Precision Micropower Bandgap Shunt Reference CORPORATION CLM4041 DESCRIPTION FEATURES • • • • • Low Voltage Operation . . . . . . . . . . . . . . . . . . . . . 1.225V Trimmed Bandgap Design . . . . . . . . . . . . . . . . . . . . 0.1% Wide Operating Current Range . . . . . . . . 60µA to 20mA Low Dynamic Impedance . . . . . . . . . . . . . . . . . . . . 0.25Ω 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 0.25Ω and very sharp turn-on characteristics. The device has a fixed output of 1.225V for input currents between 60µA 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 µA ±100 ±150 ppm/oC 1.5 2.0 2.0 2.5 6.0 8.0 8.0 10.0 1.5 IZ = 100µA IZ = 10mA IZ = 1mA IZ = 100µA 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 Ω IZ = 1mA, f = 120Hz, IAC = 0.1 IZ 20 µA IZ = 100µA 10Hz ≤ f ≤ 10kHz ∆VZ 120 ppm 0.25 2.0 t = 1000 Hours T = 25oC ± 0.1oC IZ = 100µA 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 µA ±150 ppm/ oC 2.0 ∆VZ ∆TZ 2.5 Ratio of Change in VZ to Change in IZ CONDITIONS IZ = 100µA IZ = 10mA IZ = 1mA IZ = 100µA 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 Ω IZ = 1mA, f = 120Hz, IAC = 0.1 IZ 20 µA IZ = 100µA 10Hz ≤ f ≤ 10kHz ∆VZ 120 ppm 0.25 2.0 t = 1000 Hours T = 25oC ± 0.1 oC IZ = 100µA CALOGIC CORPORATION, 237 Whitney Place, Fremont, California 94539, Telephone: 510-656-2900, FAX: 510-651-3025