PVG612PBF - 60V 1A SPST-NO Photo MOSFET Relay | Infineon
MPN: PVG612PBF β Active| Qty | Unit Price | Extended |
|---|---|---|
| 1 | $3.42 | $3.42 |
| 10 | $3.05 | $30.50 |
| 100 | $2.68 | $268.00 |
| 500 | $2.31 | $1,155.00 |
| 1,000 | $1.97 | $1,970.00 |
Drop-in alternatives for PVG612PBF β same package, pin-to-pin compatible. Different-package parts requiring PCB rework are excluded.
Quick Comparison Tool β Select alternative parts for side-by-side comparison:
PVG612S-TPBF
β Drop-Inβ In Stock
$3.32 / Unit
View Datasheet βPVT312SPBF
β Drop-Inβ In Stock
$3.22 / Unit
View Datasheet βPVG612PBF
β Drop-Inβ In Stock
$1.97 / Unit
View Datasheet βPVT312PBF
β Drop-Inπ Reference alternative (not in catalog)
PVA1354N
β Drop-Inπ Reference alternative (not in catalog)
PVG613PBF
β Drop-Inπ Reference alternative (not in catalog)
PVG612PBF Maximum Ratings & Electrical Characteristics
| Contact Form | SPST-NO (1 Form A) |
| Load Voltage Max | 60 V |
| Load Current Max (AC) | 1 A |
| Load Current Max (DC) | 2 A |
| On-State Resistance Max | 0.5 ohm |
| Isolation Voltage (Input to Output) | 4 kVrms |
| LED Forward Current (If) Typical | 25 mA |
| LED Forward Voltage (Vf) Typical | 1.4 V at 10 mA |
| Output Device | HEXFET Power MOSFET (N-channel) |
| Operating Temperature Range | -40 C to +85 C |
| Package | 6-DIP (0.300 inch / 7.62 mm through-hole) |
| Mounting Type | Through Hole |
| MSL Level | Not Applicable (through-hole) |
| RoHS Status | Compliant (Pb-free, PBF suffix) |
PVG612PBF Pin Configuration
| Pin 1 | LED+ (Anode) β LED anode; connect to positive supply through current-limiting resistor |
| Pin 2 | LED- (Cathode) β LED cathode; connect to driver ground |
| Pin 3 | NC β Not connected (no internal bond) |
| Pin 4 | Drain β MOSFET drain; one side of the load |
| Pin 5 | Source β MOSFET source; other side of the load |
| Pin 6 | NC β Not connected (no internal bond) |
Safe Operating Area (SOA) & Thermal Characteristics
No official SOA curve available for this component. Always operate within absolute maximum ratings specified in the datasheet. Ensure adequate cooling and derate as needed.
Typical Applications
PVG612PBF is suitable for 6 applications: Industrial 48V DC Load Switching, Telecom Battery Management Multiplexing, Automatic Test Equipment (ATE) Reed Relay Replacement, Medical Equipment Patient Isolation, HVAC and Building Automation Control, Process Control I/O Module.
Industrial 48V DC Load Switching
The PVG612PBF is well matched to industrial 48 V DC load switching because its 60 V maximum load rating leaves a 12 V transient margin for inductive kick-back and supply variation, while the HEXFET output handles inrush from capacitive loads. With 2 A DC current capability, it can switch solenoids, valve coils, and small DC motors directly. The 4 kVrms isolation provides primary-secondary separation required by IEC 61800 industrial drive standards. Compared to a photo-triac SSR, the PVG612PBF's N-channel MOSFET output avoids the on-state voltage drop and dv/dt false-trigger problems that plague triacs on DC rails, and its 0.5 ohm Rds(on) keeps conduction loss below 1 W at full load, eliminating the heatsink requirement typical of electromechanical relays in continuous service.
Recommended
Telecom Battery Management Multiplexing
In telecom battery management and -48 V distribution, the PVG612PBF serves as an isolated multiplexer for individual battery strings, load-shedding paths, and rectifier selection. Its 60 V load rating provides comfortable margin over a fully charged -48 V telecom bus, while 2 A DC capability handles individual battery-feed fuses. The 4 kVrms input-to-output isolation satisfies the creepage and clearance requirements of UL 60950 / IEC 62368-1 telecom line-card safety standards. The HEXFET output's <1 microsecond switching enables fast battery transfer, and the unlimited operational life (no mechanical contacts) eliminates a major failure mode in legacy electromechanical battery relays, where contact welding after years of hot-switching is the dominant field failure.
