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ISL21090BFB875Z-TK - Renesas Electronics

Description: The ISL21090 is an ultra-low noise, high DC accuracy precision voltage reference with a wide input voltage range. The ISL21090 uses Renesas' Advanced Bipolar technology to achieve sub 1.0µVP-P (1.25V option) 0.1Hz to 10Hz noise with an initial voltage accuracy of 0.02% (2.5V option). The ISL21090 offers 1.25V, 2.5V, 5.0V, and 7.5V output voltage options with a 7ppm/°C temperature coefficient and also provides excellent line and load regulation. These devices are offered in an 8 Ld SOIC package. The ISL21090

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ISL21090BFB875Z-TK - Renesas Electronics PCB footprint - Small Outline Packages - Small Outline Packages - M8.15E Rev 0, 08/09
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ISL21090BFB875Z-TK - Renesas Electronics  - 3D model - Small Outline Packages - M8.15E Rev 0, 08/09
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ISL21090BFB875Z-TK Details

  • Manufacturer Part Number:

    ISL21090BFB875Z-TK

  • Brand Name:

    Renesas

  • Pbfree Code:

    Yes

  • Rohs Code:

    Yes

  • Part Life Cycle Code:

    Obsolete

  • Part Package Code:

    SOICN

  • Pin Count:

    8

  • Manufacturer Package Code:

    M8.15E

  • ECCN Code:

    EAR99

  • HTS Code:

    8542.39.00.60

  • Factory Lead Time:

    4 Weeks

  • Manufacturer:

    Renesas Electronics Corporation

  • YTEOL:

    0

  • Analog IC - Other Type:

    THREE TERMINAL VOLTAGE REFERENCE

  • JESD-30 Code:

    R-PDSO-G8

  • JESD-609 Code:

    e3

  • Length:

    4.9 mm

  • Moisture Sensitivity Level:

    2

  • Number of Functions:

    1

  • Number of Outputs:

    1

  • Number of Terminals:

    8

  • Operating Temperature-Max:

    125 °C

  • Operating Temperature-Min:

    -40 °C

  • Output Voltage-Max:

    7.502625 V

  • Output Voltage-Min:

    7.497375 V

  • Output Voltage-Nom:

    7.5 V

  • Package Body Material:

    PLASTIC/EPOXY

  • Package Code:

    SOP

  • Package Shape:

    RECTANGULAR

  • Package Style:

    SMALL OUTLINE

  • Peak Reflow Temperature (Cel):

    260

  • Seated Height-Max:

    1.75 mm

  • Supply Voltage-Max (Vsup):

    36 V

  • Supply Voltage-Min (Vsup):

    9 V

  • Supply Voltage-Nom (Vsup):

    15 V

  • Surface Mount:

    YES

  • Technology:

    BIPOLAR

  • Temp Coef of Voltage-Max:

    7 ppm/°C

  • Temperature Grade:

    AUTOMOTIVE

  • Terminal Finish:

    Matte Tin (Sn) - annealed

  • Terminal Form:

    GULL WING

  • Terminal Pitch:

    1.27 mm

  • Terminal Position:

    DUAL

  • Time@Peak Reflow Temperature-Max (s):

    30

  • Trim/Adjustable Output:

    YES

  • Width:

    3.9 mm

ISL21090BFB875Z-TK Frequently Asked Questions (FAQs)

  • Renesas provides a recommended PCB layout guide in their application note AN1443, which includes guidelines for component placement, routing, and thermal management to ensure optimal performance and minimize noise.
  • To ensure accurate voltage regulation, it's essential to follow the recommended input and output capacitor selection, as well as the layout guidelines. Additionally, the device's output voltage can be adjusted using the VSET pin, and the output voltage accuracy can be improved by using an external voltage reference.
  • Although the datasheet specifies a maximum input voltage of 15V, it's recommended to derate the input voltage to 13.5V to ensure reliable operation and to prevent damage to the device.
  • The ISL21090BFB875Z-TK has built-in overcurrent protection (OCP) and thermal shutdown (TSD) features. However, it's still recommended to add external protection components, such as fuses or PTC resistors, to prevent damage from excessive current or temperature.
  • The ISL21090BFB875Z-TK is rated for operation up to 125°C, but it's essential to ensure proper thermal management, such as using a heat sink or thermal pad, to prevent overheating and ensure reliable operation.

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