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Toshiba Semiconductor and Storage TLP151A(V4-TPL,E
- Part No.:
- TLP151A(V4-TPL,E
- Manufacturer:
- Toshiba Semiconductor and Storage
- Category:
- Isolators - Gate Drivers
- Package:
- 6-SOIC (0.179", 4.55mm Width), 5 Leads
- Datasheet:
-
TLP151A(V4-TPL,E.pdf
- Description:
- OPTOISO 3.75KV 1CH GT DVR 6SO-5
- Quantity:
- Payment:
- Shipping:
Inventory:1,870
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Product details
Overview
TLP151A(V4-TPL,E from Toshiba Electronic Devices & Storage Corporation is a high-speed, high-current-output photocoupler with totem-pole output stage, designed for gate driving of power MOSFETs and IGBTs in industrial inverters and motor control systems. It features ±0.6 A peak output current, 500 ns max propagation delay, ±20 kV/µs common-mode transient immunity, and 3750 Vrms isolation voltage in SO6 (11-4L1S) package.
For engineers reviewing the TLP151A(V4-TPL,E datasheet, TLP151A(V4-TPL,E pinout, TLP151A(V4-TPL,E application, or TLP151A(V4-TPL,E equivalent, key selection criteria include gate drive strength, CMTI performance, SO6 footprint compatibility, and VDE EN IEC 60747-5-5 (Option V4) certification for reinforced isolation in safety-critical power systems.
Technical Context
The TLP151A(V4-TPL,E integrates an infrared LED optically coupled to a monolithic photodetector IC with internal Faraday shield - enabling guaranteed ±20 kV/µs common-mode transient immunity. Its totem-pole output architecture delivers symmetrical ±0.6 A peak sourcing/sinking capability without external pull-up/pull-down components.
It operates across 10–30 V supply range with 5.0 mA max threshold input current and supports direct gate driving of small-capacity IGBTs/MOSFETs. The device requires a 0.1 µF ceramic bypass capacitor between VCC (Pin 6) and GND (Pin 4), placed within 1 cm of the pins to ensure stable high-speed switching.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| Isolation Voltage | 3750 Vrms min - meets reinforced insulation requirements per UL 1577 and EN IEC 60747-5-5 (V4 option) |
| Output Peak Current | ±0.6 A max - sufficient for direct gate drive of ≤30 A IGBTs or ≤50 A MOSFETs at 15 V supply |
| Propagation Delay | 500 ns max - enables <2 MHz PWM operation in motor control and inverter applications |
| CMTI | ±20 kV/µs min - ensures reliable operation in noisy high-dv/dt environments like VFDs and solar inverters |
| Supply Voltage Range | 10–30 V - compatible with standard industrial 12 V/15 V/24 V gate driver rails |
| Threshold Input Current | 5.0 mA max - allows direct interfacing with microcontroller GPIOs or logic-level drivers without amplification |
| Operating Temperature | −40 to +110 °C - qualified for under-hood automotive auxiliary systems and industrial motor drives |
Pinout & Package
Package: SO6 (Toshiba designation 11-4L1S), surface-mount, creepage/clearance ≥5.0 mm, isolation thickness 0.4 mm, weight 0.08 g (typ.).
