Monolithic Power Systems Inc. MP5095GJ-Z
- Part No.:
- MP5095GJ-Z
- Manufacturer:
- Monolithic Power Systems Inc.
- Package:
- SOT-23-8 Thin, TSOT-23-8
- Datasheet:
-
MP5095GJ-Z.pdf
- Description:
- IC PWR SWTCH P-CHAN 2:2 TSOT23-8
- Quantity:
- Payment:

- Shipping:

Inventory:12,013
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Product details
Overview
MP5095GJ-Z from Monolithic Power Systems is a dual-channel, low-quiescent-current load switch IC integrating two 30mΩ RDS(ON) MOSFETs, supporting 0.5V–5.5V input voltage per channel and delivering up to 2.3A continuous current per channel with 1.85V–5.5V VCC. It provides soft-start, output discharge, hiccup-mode current limiting, thermal shutdown, and reverse-current blocking-designed for power rail sequencing in portable computing systems.
For engineers reviewing the MP5095GJ-Z datasheet, MP5095GJ-Z pinout, MP5095GJ-Z application, or MP5095GJ-Z equivalent, key selection criteria include its 40µA quiescent current, dual independent enable control (EN1/EN2), TSOT23-8 footprint compatibility, and verified parallel-channel operation for 4.6A single-rail use.
Technical Context
The MP5095GJ-Z implements two independent high-side load switches with integrated charge-pump gate drivers enabling full enhancement of N-channel MOSFETs at low VCC (down to 1.85V). Each channel features programmable soft-start (30µs rise time), 1µA shutdown current, and dedicated EN inputs with 1.2V logic threshold and 200mV hysteresis.
Protection architecture includes fast short-circuit response (<200ns turn-off), 2.3A–3.2A current limit (typ./max.), 2ms hiccup on-time / 90ms off-time, and thermal shutdown at 155°C with 30°C hysteresis. Output discharge (50Ω) activates automatically when EN or VCC is low.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Continuous Current per Channel | 2.3A - Sustained load delivery without derating at TA ≤ 85°C on 2-layer PCB |
| RDS(ON) (VCC = 5V) | 30mΩ - Minimizes conduction loss (≤161mW at 2.3A) and self-heating |
| Quiescent Current | 40µA - Enables ultra-low standby power in battery-backed systems |
| Shutdown Current | <1µA - Ensures negligible battery drain during system sleep states |
| VIN Range per Channel | 0.5V–5.5V - Supports direct connection to LDO outputs, USB, or Li-ion battery rails |
| VCC Operating Range | 1.85V–5.5V - Allows flexible biasing from auxiliary supply or main rail |
| Soft-Start Rise Time | 30µs (10%–90%) - Limits inrush dI/dt to prevent input rail collapse during hot-swap |
Pinout & Package
MP5095GJ-Z is housed in a thermally enhanced TSOT23-8 package (2.9mm × 1.6mm × 0.85mm), with exposed pad for improved heat dissipation and JEDEC MO-193BA compliance. Pin 1 is bottom-left when viewing top marking left-to-right.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| VCC (Pin 1) | Control circuit supply | Provides bias for internal logic, gate driver, and protection blocks; requires 1µF ceramic decoupling |
| GND (Pin 2) | Power and signal reference | Common return path for both channels and control circuitry; connects to thermal pad |
| EN1 (Pin 3) | Channel 1 enable input | Active-high digital control (1.2V threshold); enables/disables IN1→OUT1 path independently |
| EN2 (Pin 4) | Channel 2 enable input | Active-high digital control (1.2V threshold); enables/disables IN2→OUT2 path independently |
| IN2 (Pin 5) | Channel 2 input supply | High-side power input for second switch; accepts 0.5V–5.5V with reverse-blocking capability |
| OUT2 (Pin 6) | Channel 2 output | Switched output node; includes integrated 50Ω discharge path to GND when disabled |
| OUT1 (Pin 7) | Channel 1 output | Switched output node; includes integrated 50Ω discharge path to GND when disabled |
| IN1 (Pin 8) | Channel 1 input supply | High-side power input for first switch; accepts 0.5V–5.5V with reverse-blocking capability |
Key Features
| Feature | Design Value |
|---|---|
| Dual independent enable control | EN1/EN2 allow staggered power-up, fault isolation, and dynamic rail gating per subsystem |
