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SIP32431DNP3-T1GE4
Vishay Siliconix
IC PWR SWITCH P-CHAN 1:1 4TDFN
65485 Pcs New Original In Stock
Power Switch/Driver 1:1 P-Channel 1.4A 4-TDFN (1.2x1.6)
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*Quantity
Minimum 1
Minimum 1
5.0 / 5.0
- (73 Ratings)
SIP32431DNP3-T1GE4
Product Overview
1124623
DiGi Electronics Part Number
SIP32431DNP3-T1GE4-DGManufacturer
Vishay Siliconix
SIP32431DNP3-T1GE4
Description
IC PWR SWITCH P-CHAN 1:1 4TDFNInventory
65485 Pcs New Original In Stock
Power Switch/Driver 1:1 P-Channel 1.4A 4-TDFN (1.2x1.6)
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
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SIP32431DNP3-T1GE4 Technical Specifications
Category
Power Management (PMIC), Power Distribution Switches, Load Drivers
Packaging
Tape & Reel (TR)
Series
-
Product Status
Active
Switch Type
General Purpose
Number of Outputs
1
Ratio - Input:Output
1:1
Output Configuration
High Side
Output Type
P-Channel
Interface
On/Off
Voltage - Load
1.5V ~ 5.5V
Voltage - Supply (Vcc/Vdd)
Not Required
Current - Output (Max)
1.4A
Rds On (Typ)
105mOhm
Input Type
Non-Inverting
Features
Slew Rate Controlled
Fault Protection
Reverse Current
Operating Temperature
-40°C ~ 85°C (TA)
Mounting Type
Surface Mount
Supplier Device Package
4-TDFN (1.2x1.6)
Package / Case
4-UFDFN Exposed Pad
Base Product Number
SIP32431
Datasheet & Documents
HTML Datasheet
SIP32431DNP3-T1GE4-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
Vendor Undefined
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
SIP32431DNP3T1GE4
SIP32431DNP3-T1GE4-DG
SIP32431DNP3-T1GE4TR
SIP32431DNP3-T1GE4CT
SIP32431DNP3-T1GE4DKR
Standard Package
3,000
Reviews
5.0/5.0-(Show up to 5 Ratings)
грудня 02, 2025
Reliability and affordability are the hallmarks of DiGi Electronics, making them my preferred brand.
грудня 02, 2025
Affordable prices and speedy delivery make this a perfect shopping destination.
грудня 02, 2025
I appreciate how DiGi Electronics balances cost and excellence.
грудня 02, 2025
DiGi Electronics sets a high standard for affordability and product excellence.
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Frequently Asked Questions (FAQ)
When designing in the SIP32431DNP3-T1GE4, what thermal considerations should I account for in a high-current load scenario at elevated ambient temperatures?
When using the SIP32431DNP3-T1GE4 in high-current applications (e.g., near its 1.4A max output), ensure adequate PCB copper area for thermal dissipation. The 4-TDFN (1.2x1.6) package with an exposed pad must be properly soldered to a thermal via array connected to a ground plane. At ambient temperatures above 60°C, derate the maximum load current to avoid exceeding the safe operating area—especially critical since the device lacks thermal shutdown. For sustained 1A+ loads in environments above 70°C, consider adding local airflow or reducing Rds(on) stress through parallel routing or lower load voltages.
Can the SIP32431DNP3-T1GE4 replace the TPS22919 with comparable performance, and what are the key design-in differences?
Yes, the SIP32431DNP3-T1GE4 can replace the TPS22919 in many 1:1 P-channel high-side switch applications, offering similar 1.4A rating and 1.5V–5.5V load range. Key differences include the SIP32431DNP3-T1GE4’s non-inverting control (vs. inverting on TPS22919), which simplifies logic-level interfacing, and its reverse current protection without requiring an external FET. However, unlike the TPS22919, the SIP32431DNP3-T1GE4 lacks auto-retry on fault events—consider this in fail-safe systems where recovery from reverse current faults must be managed externally.
How does the lack of Vcc supply requirement in the SIP32431DNP3-T1GE4 impact power sequencing in dual-rail systems?
The SIP32431DNP3-T1GE4 uses the load voltage (1.5V–5.5V) as its supply source, eliminating the need for a separate Vcc rail. This simplifies power sequencing in systems with mixed voltage domains, such as a 3.3V MCU controlling a 5V peripheral. However, ensure that the ON/OFF control signal is referenced correctly—since the device level-shifts internally, the control input must be compatible with the load voltage. For example, a 1.8V GPIO may not reliably turn on the switch when VIN is 5V; use a level translator or verify input thresholds in the 1.5V context to avoid unintended behavior.
What risks arise when integrating the SIP32431DNP3-T1GE4 in space-constrained designs using its 4-TDFN (1.2x1.6) package, and how can I mitigate them?
The compact 4-TDFN (1.2x1.6) package of the SIP32431DNP3-T1GE4 saves board space but increases risk of soldering defects such as tombstoning or insufficient thermal relief. Use proper pad layout per IPC-7351, include thermal vias under the exposed pad, and ensure reflow profiles follow manufacturer guidelines. Also, avoid routing sensitive signals under the device due to potential noise coupling during switching. Since the package is small and has limited mechanical robustness, avoid placing connectors or heavy components nearby that could induce board flex and crack solder joints.
How does the slew rate controlled feature of the SIP32431DNP3-T1GE4 affect inrush current in battery-powered applications, and can it be adjusted?
The built-in slew rate control in the SIP32431DNP3-T1GE4 limits inrush current during power-up, protecting both the power source and load capacitance—crucial in battery-powered systems where sudden current spikes reduce efficiency or trigger brown-out resets. The rise time is internally fixed (~10µs typical), so it cannot be adjusted externally. For loads with high capacitance (>100µF), verify that the inrush remains within safe limits; if needed, add a small external series resistor or parallel RC snubber to further dampen transient currents without compromising long-term reliability.
Quality Assurance (QC)
DiGi ensures the quality and authenticity of every electronic component through professional inspections and batch sampling, guaranteeing reliable sourcing, stable performance, and compliance with technical specifications, helping customers reduce supply chain risks and confidently use components in production.
SIP32431DNP3-T1GE4 CAD Models
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