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| 1 | Anode | LED anode - connect in series with current-limiting resistor to logic/high-side driver |
| 3 | Cathode | LED cathode - referenced to input ground; IF = 5–15 mA typical for reliable turn-on |
| 4 | GND | Output stage ground - must be connected to 0.1 µF bypass capacitor with Pin 6 (VCC) |
| 5 | VO (Output) | Push-pull output - directly drives MOSFET/IGBT gate; VO = VCC when high, ~0 V when low |
| 6 | VCC | Output stage supply - 10–30 V rail; bypass capacitor placement critical for noise immunity |
Key Features
| Feature | Design Value |
|---|---|
| Buffer logic (Totem-pole output) | Eliminates need for external pull-up resistors - reduces component count and PCB area in gate driver circuits |
| VDE EN IEC 60747-5-5 Option (V4) | Qualified for reinforced isolation in safety-critical applications including industrial PLCs and EV chargers |
| Faraday shield integration | Guarantees ±20 kV/µs CMTI - prevents false triggering in high-noise motor drive and inverter environments |
| SO6 compact footprint | Enables dense gate driver layout on space-constrained power boards while maintaining 5.0 mm creepage |
| Wide operating temperature | −40 to +110 °C rating supports deployment in harsh environments such as factory automation and outdoor power converters |
Applications
| Industrial Motor Inverters | Solar Photovoltaic Inverters |
|---|---|
|
Use Scenario: Driving gate terminals of 600 V IGBT half-bridge modules in 3-phase VFDs for HVAC and pump control. IC Role / Device Role / Timing Role: Isolated gate driver providing level-shifted, high-CMTI switching signals synchronized to PWM controller outputs. Use Value: Enables robust operation at >1 kV/µs dv/dt without desaturation or shoot-through due to its ±20 kV/µs CMTI and 500 ns propagation matching. |
Use Scenario: Controlling MOSFETs in DC-DC boost stages and H-bridge inverters of residential solar microinverters. IC Role / Device Role / Timing Role: Signal-isolated gate driver translating MCU PWM to high-side/lower-side power switches with precise timing alignment. Use Value: Delivers ±0.6 A peak current to charge/discharge gate capacitance rapidly, supporting >100 kHz switching with minimal dead-time penalty. |
| Uninterruptible Power Supplies | EV Onboard Chargers |
|
Use Scenario: Isolating gate drive signals in bidirectional AC/DC and DC/DC converter stages of line-interactive UPS systems. IC Role / Device Role / Timing Role: Reinforced-isolation interface between digital controller and power stage, meeting UL 62368-1 creepage requirements. Use Value: 3750 Vrms isolation and VDE V4 qualification ensure compliance with safety standards for medical-grade and datacenter UPS units. |
Use Scenario: Driving SiC MOSFETs in PFC and LLC resonant stages of 6.6 kW OBCs for plug-in hybrid vehicles. IC Role / Device Role / Timing Role: High-speed, high-CMTI isolator enabling fast switching of wide-bandgap devices while rejecting common-mode noise from high-frequency transformers. Use Value: 500 ns max propagation delay and tight pulse width distortion (<350 ns) preserve PWM fidelity critical for ZVS/ZCS operation. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar gate driver photocoupler applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| TLP152(V4-TPL,E | Higher 1.0 A peak output current; identical SO6 package and V4 certification | Better suited for driving larger IGBTs (>50 A) or paralleled MOSFETs requiring higher gate charge delivery | Select TLP152(V4-TPL,E when gate Qg exceeds 45 nC or when operating at >25 V VCC |
| ACPL-P349-500E | Avago/Broadcom part; 0.6 A output, 400 ns max tpHL/tpLH, SO6, UL/cUL/VDE certified | Marginally faster propagation but lower CMTI (15 kV/µs); different pinout (Pin 5 = VCC, Pin 6 = VO) | Not pin-compatible - requires PCB redesign; consider only if tighter timing budget outweighs layout cost |
Compared with TLP151A(V4-TPL,E, the TLP152(V4-TPL,E offers higher drive strength for larger power devices, while the ACPL-P349-500E provides faster switching at the expense of reduced noise immunity and non-interchangeable pin assignment - making TLP151A(V4-TPL,E optimal for cost-sensitive, high-noise industrial gate drive where proven CMTI and SO6 compatibility are prioritized.
Availability
TLP151A(V4-TPL,E is available at Aetrix Electronics and suitable for industrial motor inverters, solar photovoltaic inverters, and uninterruptible power supplies requiring stable component supply, long-term lifecycle support, and certified reinforced isolation.
Supply support for TLP151A(V4-TPL,E 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
Toshiba Electronic Devices & Storage Corporation designs and manufactures high-reliability semiconductor components, with core expertise in power devices, logic ICs, and optoelectronics for industrial, automotive, and consumer markets.
The TLP151A(V4-TPL,E belongs to Toshiba's high-speed photocoupler product line, engineered specifically for robust gate driving in high-noise, high-voltage power conversion systems demanding certified reinforced isolation and fast, symmetrical output drive.
FAQ
What is the maximum recommended gate capacitance that TLP151A(V4-TPL,E can drive reliably?
TLP151A(V4-TPL,E can reliably drive gate capacitances up to 4000 pF at 15 V supply with ≤500 ns propagation delay and full ±0.6 A peak current. This corresponds to typical 30 A IGBTs or 50 A MOSFETs. For larger capacitive loads, verify rise/fall times using the test conditions in Fig. 12.1.7 and confirm stability with the required 0.1 µF bypass capacitor placed within 1 cm of Pins 4 and 6.
