RESET THRESHOLD VOLTAGE IS 4.55V; POWER ON RESET GENERATOR
Adjustable Threshold:
NO
Analog IC - Other Type:
BATTERY BACKUP SUPERVISOR
JESD-30 Code:
S-PDSO-G8
JESD-609 Code:
e4
Length:
3 mm
Moisture Sensitivity Level:
1
Number of Channels:
1
Number of Functions:
1
Number of Terminals:
8
Operating Temperature-Max:
85 °C
Operating Temperature-Min:
-40 °C
Package Body Material:
PLASTIC/EPOXY
Package Code:
TSSOP
Package Equivalence Code:
TSSOP8,.19
Package Shape:
SQUARE
Package Style:
SMALL OUTLINE, THIN PROFILE, SHRINK PITCH
Peak Reflow Temperature (Cel):
260
Qualification Status:
Not Qualified
Seated Height-Max:
1.1 mm
Supply Current-Max (Isup):
0.04 mA
Supply Voltage-Max (Vsup):
5.5 V
Supply Voltage-Min (Vsup):
1.65 V
Supply Voltage-Nom (Vsup):
5 V
Surface Mount:
YES
Temperature Grade:
INDUSTRIAL
Terminal Finish:
Nickel/Palladium/Gold (Ni/Pd/Au)
Terminal Form:
GULL WING
Terminal Pitch:
0.65 mm
Terminal Position:
DUAL
Threshold Voltage-Nom:
+4.55V
Time@Peak Reflow Temperature-Max (s):
30
Width:
3 mm
TPS3617-50DGK Frequently Asked Questions (FAQs)
Texas Instruments provides a recommended PCB layout in the datasheet, but it's also important to follow general best practices for power management ICs, such as keeping the input and output capacitors close to the device, using a solid ground plane, and minimizing trace lengths and widths.
To ensure stability, make sure to follow the recommended component values and PCB layout, and also consider the output capacitor's ESR (Equivalent Series Resistance) and ESL (Equivalent Series Inductance) values. Additionally, the datasheet provides a stability analysis section that can help with this.
While the datasheet specifies a maximum input voltage of 5.5V, it's essential to consider the absolute maximum rating of 6V, which should not be exceeded to prevent damage to the device.
The TPS3617-50DGK is rated for operation up to 125°C, but it's crucial to consider the device's power dissipation and thermal management when operating in high-temperature environments. Ensure proper heat sinking and follow the thermal design guidelines in the datasheet.
Start by reviewing the datasheet and application notes, and then use tools like oscilloscopes and logic analyzers to debug the issue. Check for proper component values, PCB layout, and input/output voltage levels. If the issue persists, consider consulting with a Texas Instruments support engineer or a power management expert.
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TPS3617-50DGK Overview
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About Texas Instruments
Texas Instruments (TI) designs and manufactures semiconductors and integrated circuits for a wide range of applications. The company's product portfolio includes analog chips, which are essential for managing power and signal functions in electronic devices, and embedded processors, which serve as the brains in various systems, enabling functionality in everything from industrial equipment to consumer electronics. TI's innovations in semiconductor technology have made it a leader in the industry.
