Precision Micropower Bandgap Shunt Reference CORPORATION CLM4041 DESCRIPTION FEATURES * * * * * Low Voltage Operation . . . . . . . . . . . . . . . . . . . . . 1.225V Trimmed Bandgap Design . . . . . . . . . . . . . . . . . . . . 0.1% Wide Operating Current Range . . . . . . . . 60A to 20mA Low Dynamic Impedance . . . . . . . . . . . . . . . . . . . . 0.25 Available in SOT-23, TO-92 and SO-8 APLICATIONS * * * * Cellular Phunes Portable Computers Instrumentation Automotive The CLM4041 is a two terminal precision voltage reference with thermal stability guaranteed over temperature, a typical dynamic impedance of 0.25 and very sharp turn-on characteristics. The device has a fixed output of 1.225V for input currents between 60A to 20mA and is an excellent choice for battery operated applications. Available in three tolerances, 0.5%, 1.0% and 2.0% and in three package outlines, SOT-23, SO-8 and TO-92. ORDERING INFORMATION Part Package Tolerance CLM4041CS CLM4041DS CLM4041ES CLM4041CY CLM4041DY CLM4041EY CLM4041CN CLM4041DN CLM4041EN SOT-23 SOT-23 SOT-23 SO-8 SO-8 SO-8 TO-92 TO-92 TO-92 0.5% 1.0% 2.0% 0.5% 1.0% 2.0% 0.5% 1.0% 2.0% Temp. Range -40oC to +85oC -40oC to +85oC -40oC to +85oC -40oC to +85oC -40oC to +85oC -40oC to +85oC -40oC to +85oC -40oC to +85oC -40oC to +85oC SYMBOL DIAGRAM AND PIN CONFIGURATIONS CATHODE SO-8 LEAD ANODE 1T-15 NC 1 8 CATHODE NC 2 7 NC NC 3 6 NC ANODE 4 5 NC TOP VIEW 1T-13 TO-92 SOT-23-3 LEAD CATHODE NC 3 ANODE 2 CATHODE 1 NC ANODE TOP VIEW IT-12 TOP VIEW 1T-14 CALOGIC CORPORATION, 237 Whitney Place, Fremont, California 94539, Telephone: 510-656-2900, FAX: 510-651-3025 CLM4041 CORPORATION ABSOLUTE MAXIMUM RATINGS SYMBOL PARAMETER MAXIMUM UNITS 20 mA Reverse Current TA Operating Temperature Range -40 to +85 TJ Operating Junction Temperature Range -40 to +150 TSTG Storage Temperature Range -65 to +150 TLEAD Lead Temperature (Soldering) 10 Seconds ESD ESD Rating o C 260 2 kV BLOCK DIAGRAM CATHODE + - VREF ANODE 1T-16 CALOGIC CORPORATION, 237 Whitney Place, Fremont, California 94539, Telephone: 510-656-2900, FAX: 510-651-3025 CLM4041 CORPORATION ELECTRICAL CHARACTERISTICS TA = 25oC unless otherwise specified CLM4041C (0.5%) SYMBOL VZ UNITS MIN TYP MAX 1.219 1.225 1.231 MIN TYP IZ(MIN) Minimum Breakdown Current VZ T Reverse Breakdoen Voltage Temperature Coefficient 1.213 1.225 1.237 V 1.225 1.239 1.201 1.225 1.249 30 60 30 Ratio of Change in VZ to Change in IZ ZR Reverse Dynamic Impedance eN Wideband Noise (RMS) 20 VZ Long Term Stability of Reverse Breakdown Voltage 120 0.25 CONDITIONS MAX Reverse Breakdown Voltage 1.211 VZ TZ CLM4041D (1.0%) PARAMETER 60 A 100 150 ppm/oC 1.5 2.0 2.0 2.5 6.0 8.0 8.0 10.0 1.5 IZ = 100A IZ = 10mA IZ = 1mA IZ = 100A IZ(MIN) IZ 1mA mV ImA IZ 12mA TA = 25oC TA = -40 to +85 oC TA = -40 to +85 oC TA = 25oC TA = -40 to +85 oC TA = 25oC TA = -40 to +85 oC IZ = 1mA, f = 120Hz, IAC = 0.1 IZ 20 A IZ = 100A 10Hz f 10kHz VZ 120 ppm 0.25 2.0 t = 1000 Hours T = 25oC 0.1oC IZ = 100A ELECTRICAL CHARACTERISTICS TA = 25oC unless otherwise specified CLM4041E (2.0%) SYMBOL VZ PARAMETER UNITS MIN TYP MAX 1.200 1.225 1.250 Reverse Breakdown Voltage V 1.189 IZ(MIN) Minimum Breakdown Current VZ T Reverse Breakdoen Voltage Temperature Coefficient 1.225 1.261 30 60 A 150 ppm/ oC 2.0 VZ TZ 2.5 Ratio of Change in VZ to Change in IZ CONDITIONS IZ = 100A IZ = 10mA IZ = 1mA IZ = 100A IZ(MIN) IZ 1mA mV 8.0 ImA I Z 12mA 10.0 ZR Reverse Dynamic Impedance eN Wideband Noise (RMS) VZ Long Term Stability of Reverse Breakdown Voltage TA = 25oC TA = -40 to +85 oC TA = -40 to +85 oC TA = 25oC TA = -40 to +85 oC TA = 25oC TA = -40 to +85 oC IZ = 1mA, f = 120Hz, IAC = 0.1 IZ 20 A IZ = 100A 10Hz f 10kHz VZ 120 ppm 0.25 2.0 t = 1000 Hours T = 25oC 0.1 oC IZ = 100A CALOGIC CORPORATION, 237 Whitney Place, Fremont, California 94539, Telephone: 510-656-2900, FAX: 510-651-3025