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Home > Products > Integrated Circuits (ICs) > Logic > Shift Registers

Nexperia USA Inc. NPIC6C4894PWJ

Name: NPIC6C4894PWJ
Brand: Nexperia USA Inc.
SKU: NPIC6C4894PWJ
Price: 2.40 USD
Availability: InStock
Rating: 5 (2 reviews)

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Part No.:: NPIC6C4894PWJ

Manufacturer:: Nexperia USA Inc.

Category:: Shift Registers

Package:: 20-TSSOP (0.173", 4.40mm Width)

Datasheet:: NPIC6C4894PWJ.pdf

Description:: IC SHIFT REGISTER 12BIT 20TSSOP

Quantity:: RFQ Add To RFQ list

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Product details

Overview

NPIC6C4894PWJ from Nexperia is a 12-stage serial-in/parallel-out shift register with open-drain extended-drain NMOS outputs, designed for driving moderate-power loads such as LEDs, relays, and solenoids. It features 12 × 100 mA continuous drain current capability, 33 V output clamping, 30 mJ avalanche energy rating, and operates across −40 °C to +125 °C.

For engineers reviewing the NPIC6C4894PWJ datasheet, NPIC6C4894PWJ pinout, NPIC6C4894PWJ application, or NPIC6C4894PWJ equivalent, this device serves as a high-reliability power logic driver in industrial status indication, LED signage, and fault monitoring systems where robust transient protection and cascaded serial control are required.

Technical Context

The NPIC6C4894PWJ integrates a 12-bit shift register followed by a storage latch per stage, enabling synchronous data transfer from serial input (D) to parallel outputs (QP0–QP11) on positive clock edges (CP). Latch enable (LE) controls registration of shifted data into the output storage register, while output enable (OE) independently gates all 12 open-drain outputs into high-impedance OFF-state without affecting internal register states.

Two cascading serial outputs-QS1 (synchronized to CP rising edge) and QS2 (synchronized to CP falling edge)-support flexible daisy-chaining in both fast-rise-time and slow-rise-time clock environments. Each QPn output incorporates integrated voltage clamping and 250 mA pulsed current capability, making it suitable for inductive load switching without external flyback diodes.

Key Specifications

Parameter	Value and Actual Design Meaning
Output count	12 parallel open-drain outputs (QP0–QP11), each capable of driving discrete loads independently
Continuous output current	100 mA per channel - supports sustained LED strings or relay coils without thermal derating at 25 °C
Drain-source breakdown voltage	33 V - enables direct interfacing with 24 V industrial control rails and inductive transients up to rated clamping level
Avalanche energy rating	30 mJ single-pulse - provides inherent protection against inductive kickback in solenoid/relay drive applications
Max clock frequency	10 MHz - allows high-speed serial loading in real-time status update systems (e.g., dynamic LED panels)
Propagation delay (CP → QSn)	5 ns typical - ensures tight timing alignment in multi-device cascades with minimal skew
Operating temperature range	−40 °C to +125 °C - qualified for under-hood automotive auxiliary modules and industrial PLC I/O expansion

Pinout & Package

TSSOP20 package (SOT360-1), 20-pin plastic thin shrink small outline, 4.4 mm body width, lead pitch 0.65 mm, RoHS-compliant surface-mount construction.

Pin/Terminal	Circuit Role	Design Meaning
1 (LE)	Latch enable input	Active-HIGH signal that transfers data from shift register to storage latch; decouples serial loading from output updates
2 (D)	Serial data input	CMOS-compatible input accepting 0–5.5 V logic; feeds LSB-first data stream into 12-bit shift chain
3 (CP)	Clock input	Positive-edge-triggered master clock; advances data through shift register and controls QS1/QS2 timing
4–9, 13–18 (QP0–QP11)	Parallel open-drain outputs	12 independent extended-drain NMOS transistors; sink current only, require external pull-up for logic HIGH
10 (GND)	Ground reference	Common return path for all internal logic and output current; must be low-inductance connection in high-current layouts
11 (QS1)	Fast serial output	Q10 stage data sampled on CP rising edge - optimized for high-speed cascading with fast clock rise times
12 (QS2)	Slow serial output	Q11 stage data sampled on CP falling edge - accommodates slower clock edges in cost-sensitive designs
19 (OE)	Output enable input	Active-HIGH control that places all QPn outputs in high-Z state; no effect on internal register contents
20 (VCC)	Supply voltage	4.5–5.5 V nominal supply; powers logic core and gate drivers; bypass capacitor mandatory near pin

