PLCC has two common meanings depending on context. In electronics, it stands for Plastic Leaded Chip Carrier, a type of packaging used to house microchips on circuit boards. In finance, it stands for Private Label Credit Card, a store-branded card you can only use at one specific retailer. Both terms come up frequently, so here’s what each one means and why it matters.
PLCC in Electronics
A Plastic Leaded Chip Carrier is a square (or sometimes rectangular) plastic package that holds an integrated circuit chip. Its defining feature is the J-shaped leads, or pins, that curl underneath the package on all four sides. These J-leads allow the chip to be surface-mounted directly onto a circuit board rather than requiring holes drilled through it, which saves space and simplifies manufacturing.
PLCC packages come in standard pin counts: 20, 28, 32, 44, 52, 68, and 84. The pins are spaced 0.050 inches apart (about 1.27 mm), which was a widely adopted standard across the semiconductor industry. A 20-pin PLCC measures roughly 10 mm square, while an 84-pin version is about 30 mm square. The 28-pin and 32-pin variants also come in rectangular shapes, where one side is longer than the other.
PLCC was especially popular from the 1980s through the early 2000s for housing processors, memory chips, and other integrated circuits. You might recognize the form factor if you’ve ever seen a socketed BIOS chip on a computer motherboard. While newer, smaller package types have largely replaced PLCC in cutting-edge designs, it remains in use for legacy systems, industrial equipment, and applications where the slightly larger footprint isn’t a concern.
PLCC vs. Leadless Chip Carriers
The main alternative in the same era was the Leadless Ceramic Chip Carrier (LCCC), which uses ceramic instead of plastic and has metal contact pads instead of protruding leads. Ceramic packages handle heat better, making them suitable for military and aerospace applications, but they cost more. PLCC’s plastic construction and J-leads made it cheaper to produce and easier to solder, which is why it became the more common choice for consumer and commercial electronics.
PLCC in Finance
A Private Label Credit Card is a store-branded credit card that only works at the retailer that issued it. Think of cards like the Target RedCard or a Nordstrom store card. These cards don’t carry a Visa, Mastercard, or American Express logo and can’t be used anywhere else. A bank or finance company manages the account behind the scenes, but the card itself is branded entirely to the store.
Over half of the top 100 U.S. retailers offer some type of store card. As of 2024, there were more than 160 million open private label accounts in the United States, representing roughly one out of every four credit card accounts. For consumers with subprime credit scores, the ratio is closer to one in three.
How Store Cards Differ From Co-Branded Cards
Some retailers offer two tiers of cards. The private label version works only at that store, while a co-branded version carries a payment network logo (Visa, Mastercard, etc.) and can be used anywhere those networks are accepted. Co-branded cards are more versatile, but the store-only version typically comes with easier approval requirements and store-specific perks like discounts on purchases.
Interest Rates Are Significantly Higher
Private label cards carry some of the highest interest rates in consumer lending. As of December 2024, the average APR on store cards from top retailers was 32.66%, compared to general purpose cards, which averaged around 22.7% in 2022 before also rising. That gap has widened in recent years, with issuers citing “market conditions” as justification for increases.
The high rates hit cardholders hard because store card users tend to carry balances more often. In 2023, 54% of active private label accounts revolved a balance from month to month, compared to 48% for general purpose cards. Consumers collectively owed over $63 billion on private label products in 2024, about 5.7% of all credit card debt.
Why Retailers Offer Them
For stores, PLCCs are a loyalty tool. Cardholders tend to shop more frequently and spend more per visit than non-cardholders. The cards also generate valuable purchasing data: what customers buy, how often, and how much they spend. When integrated with a loyalty program, store cards make customers more willing to share personal information and keep it updated, giving retailers a detailed picture of shopping behavior they can use for targeted marketing.
Retailers also benefit financially. They avoid paying the interchange fees that come with processing Visa or Mastercard transactions, since the card only works within their own system. That said, the private label market has been shrinking. The number of accounts fell from 253 million in 2018 to 161 million in 2024, and only 38% of consumers reported having a store card in 2024, down from over 60% in 2015. General purpose cards, meanwhile, grew to 551 million accounts over the same period.