Recommended
Automatic Test Equipment (ATE) Reed Relay Replacement
The PVG612PBF is a drop-in replacement for reed relays in ATE matrices and instrumentation multiplexers, with significant life-cycle advantages. Reed relays typically fail after 10^8 to 10^9 operations due to mechanical fatigue and contact wear, whereas the PVG612PBF's solid-state HEXFET output has effectively unlimited operational life. The 4 kVrms isolation is comparable to high-quality reed relays, and the 0.5 ohm Rds(on) is competitive. Designers should note the trade-off: the PVG612PBF is significantly slower (millisecond-range switching) than a reed relay (sub-millisecond) and has higher on-resistance. For high-speed multiplexing (>1 kHz scan rates) or low-level signal switching below 1 microamp, a reed relay remains preferable; for power-rail switching in ATE, the PVG612PBF is superior.
Recommended
Medical Equipment Patient Isolation
In medical equipment requiring patient-isolated switching (IEC 60601-1), the PVG612PBF's 4 kVrms input-to-output isolation provides the reinforced insulation needed between patient-connected circuits and operator-accessible controls. Common applications include switching of low-voltage DC motors in infusion pumps, isolated relay paths in patient monitors, and ground-isolation switching in defibrillator test loads. The PVG612PBF's unlimited operational life and silent switching make it suitable for equipment that must run continuously without audible clicks, such as ICU bedside monitors. Designers should add a secondary isolation barrier (reinforced insulation transformer or digital isolator) on the LED drive side to meet the two-MOPP (means of patient protection) requirements of medical-grade equipment.
Recommended
HVAC and Building Automation Control
In HVAC and building-automation systems, the PVG612PBF switches 24 VAC thermostats, damper actuators, and zone-valve solenoids. The 60 V rating covers the peak of a 24 VAC rectified bus, and the 1 A AC rating handles typical small-motor loads directly. The device's silent (zero acoustic noise) operation is a significant advantage in office and residential HVAC installations where electromechanical relay clicking is objectionable. The 4 kVrms isolation also allows direct mounting on 120/240 VAC line-voltage control boards with proper PCB clearance. Compared to a triac SSR, the PVG612PBF avoids the RF emissions that can cause EMI compliance issues in residential environments, and its magnetic-field immunity (a benefit of optical isolation) prevents nuisance tripping near transformer fields.
Recommended
Process Control I/O Module
In industrial process-control I/O modules (such as those conforming to IEC 61131-3 PLC form factors), the PVG612PBF provides isolated digital output channels for solenoid-valve drivers, indicator lamps, and small relay coils. Each module typically houses 8 to 32 channels, and the 6-DIP package's compact footprint allows dense PCB layouts. The PVG612PBF's 0.5 ohm Rds(on) keeps voltage drop low enough to drive 24 V DC loads without additional series resistance, and its 4 kVrms isolation matches the per-channel isolation required by IEC 61131-2 industrial-control standards. Designers should include reverse-polarity protection (a diode or P-channel MOSFET) on the load side to protect against field-wiring errors, which are common in process-control installations.
Recommended
Recommended Products Summary
Engineering reference data for PVG612PBF β comparison, design guidance, and compliance information.
