DATASHEET ISL21070 FN7599 Rev 4.00 25A Micropower Voltage References September 3, 2015 The ISL21070 voltage references are analog voltage Features references featuring low supply voltage operation at ultra-low Reference output voltage . 0.600V, 2.048V, 2.500V 25A max operating current. Initial accuracy: 0.600V 1.0% Additionally, the ISL21070 family features guaranteed initial accuracy as low as 0.2% and 30ppm/C temperature Initial accuracy: 2.048V .0.25% coefficient. Initial accuracy: 2.5V .0.2% These references are ideal for general purpose applications for Input voltage range performance at lower cost. The ISL21070 is provided in an - ISL21070-06 . 2.7V to 5.5V industry standard 3 Ld SOT-23 pinout. - ISL21070-20 . 2.7V to 5.5V The ISL21070 offers output voltages that can be used as - ISL21070-25 2.7V to 5.5V precision voltage sources for control loops, standby voltages Output voltage noise . 30V (0.1Hz to 10Hz) P-P for low power states for DSP, FPGA, Data path Controllers, Microcontrollers and other core voltages: 0.600V, 2.048V, and Supply current .25A (max) 2.5V. Tempco (0.600V only) . 50ppm/C Tempco (all others) . 30ppm/C Applications Output current capability . 10mA Battery management/monitoring Operating temperature range . -40C to +85C Low power standby voltages Package . 3 Ld SOT-23 Portable instrumentation Pb-Free (RoHS compliant) Consumer/medical electronics Wearable Electronics Related Literature Lower Cost industrial and instrumentation AN1533, X-Ray Effects on Intersil FGA References Power regulation circuits AN1494, Reflow and PC Board Assembly Effects on Intersil Control loops and compensation networks FGA References LED/diode supply 2.5020 2.5015 TYP 2.5010 2.5005 2.5000 2.4995 LOW HIGH 2.4990 -40 -30 -20 -10 0 10 20 304050 6070 80 TEMPERATURE (C) FIGURE 1. V vs TEMPERATURE NORMALIZED to +25C OUT FN7599 Rev 4.00 Page 1 of 12 September 3, 2015 V (V) OUT NORMALIZED TO +25CISL21070 Typical Application Circuit 2.7V TO 5.5V 0.1F 10F V IN + V SENSE OUT V OUT ISL21070 LOAD GND Pin Configuration ISL21070 (3 LD SOT-23) TOP VIEW VIN 1 3 GND VOUT 2 Pin Descriptions PIN NUMBER PIN NAME DESCRIPTION 1 VIN Input Voltage Connection. Range: 2.7 to 5.5V 2 VOUT Voltage Reference Output. 3 GND Ground Connection Ordering Information PART PACKAGE PART NUMBER MARKING V OPTION TEMP. RANGE Tape & Reel PKG. OUT (Notes 1, 2, 3) (Note 4) (V) GRADE (C) (Pb-Free) DWG. ISL21070DIH306Z-TK (No longer available, recommended BDNA 0.600 1.0%, 50ppm/C -40 to +85 3 Ld SOT-23 P3.064 replacement: ISL21070CIH325Z-TK) ISL21070CIH320Z-TK BCHA 2.048 0.25%, 30ppm/C -40 to +85 3 Ld SOT-23 P3.064 ISL21070CIH325Z-TK BCJA 2.5 0.2%, 30ppm/C -40 to +85 3 Ld SOT-23 P3.064 NOTES: 1. Please refer to TB347 for details on reel specifications. 2. These Intersil Pb-free plastic packaged products employ special Pb-free material sets, molding compounds/die attach materials, and 100% matte tin plate plus anneal (e3 termination finish, which is RoHS compliant and compatible with both SnPb and Pb-free soldering operations). Intersil Pb-free products are MSL classified at Pb-free peak reflow temperatures that meet or exceed the Pb-free requirements of IPC/JEDEC J STD-020. 3. For Moisture Sensitivity Level (MSL), please see device information page for ISL21070. For more information on MSL please see techbrief TB363. 4. The part marking is located on the bottom of the part. FN7599 Rev 4.00 Page 2 of 12 September 3, 2015