| Integrated output discharge | 50Ω internal pull-down ensures rapid VOUT discharge (<1ms for 1µF load) upon disable |
| Parallel-channel capability | IN1+IN2 and OUT1+OUT2 can be externally tied to deliver 4.6A with matched RDS(ON) |
| Reverse current blocking | Body diode orientation + control logic prevents backfeed from OUT to IN when disabled |
| Hiccup-mode overcurrent protection | 2ms on / 90ms off cycling limits average power during sustained overload without latch-off |
Applications
| Notebook Power Rail Management | Tablet Peripheral Power Control |
|---|---|
|
Use Scenario: Sequencing discrete power domains (e.g., display backlight, SSD, USB-C PD controller) during boot and suspend. IC Role / Device Role / Timing Role: Dual high-side load switch providing independent, controlled power delivery with soft-start and discharge. Use Value: Prevents system brownout during simultaneous rail activation and eliminates floating outputs during sleep transitions. |
Use Scenario: Enabling/disabling camera modules, fingerprint sensors, or LTE modems based on user activity or OS commands. IC Role / Device Role / Timing Role: Low-IQ load switch managing intermittent peripheral power with <1µA off-state leakage. Use Value: Extends battery runtime by eliminating standby current paths while maintaining fast wake-up response (<30µs EN propagation). |
| Portable SSD Power Switching | USB-C Docking Station Load Protection |
|
Use Scenario: Isolating NVMe storage power from host SoC during hot-plug events or thermal throttling. IC Role / Device Role / Timing Role: Dual-channel switch implementing reverse-current blocking and short-circuit protection on PCIe and 3.3V I/O rails. Use Value: Prevents backfeed into host during cable disconnect and withstands 5A transient shorts without latch-off. |
Use Scenario: Managing power delivery to downstream USB-A ports, HDMI, and Ethernet PHYs in compact docking solutions. IC Role / Device Role / Timing Role: High-efficiency load switch handling 2.3A per port with thermal shutdown (155°C) and hiccup recovery. Use Value: Enables compact, fanless dock designs by limiting peak junction temperature under sustained 4.6A parallel operation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar dual-channel load switch applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TPL7407LDR | Single-channel, 7-channel array; 300mΩ RDS(ON); no soft-start or discharge | Limited to low-current (500mA) logic-level loads; lacks hiccup or thermal protection | Select only for non-critical, low-power GPIO-driven loads where cost dominates performance |
| TPS22965DRLR | Dual-channel, 2.8A/channel, 20mΩ RDS(ON), but 25µA IQ and no reverse-blocking | Higher efficiency at full load but vulnerable to backfeed; requires external diode for reverse isolation | Prefer when maximum current efficiency is critical and reverse current is managed elsewhere in layout |
Compared with TPL7407LDR and TPS22965DRLR, MP5095GJ-Z uniquely combines dual-channel independence, 30mΩ RDS(ON), integrated discharge, reverse blocking, and hiccup protection in a space-constrained TSOT23-8-making it optimal for portable systems requiring robust, low-IQ rail control.
Availability
MP5095GJ-Z is available at Aetrix Electronics and suitable for notebook power sequencing, tablet peripheral management, and portable SSD isolation requiring stable component supply across extended production lifecycles.
Supply support for MP5095GJ-Z includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Monolithic Power Systems (MPS) is a fabless semiconductor company specializing in high-performance analog and mixed-signal ICs for power management, motion control, and automotive applications.
The MP5095 belongs to MPS's low-IQ load switch product line, engineered specifically for battery-powered portable electronics demanding minimal standby power, precise rail control, and robust fault protection in ultra-thin form factors.
FAQ
What is the minimum VCC required to operate MP5095GJ-Z at full 2.3A current?