Selection Guide
Comparison with Alternatives
| Parameter | This Product | PVG612S-TPbF | PVT312SPBF | PVG612PBF | PVT312PBF | PVA1354N | PVG613PBF |
|---|---|---|---|---|---|---|---|
| Brand | Infineon | Infineon | Infineon | Infineon | Infineon | Infineon | Infineon |
| Package | 6-DIP (0.300 in through-hole) | 6-SMD gull-wing | 6-SMD gull-wing | 6-DIP (same) | 6-DIP (0.300 in) | 6-DIP (0.300 in) | 6-DIP (0.300 in) |
| Load Voltage Max | 60 V | 60 V | 250 V | 60 V | 250 V | 100 V | 60 V (per pole) |
| Load Current Max (AC/DC) | 1 A AC / 2 A DC | 1 A AC / 2 A DC | 170 mA | 1 A AC / 2 A DC | 170 mA | 375 mA | 1 A AC / 2 A DC (per pole) |
| On-State Resistance Max | 0.5 ohm | 0.5 ohm | 15 ohm | 0.5 ohm | 15 ohm | 5 ohm | 0.5 ohm |
| Isolation Voltage | 4 kVrms | 4 kVrms | 4 kVrms | 4 kVrms | 4 kVrms | 4 kVrms | 4 kVrms |
| Contact Form | SPST-NO (1 Form A) | SPST-NO (1 Form A) | SPST-NO (1 Form A) | SPST-NO (1 Form A) | SPST-NO (1 Form A) | SPST-NO (1 Form A) | DPST-NO (2 Form A) |
| RoHS / Pb-Free | Yes (Pb-free) | Yes (Pb-free) | Yes (Pb-free) | Yes (Pb-free) | Yes (Pb-free) | Yes (Pb-free) | Yes (Pb-free) |
| Unit Price (qty 100, USD) | 2.68 | [DATA_NEEDED] | 2.85 | 2.68 | [DATA_NEEDED] | [DATA_NEEDED] | [DATA_NEEDED] |
Key Differentiators
- Highest load current in the Infineon PVG612 family at 60V rating (vs PVT312SPBF)
- Lowest on-resistance among Infineon 6-DIP photo MOSFET relays at 60V (vs PVA1354N)
- Magnetic-field-immune solid-state output (vs Electromechanical relay (G6K-2F-Y))
Design Notes
The PVG612PBF's LED input requires a current-limiting resistor. At a 5 V logic drive, R = (VCC - VF) / IF = (5 V - 1.4 V) / 10 mA = 360 ohm (use 330 ohm for 11 mA). At a 3.3 V logic drive, use 200 ohm for 10 mA. Drive current should stay below 25 mA absolute maximum. The photovoltaic generator needs sustained LED current to maintain MOSFET gate charge; pulsed drive below 1 ms may not fully enhance the output, so use 10 mA minimum for clean turn-on.
At 1 A DC and 0.5 ohm Rds(on), conduction loss is roughly P = I^2 x R = 0.5 W. At 2 A DC, P = 2.0 W. The 6-DIP package has a thermal resistance of approximately 80 C/W in still air, so a 2 W dissipation produces a 160 C junction temperature rise above ambient - borderline at +85 C ambient. Estimated: at 1 A DC the junction rises about 40 C, leaving +45 C headroom to +85 C ambient. For continuous 2 A operation, add copper-pour heatsinking or use a forced-air cooling path. The Infineon datasheet specifies de-rating curves above 60 C ambient.
Maintain 8 mm minimum creepage between input pins (1, 2) and output pins (4, 5) on the PCB to preserve the 4 kVrms isolation rating after conformal coating. Place the LED current-limiting resistor within 5 mm of pins 1-2 to minimize noise injection. The output MOSFET drain (pin 4) and source (pin 5) traces should be wide enough to carry the rated load - use at least 20 mil copper at 1 oz for 1 A. Add a TVS diode across the output (pins 4-5) when switching inductive loads such as solenoids or transformers.
Do not parallel two PVG612PBF outputs for higher current - HEXFET on-resistance is not well matched between devices, and one device will carry disproportionate load, leading to thermal runaway. For higher current, use a single PVG613PBF in dual-pole mode, or move to a larger photo MOSFET relay. Also note that turn-on time is dominated by the photovoltaic generator's response (typically 1-3 ms) - this is far slower than a reed relay and unsuitable for high-speed multiplexing. Finally, the device's normally-open topology means it cannot switch on power loss; for fail-safe applications use a normally-closed variant or external logic.
The PVG612PBF's HEXFET output produces lower EMI than a photo-triac SSR because there is no abrupt dv/dt-triggered turn-on and no zero-cross notch in the load waveform. This makes it preferable in EMI-sensitive analog signal chains, medical equipment, and audio applications. However, the LED's high di/dt during turn-off can couple into adjacent traces; place a 100 nF ceramic bypass capacitor directly across the LED pins (1-2) to limit radiated emissions. According to the Infineon datasheet, the device passes IEC 61000-4-4 EFT testing at 2 kV with no additional filtering.
Compliance Information
RoHS compliant and Pb-free (PBF suffix denotes lead-free plating). Not AEC-Q100 qualified; this part is intended for industrial, telecom, and instrumentation use rather than automotive. Halogen-free status not explicitly stated in the manufacturer datasheet - marked unknown.
