AND relationships. ¾ Low Output Saturation Voltage. ¾ Output Voltage Compatible With TTL, MOS and CMOS Logic. Pin Description ¾ ¾ ¾ ¾ ¾ ¾ Applications Battery Charger Cordless Telephone Switching Power Supply DC-DC Module Motherboard Communication Equipment SOP-8 DIP-8 www.estek.com.cn 1 Copyright @ Estek Electronics Co., Ltd Version 0.2 27 July 2011 ET-LM393 Ordering Information Part Number LM393KI LM393JI Operating Temperature Range -40 oC ~ +125 oC Package Packing SOP-8 Tape & Reel DIP-8 Tube Absolute Maximum Ratings Symbol Power Supply Voltages VIDR Input Differential Voltage Range VICR Input Common Mode Voltage Range TJ o Storage Temperature (TA=+25 C) TL Lead Temperature, 1mm from Case for 10 Senconds Unit V 36 V V 150 o C -60~150 o C 260 o C Thermal Characteristics Symbol Parameter Thermal Resistance From Junction to Ambient in Free Air. θJA Value +36 or ±18 -0.3 ~ +36 Junction Temperature TSTG Parameter VCC (Measured with the component mounted on a high effective thermal conductivity test board in free air.) www.estek.com.cn Package Typical Value SOP-8 160 o DIP-8 2 Unit C/W 125 Copyright @ Estek Electronics Co., Ltd Version 0.2 27 July 2011 ET-LM393 Electrical Characteristics Symbol Parameter (TA=25 °C, VCC=5.0V, unless otherwise noted .) Test Condition * Min. Typ. Max. 25oC - 2.0 5.0 Full Range - - 9.0 25oC - 2 50 Full Range - - 150 25oC - -25 -250 Full Range - - -400 Common-mode Input 25oC - - VCC-1.5 Voltage Range ** Full Range - - VCC-2.0 25oC 50 200 - VCC=5V to 30V VIO Input Offset Voltage mV VIC=VICR min VO=1.4V IIO Input Offset Current VO=1.4V IIB Input Bias Current VO=1.4V VICR AVD IOH VOL Large-signal Differential VCC=15V, RL≥15kΩ Voltage Amplification VO=1.4V to 11.4V High-Level Output VCC=15V, VID=1V 25oC - 0.1 50 Current VCC=30V, VID=1V Full Range - - 1 25oC - 150 400 Full Range - - 700 High-Level Output IOL=4mA, VID=-1.0V Voltage Low-Level Output IOL Current ICC Unit Supply Current nA nA V mV/V mA mV VOL=1.5V, VID=-1.0V 25oC 6.0 - - mA VCC=5.0V 25oC - 0.8 1.0 mA VCC=30V Full Range - 1 2.5 mA RL=∞ o o * Full range (Min. to Max.) is -40 C to +125 C, All characteristics are measured with zero common-mode input voltage unless otherwise specified. ** The voltage at either input or common-mode should not be allowed to go negative by more than 0.3V. The upper end of the common-mode voltage range is VCC-1.5V, but either or both inputs can go to 30V without damage. Switching Characteristics Parameter (VCC=5V, TA=25oC) Test Conditions Response RL connected to 5V through time 5.1KΩ, CL=15pF * (See Note 1) Min. Typ. Max. 100-mV input step with 5-mV overdrive - 1.3 - TTL-Level input step - 0.3 - Unit uS * CL includes probe and jig capacitance. Note 1: The response time specified is the interval between the input step function and the instant, When the output crosses 1.4V. www.estek.com.cn 3 Copyright @ Estek Electronics Co., Ltd Version 0.2 27 July 2011 ET-LM393 Typical Characteristics www.estek.com.cn 4 Copyright @ Estek Electronics Co., Ltd Version 0.2 27 July 2011 ET-LM393 Package Information SOP-8 www.estek.com.cn 5 Copyright @ Estek Electronics Co., Ltd Version 0.2 27 July 2011 ET-LM393 Package Information DIP-8 www.estek.com.cn 6 Copyright @ Estek Electronics Co., Ltd Version 0.2 27 July 2011