Overview
The TPIC6C595PWRG4, produced by Texas Instruments, is a high-performance, 8-bit shift register designed for applications requiring serial-to-parallel conversion with high-voltage output drive capability. This device is part of the TPIC6C595 family, known for its robust power logic performance. It is particularly well-suited for driving LEDs, relays, and other high-current loads.
The device operates from an input voltage supply range of 4.5 V to 5.5 V and is characterized for operation over a temperature range of −40°C to 125°C, making it suitable for harsh environments.
Key Specifications
| Parameter | Min | Typ | Max | Unit |
|---|---|---|---|---|
| Logic Supply Voltage (VCC) | 4.5 | 5.0 | 5.5 | V |
| Output Voltage Clamp | 33 | V | ||
| Continuous Sink Current per Channel | 100 | mA | ||
| Maximum Current Limit per Channel | 250 | mA | ||
| ESD Protection | 2500 | V | ||
| Operating Temperature Range | -40 | 125 | °C | |
| Propagation Delay Time (tPLH) | 80 | ns | ||
| Propagation Delay Time (tPHL) | 50 | ns |
Key Features
- 8-bit serial-in, parallel-out shift register with an 8-bit D-type storage register.
- Low-side, open-drain DMOS transistor outputs with 100 mA continuous sink-current capability and 250 mA maximum current limit.
- Output voltage clamp of 33 V for inductive transient protection.
- Cascadable design allowing for serial output (SER OUT) to be clocked out on the rising edge of SRCK for improved performance in cascaded applications.
- Low power consumption with typical shift register power supply current of 20 µA and storage register power supply current of 200 µA.
- Wide operating voltage range from 4.5 V to 5.5 V.
- Industrial-grade design with operation over a temperature range of −40°C to 125°C.
- Available in SOIC (16-pin), TSSOP (16-pin), and PDIP (16-pin) packages.
Applications
- LED illumination and control systems.
- Automotive cluster drivers and tell-tale lamps.
- Instrumentation clusters.
- Relay and solenoid drivers.
- Other high-current or medium-voltage load applications such as driving resistive and inductive loads.
Q & A
- What is the operating voltage range of the TPIC6C595PWRG4?
The device operates from an input voltage supply range of 4.5 V to 5.5 V.
- What is the maximum continuous sink current per channel?
The maximum continuous sink current per channel is 100 mA.
- What is the maximum current limit per channel?
The maximum current limit per channel is 250 mA.
- What is the output voltage clamp for inductive transient protection?
The output voltage clamp is 33 V.
- Can the TPIC6C595PWRG4 be cascaded?
- What is the operating temperature range of the TPIC6C595PWRG4?
The device operates over a temperature range of −40°C to 125°C.
- What types of packages is the TPIC6C595PWRG4 available in?
The device is available in SOIC (16-pin), TSSOP (16-pin), and PDIP (16-pin) packages.
- What are some typical applications of the TPIC6C595PWRG4?
Typical applications include LED illumination and control systems, automotive cluster drivers, instrumentation clusters, and relay and solenoid drivers.
- How does the device protect against ESD?
The device provides up to 2500 V of ESD protection when tested using the human body model and the 200-V machine model.
- What is the purpose of the output enable (G) pin?
The output enable (G) pin can be used to hold all data in the output buffers low or make data from the storage register transparent to the output buffers.
