STLC1511 Datasheet, PDF (27/31 Pages) STMicroelectronics – NorthenLite™ G.lite BiCMOS Analog Front-End Circuit

STLC1511
4.0 PACKAGE INFORMATION, SUPPLY RATINGS, AND OPERATING ENVIRONMENT
4.1 The thermal impedance
The thermal impedance of the package is about 64 °C/W for the following conditions°
Table 18. Board Assumptions:
PC Board
Ambient Temperature
Air Flow
Power Dissipation
6 layer, 1oz copper
85⁰C
natural convection
300mW
Table 19. Board Assumptions:
PC Board
Ambient Temperature
Air Flow
Power Dissipation
6 layer, 1oz copper
85⁰C
natural convection
300mW
COMMENT ON RELIABILITY: The maximum continuous junction temperature for this part while meeting 20
year reliability is 125^°C.
4.2 Environmental Conditions
Table 20. Environment conditions
T_a Long-Term (Continuous)
-40 to +80 ⁰C
T_a Short-Term¹
-40 to +85 ⁰C
<1>Short-term is defined as no greater than 96 consecutive hours and 15 days per year.
4.3 Power Supply Input Limits
Table 21. defines the maximum and minimum power supply requirements to meet specifications as outlined in
section 3.2 and 3.3.
Table 21. Power Supply Limits
Parameter
Positive Supply Voltage
min
4.75
Limits
typ
max¹
5
5.25
Unit
Volts
Conditions
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