Key Features

Feature	Design Value
Extended-drain NMOS outputs	12 × 33 V-rated, 100 mA continuous outputs with integrated avalanche ruggedness - eliminates need for external clamp diodes in relay/solenoid drive
Dual cascading serial outputs	QS1 (rising-edge aligned) and QS2 (falling-edge aligned) enable reliable daisy-chaining across diverse PCB clock routing topologies
High-temp operation	Specified from −40 °C to +125 °C - supports deployment in engine bay modules, factory automation controllers, and outdoor signage
Low R_DS(on)	2.7 Ω typical at 50 mA (V_CC = 4.5 V) - minimizes conduction loss and self-heating during sustained load activation
ESD robustness	HBM > 2500 V, CDM > 1000 V - withstands handling and board-level ESD events without latch-up or parametric shift

Applications

LED Signage

Industrial Status Panel

Use Scenario: Driving segmented alphanumeric displays and multi-color LED arrays in outdoor digital signage cabinets.

IC Role / Device Role / Timing Role: Serial-to-parallel power driver translating microcontroller SPI data into 12-channel current-sink control signals with precise timing alignment.

Use Value: Enables compact, thermally efficient column/row scanning with built-in 33 V transient suppression - reduces BOM count and improves field reliability in unregulated 24 V DC environments.

Use Scenario: Providing visual fault indication on programmable logic controller (PLC) I/O modules and motor drive interface cards.

IC Role / Device Role / Timing Role: High-voltage tolerant shift register latching diagnostic bits from FPGA or MCU and driving panel-mounted LEDs or pilot lights.

Use Value: Delivers guaranteed 100 mA per channel at 125 °C ambient - maintains consistent brightness and avoids thermal shutdown during prolonged alarm conditions.

Relay Control Module

Automotive Auxiliary Load Driver

Use Scenario: Controlling up to 12 electromechanical relays in HVAC control panels or building automation systems.

IC Role / Device Role / Timing Role: Power logic interface converting serial command streams into isolated relay coil drive signals with controlled turn-on/turn-off sequencing.

Use Value: Integrated 30 mJ avalanche energy rating absorbs inductive energy from 24 V relay coils - eliminates need for discrete TVS or snubber networks.

Use Scenario: Managing non-safety-critical auxiliary loads (e.g., cabin lighting, seat heaters, mirror controls) in 12 V vehicle architectures.

IC Role / Device Role / Timing Role: Cascadable shift register providing scalable, software-configurable load switching with diagnostic feedback via serial loopback.

Use Value: −40 °C to +125 °C operation and 250 mA pulsed current support ensure robust performance across full automotive temperature range without derating.

Equivalent & Alternatives

The following parts are listed as comparable options for similar 12-bit power shift register applications.

Alternative Part	Technical Difference	Application Difference	Selection Advice
Texas Instruments TPIC6C596	12-bit shift register with open-drain outputs; 33 V rating, 150 mA continuous per channel; no QS2 output; higher R_DS(on) (3.5 Ω typical)	Requires external clamping for >30 mJ transients; lacks dual-edge cascading flexibility	Select when higher per-channel current is needed and cascade timing is strictly rising-edge synchronized
ON Semiconductor NCV7608	8-channel high-side driver with SPI interface; 40 V rating, 600 mA peak; integrated diagnostics and PWM control	Not pin-compatible; requires SPI protocol stack; adds complexity for simple shift-register use cases	Select when system-level diagnostics, current sensing, or high-side switching topology is required over basic serial-to-parallel conversion

Compared with TPIC6C596 and NCV7608, the NPIC6C4894PWJ offers optimal balance of cascade flexibility (dual QS outputs), ruggedness (30 mJ avalanche), and thermal margin (125 °C operation) for cost-sensitive industrial LED and relay control where simplicity and proven reliability are prioritized over advanced diagnostics or higher current density.

Availability

NPIC6C4894PWJ is available at Aetrix Electronics and suitable for LED signage, industrial status panels, and relay control modules requiring stable component supply across extended temperature ranges and long production lifecycles.