Does TLP151A(V4-TPL,E require external pull-up or pull-down resistors on its output?
No, TLP151A(V4-TPL,E does not require external pull-up or pull-down resistors because it uses a totem-pole (push-pull) output stage. Pin 5 (VO) actively sources and sinks current - delivering VO ≈ VCC when high and VO ≈ 0 V when low. This eliminates static power loss and timing uncertainty associated with passive termination, simplifying gate driver design.
What safety certifications apply specifically to TLP151A(V4-TPL,E - not just the base TLP151A?
TLP151A(V4-TPL,E carries VDE approval per EN IEC 60747-5-5 (Option V4), in addition to UL 1577 (File E67349) and cUL CSA Component Acceptance (File E67349). The "V4" suffix confirms qualification to the stricter VDE reinforced isolation standard, including partial discharge testing and enhanced insulation structure validation - essential for IEC 61800-5-1 and IEC 62109 compliance.
Can TLP151A(V4-TPL,E operate at 35 V supply voltage?
No, TLP151A(V4-TPL,E has a maximum rated supply voltage (VCC) of 35 V only under absolute maximum conditions - the recommended operating range is strictly 10–30 V per datasheet Section 8. Operating continuously at 35 V risks exceeding safe power dissipation limits and degrading long-term reliability. For 35 V rail applications, use a linear regulator or LDO to step down to ≤30 V before supplying TLP151A(V4-TPL,E.
Why is the 0.1 µF capacitor between Pin 6 (VCC) and Pin 4 (GND) mandatory for TLP151A(V4-TPL,E?
The 0.1 µF ceramic capacitor stabilizes the internal photodetector IC's supply rail during fast switching transitions. Without it, high di/dt events cause VCC droop and ground bounce, leading to erratic output behavior, increased propagation delay variation, or failure to switch. Toshiba specifies placement within 1 cm of Pins 4 and 6 to minimize parasitic inductance - a requirement verified in Fig. 12.1.7 and Section 5 of the TLP151A(V4-TPL,E datasheet.
TLP151A(V4-TPL,E Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Toshiba Semiconductor and Storage
- Series:
- -
- Package/Case:
- 6-SOIC (0.179", 4.55mm Width), 5 Leads
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Technology:
- Optical Coupling
- Number of Channels:
- 1
- Voltage - Isolation:
- 3750Vrms
- Common Mode Transient Immunity (Min):
- 20kV/µs
- Propagation Delay tpLH / tpHL (Max):
- 500ns, 500ns
- Pulse Width Distortion (Max):
- 350ns
- Rise / Fall Time (Typ):
- 50ns, 50ns
- Current - Output High, Low:
- 400mA, 400mA
- Current - Peak Output:
- 600mA
- Voltage - Forward (Vf) (Typ):
- 1.55V
- Current - DC Forward (If) (Max):
- 25 mA
- Voltage - Output Supply:
- 10V ~ 30V
- Grade:
- -
- Qualification:
- -
- Operating Temperature:
- -40°C ~ 110°C
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 6-SO, 5 Lead
- Approval Agency:
- CSA, cUL, UL, VDE
TLP151A(V4-TPL,E FAQ
1.How can I place an order for TLP151A(V4-TPL,E through Aetrix?
Please submit a Request for Quotation (RFQ) for TLP151A(V4-TPL,E 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 TLP151A(V4-TPL,E reliable?
The price and inventory of TLP151A(V4-TPL,E are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for TLP151A(V4-TPL,E is usually 5 days.
3.What payment methods are accepted for TLP151A(V4-TPL,E?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for TLP151A(V4-TPL,E transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for TLP151A(V4-TPL,E?
TLP151A(V4-TPL,E orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your TLP151A(V4-TPL,E 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 TLP151A(V4-TPL,E?
For technical support, including TLP151A(V4-TPL,E datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your TLP151A(V4-TPL,E requirements.
6.How does Aetrix verify that TLP151A(V4-TPL,E is sourced from the original manufacturer or authorized distributors?
All TLP151A(V4-TPL,E 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 TLP151A(V4-TPL,E meets industry standards.
7.What is the process for return or replacement of TLP151A(V4-TPL,E?
All TLP151A(V4-TPL,E units undergo pre-shipment inspection (PSI). If there is an issue with TLP151A(V4-TPL,E, 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 TLP151A(V4-TPL,E part is unused and in its original packaging.
Return procedure for TLP151A(V4-TPL,E:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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