NCV7729BPPR2G

Product Overview

Category

The NCV7729BPPR2G belongs to the category of integrated circuits (ICs) specifically designed for automotive applications.

Use

This IC is commonly used in automotive electronic systems, particularly in powertrain control modules and engine management systems.

Characteristics

• The NCV7729BPPR2G is a high-performance, low-voltage, quad half-bridge driver.
• It is designed to drive various loads such as solenoids, relays, and motors.
• This IC operates at a wide temperature range, making it suitable for automotive environments.
• It offers protection features like overcurrent shutdown and thermal shutdown.

Package

The NCV7729BPPR2G is available in a small outline package (SOP) with 20 pins.

Essence

The essence of the NCV7729BPPR2G lies in its ability to provide reliable and efficient control of loads in automotive applications.

Packaging/Quantity

This IC is typically sold in reels or tubes, with a quantity of 2500 units per reel.

Specifications

• Supply Voltage: 4.5V to 5.5V
• Output Current: Up to 1.5A per channel
• Operating Temperature Range: -40°C to +125°C
• Logic Input Voltage: 3.3V to 5V
• Quiescent Current: 10μA (typical)

Detailed Pin Configuration

The NCV7729BPPR2G has a total of 20 pins, which are assigned specific functions. The pin configuration is as follows:

1. IN1 - Input 1
2. IN2 - Input 2
3. OUT1 - Output 1
4. OUT2 - Output 2
5. VCC - Supply Voltage
6. GND - Ground
7. IN3 - Input 3
8. IN4 - Input 4
9. OUT3 - Output 3
10. OUT4 - Output 4
11. VBB - Bootstrap Voltage
12. VREG - Internal Regulator Output
13. VREF - Reference Voltage
14. VCP - Charge Pump Capacitor
15. CP1 - Charge Pump 1
16. CP2 - Charge Pump 2
17. VSENSE - Current Sense Voltage
18. VSUPPLY - Supply Voltage for Charge Pumps
19. VBOOT - Bootstrap Voltage
20. VDD - Logic Supply Voltage

Functional Features

• Quad half-bridge configuration allows independent control of four loads.
• High output current capability enables driving various automotive loads.
• Integrated charge pumps provide the necessary voltage levels for driving high-side MOSFETs.
• Overcurrent shutdown protects the IC and loads from excessive current.
• Thermal shutdown prevents overheating of the IC.

Advantages and Disadvantages

Advantages

• High-performance and reliable operation in automotive environments.
• Wide operating temperature range ensures functionality in extreme conditions.
• Comprehensive protection features enhance system safety.
• Compact SOP package facilitates space-saving designs.

Disadvantages

• Limited output current compared to some other automotive driver ICs.
• Requires external components for proper operation.

Working Principles

The NCV7729BPPR2G operates by receiving input signals through its control pins (IN1 to IN4). These signals determine the state of the corresponding outputs (OUT1 to OUT4), which drive the connected loads. The integrated charge pumps generate the required voltage levels for driving the high-side MOSFETs. The IC continuously monitors the load current through the VSENSE pin and provides protection by triggering overcurrent shutdown or thermal shutdown if necessary.

Detailed Application Field Plans

The NCV7729BPPR2G finds extensive application in automotive powertrain control modules and engine management systems. It is commonly used for controlling solenoids, relays, and motors in these systems. Additionally, it can be employed in other automotive subsystems that require precise load control.

Detailed and Complete Alternative Models

• NCV7729: Similar to NCV7729BPPR2G but without the "BPPR2G" suffix.
• NCV7729DPR2G: Dual half-bridge driver variant of NCV7729BPPR2G.
• NCV7729CDR2G: Compact dual half-bridge driver with reduced pin count.

These alternative models offer similar functionality and characteristics, providing flexibility in design choices based on specific requirements.

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