Supply support for NPIC6C4894PWJ 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

Nexperia is a global semiconductor expert focused on high-volume, high-reliability logic, analog, and MOSFET solutions for automotive, industrial, and consumer markets.

The NPIC6C4894 belongs to Nexperia's Power Logic family, engineered specifically for robust serial-to-parallel power driving in harsh environments where inductive load switching, wide temperature operation, and long-term supply stability are critical.

FAQ

What is the maximum safe operating voltage on the QPn outputs?

The NPIC6C4894PWJ specifies a drain-source breakdown voltage (V_(BR)DSS) of 33 V minimum, with output clamping voltage rated at 33 V. This means the device can safely sustain up to 33 V across each QPn output relative to GND during transient events, provided the avalanche energy remains within the 30 mJ single-pulse limit and average power dissipation stays within package thermal limits.

Can NPIC6C4894PWJ drive LEDs directly without external current-limiting resistors?

No - the NPIC6C4894PWJ is an open-drain current-sink driver and requires external pull-up resistors to set LED current. Its 100 mA continuous rating defines maximum safe sink current per channel; the resistor value must be selected based on forward voltage drop, supply rail, and desired LED current, ensuring power dissipation in both resistor and IC remains within limits.

How does QS1 differ from QS2 in cascaded configurations?

QS1 delivers the Q10 stage data on every CP rising edge, enabling high-speed cascading with clocks having fast rise times (<10 ns). QS2 delivers Q11 stage data on the subsequent CP falling edge, allowing reliable inter-device synchronization when clock rise time is slow (>50 ns), reducing setup/hold timing constraints in cost-optimized PCB layouts.

Is NPIC6C4894PWJ automotive-qualified?

No - although the NPIC6C4894PWJ operates from −40 °C to +125 °C and meets AEC-Q100 stress test levels for some parameters, Nexperia does not list it as AEC-Q100 qualified in its official documentation. It is intended for industrial and commercial applications; automotive use requires explicit qualification confirmation from Nexperia or selection of an AEC-Q100-certified variant.

NPIC6C4894PWJ Specifications

Product attributes: Attribute value

Manufacturer:: Nexperia USA Inc.

Series:: -

Package/Case:: 20-TSSOP (0.173", 4.40mm Width)

Packaging:: Tape & Reel (TR)

Product Status:: Obsolete

Logic Type:: Shift Register

Output Type:: Open Drain

Number of Elements:: 1

Number of Bits per Element:: 12

Function:: Serial to Parallel

Voltage - Supply:: 4.5V ~ 5.5V

Operating Temperature:: -40°C ~ 125°C

Grade:: -

Qualification:: -

Mounting Type:: Surface Mount

Supplier Device Package:: 20-TSSOP

NPIC6C4894PWJ FAQ

1.How can I place an order for NPIC6C4894PWJ through Aetrix?

Please submit a Request for Quotation (RFQ) for NPIC6C4894PWJ 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 NPIC6C4894PWJ reliable?

The price and inventory of NPIC6C4894PWJ are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for NPIC6C4894PWJ is usually 5 days.

3.What payment methods are accepted for NPIC6C4894PWJ?

We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for NPIC6C4894PWJ transactions.

Note: Certain payment methods may incur a processing fee.

4.How is shipping managed for NPIC6C4894PWJ?

NPIC6C4894PWJ orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.

Once your NPIC6C4894PWJ 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 NPIC6C4894PWJ?

For technical support, including NPIC6C4894PWJ datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your NPIC6C4894PWJ requirements.

6.How does Aetrix verify that NPIC6C4894PWJ is sourced from the original manufacturer or authorized distributors?

All NPIC6C4894PWJ 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 NPIC6C4894PWJ meets industry standards.

7.What is the process for return or replacement of NPIC6C4894PWJ?

All NPIC6C4894PWJ units undergo pre-shipment inspection (PSI). If there is an issue with NPIC6C4894PWJ, 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 NPIC6C4894PWJ part is unused and in its original packaging.

Return procedure for NPIC6C4894PWJ:

1.Submit a request within 90 days.

2.Obtain a Return Material Authorization (RMA) from Aetrix.

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