The MP5095GJ-Z requires VCC ≥ 1.85V to guarantee full 2.3A current capability per channel. At VCC = 1.85V, RDS(ON) increases to 35mΩ (vs. 30mΩ at 5V), resulting in ~189mW conduction loss at 2.3A. Operation below 1.85V triggers UVLO and disables switching.
Can MP5095GJ-Z be used for reverse-voltage protection on a single rail?
Yes-by connecting IN1 to the source and IN2 to the load (with EN1=EN2 high), the body diodes block reverse current flow when the switch is disabled. This configuration achieves true reverse-current blocking without external components, validated per Figure 2 in the datasheet.
Does MP5095GJ-Z support synchronous parallel operation of both channels?
Yes-IN1 and IN2 can be shorted externally, and OUT1 and OUT2 tied together to create a single 4.6A switch. The matched RDS(ON) (±15%) and identical thermal characteristics ensure balanced current sharing without external ballasting resistors.
How does the output discharge function behave during partial enable states?
The 50Ω discharge path activates whenever either EN1/EN2 is low OR VCC falls below UVLO. It remains active even if one channel is enabled and the other disabled-ensuring safe discharge of isolated loads without cross-talk between channels.
What PCB layout practices maximize thermal performance for MP5095GJ-Z?
Place ≥4 thermal vias (0.3mm diameter) directly under the exposed pad, connect them to an inner-layer GND plane, and use ≥10mm² copper pour on top/bottom layers. Keep input/output capacitors within 2mm of respective pins and avoid routing high-dI/dt traces near sensitive EN nodes.
Is MP5095GJ-Z compliant with JEDEC J-STD-020 moisture sensitivity level (MSL) requirements?
Yes-MP5095GJ-Z is rated MSL-1 (unlimited floor life) per JEDEC J-STD-020D, qualified for reflow up to 260°C peak temperature. The TSOT23-8 package uses halogen-free, RoHS-compliant molding compound and lead finish.
What is the typical delay from EN assertion to VOUT reaching 90% of VIN?
The total enable delay is 30µs (EN rising propagation) plus 30µs (soft-start rise time), totaling 60µs from EN high to VOUT = 90% × VIN. This timing is consistent across temperature and load conditions due to internal charge-pump regulation.
MP5095GJ-Z Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Monolithic Power Systems Inc.
- Package/Case:
- SOT-23-8 Thin, TSOT-23-8
- Series:
- -
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Switch Type:
- General Purpose
- Number of Outputs:
- 2
- Ratio - Input:Output:
- 2:2
- Output Configuration:
- High Side
- Output Type:
- P-Channel
- Interface:
- On/Off
- Voltage - Load:
- 5.5V
- Voltage - Supply (Vcc/Vdd):
- 1.85V ~ 5.5V
- Current - Output (Max):
- 2.3A
- Rds On (Typ):
- 35mOhm
- Input Type:
- -
- Features:
- Slew Rate Controlled
- Fault Protection:
- Over Temperature, Short Circuit
- Operating Temperature:
- -40°C ~ 125°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- TSOT-23-8
MP5095GJ-Z FAQ
1.How can I place an order for MP5095GJ-Z through Aetrix?
Please submit a Request for Quotation (RFQ) for MP5095GJ-Z on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for MP5095GJ-Z reliable?
The price and inventory of MP5095GJ-Z are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for MP5095GJ-Z is usually 5 days.
3.What payment methods are accepted for MP5095GJ-Z?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for MP5095GJ-Z transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for MP5095GJ-Z?
MP5095GJ-Z orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your MP5095GJ-Z order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for MP5095GJ-Z?
For technical support, including MP5095GJ-Z datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your MP5095GJ-Z requirements.
6.How does Aetrix verify that MP5095GJ-Z is sourced from the original manufacturer or authorized distributors?
All MP5095GJ-Z products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that MP5095GJ-Z meets industry standards.
7.What is the process for return or replacement of MP5095GJ-Z?
All MP5095GJ-Z units undergo pre-shipment inspection (PSI). If there is an issue with MP5095GJ-Z, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The MP5095GJ-Z part is unused and in its original packaging.
Return procedure for MP5095GJ-Z:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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