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Bare Die Product Detail: LSK189

N-Channel Low Noise Amp.:
Ultra-low noise, low capacitance single N-Channel JFET amplifier. The LSK189 is optimized for ultra-low noise Audio/Acoustic applications.
This device features ultra-low noise and low input capacitance. For equivalent Monolithic Dual, see LSK489.
Features:
  • Ultra-low noise en 1.8nV/√Hz(TYP)
  • Low input capacitance CISS 4pF(TYP)
  • Low gate leakeage, IGSS & IG

Applications:

  • Wideband differential amplifiers
  • High-speed temperature compensated single-ended input amplifiers
  • High speed comparators
  • Impedance converters

Test conditions:

  • BVGSS -60V @ ID = 1nA, VDS = 0V
  • IGSS(MAX) -100pA @ VGS= -15V
  • VP(MIN) -1.5V @ VDS= 15V, ID= 1nA
  • VP(MAX) -3.5V @ VDS= 15V, ID= 1nA
  • IDSS(MIN) 2.5mA @ VDS= 15V, VGS = 0V
  • IDSS(MAX) 15mA @ VDS= 15V, VGS= 0V
  • CISS(MAX) 8pF @ VDS= 15V, ID = 500µA, f = 1MHz
  • CRSS(MAX) 3pF @ VDS= 15V, ID = 500µA, f = 1MHz
Vendor:
Linear Systems
  Electrical Datasheet

Die Physical Data:
Footprint: 0.383mm² (594mil²)
  Request Pad Layout
Product Families: Used for this device are tabulated below.
Functional:
    N/A
Specification:
BVGSS: -60V
IGSS: -100pA
VGS(OFF) MIN: -1.5V
VGS(OFF) MAX: -3.5V
IDSS(MIN): 2.5mA
IDSS(MAX): 15.0mA
IDSS @ VDS: 15V
en: 1.8nV√Hz
gfs(MIN): 1.5mS
CISS(MAX): 8pF
CRSS(MAX): 3pF
Other Detail: Important information for this device is tabulated below.
Traffic light setting for Minimum Order Quantity indicates the following:
  • Green:Available from stock or at low factory MOQ.
  • Amber: Available on factory order with MOQ.
  • Red: High factory MOQ may apply, please ask for details.
Traffic light setting for High Reliability indicates the following:
  • Green: This bare die is specified and tested for use in high reliability applications.
  • Amber: This bare die can meet higher reliability specifications with additional testing & qualification, please ask for details.
  • Red: This bare die is not specified or specifically designed for use in high reliability applications.
Traffic light setting for Space Grade indicates the following:
  • Green: This bare die is qualified for space applications or has space level qualification data, please ask for details.
  • Amber: This bare die can be specified for space applications with additional testing and qualification, please ask for details.
  • Red: Suitability of this bare die for space applications is unknown and requires further qualification, please ask for details.

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