Overview
The ADP3634ARDZ is a high-speed, dual MOSFET driver from Analog Devices Inc., designed to drive two independent N-channel power MOSFETs. This device is part of the ADP362x/ADP363x family, known for its high current drive capability and thermal protection features. It is particularly useful in applications requiring precise control and protection of power MOSFETs.
Key Specifications
| Parameter | Value |
|---|---|
| Package Type | 8-Lead Standard Small Outline Package (SOIC-EP) |
| Operating Temperature Range | −40°C to +85°C |
| Power Supply Voltage | Up to 15 V |
| Output Current per Channel | Up to 4 A |
| Input Compatibility | 3.3 V-compatible inputs |
| Thermal Protection | Overtemperature warning and shutdown |
| Pin Configuration | SD, INA, PGND, INB, OUTB, VDD, OUTA, OTW |
Key Features
- High current drive capability up to 4 A per channel
- High-speed operation
- Precise threshold shutdown comparator with undervoltage lockout (UVLO) and hysteresis
- Overtemperature warning signal and shutdown
- Industry-standard-compatible pinout
- 3.3 V-compatible inputs
- Ability to operate in parallel to increase drive capability and minimize power dissipation
Applications
- Power Monitor, Control, and Protection
- Cable Drop Compensation
- Current Limit Switches
- Digital Power System Management
- Energy Monitors
- High-Side Switches and MOSFET Drivers
- Hot Swap Controllers
- Ideal Diode Bridge
- Isolated Gate Drivers
- Nonvolatile RAM Controllers
- Power Control
- Power Monitors
- Power-over-Ethernet (PoE) Interface Controllers
- PowerPath, Ideal Diodes, and Load Switches
- Pushbutton Controllers
- Sequencers, Trackers, and Margining Controllers
- Supervisory Circuits
- Surge Stopper, Overvoltage, and Overcurrent Protection
- Thermoelectric Cooler Controller
- USB Power Switches
Q & A
- What is the ADP3634ARDZ used for? The ADP3634ARDZ is used to drive two independent N-channel power MOSFETs, providing high current drive capability and thermal protection.
- What is the operating temperature range of the ADP3634ARDZ? The operating temperature range is −40°C to +85°C.
- What is the maximum output current per channel of the ADP3634ARDZ? The maximum output current per channel is up to 4 A.
- Does the ADP3634ARDZ have thermal protection features? Yes, it includes overtemperature warning and shutdown features.
- Can the ADP3634ARDZ operate in parallel with other drivers? Yes, it can be configured to operate in parallel to increase drive capability and minimize power dissipation.
- What type of package does the ADP3634ARDZ come in? It comes in an 8-Lead Standard Small Outline Package (SOIC-EP).
- Is the ADP3634ARDZ compatible with 3.3 V inputs? Yes, it is compatible with 3.3 V inputs.
- What are some common applications of the ADP3634ARDZ? Common applications include power monitoring, control, and protection, digital power system management, and hot swap controllers.
- Does the ADP3634ARDZ have undervoltage lockout (UVLO) protection? Yes, it includes a precise threshold shutdown comparator with UVLO and hysteresis.
- How should the power supply voltage pin (VDD) be bypassed? The VDD pin should be bypassed to PGND with a ~1 µF to 5 µF ceramic capacitor.
