Mfr Part #:

TLD5190QV

Mfr Name: Infineon

The Infineon TLD5190QV is a high-power Buck-Boost controller designed for LED driving applications. It offers a wide input voltage range and high efficiency.

✓ Total Stock: 6,868 pcs

$ Price Range: $0.20

TLD5190QV Available from 3 distributors

✓ Authorised

✓ Non-Authorised

Distributor		Stock	Pricing	MOQ	PKG	Lead Time	Date Code	On Order Quantity	On Order Delivery
Optech Co.,Limited ✓ Non-Authorised Inventory information	5,191 pcs On Request	5191 pcs	On Request	1	On Request	On Request	20+	On Request	On Request
Xingangxin ✓ Non-Authorised Inventory information	1,630 pcs On Request	1630 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request
Bristol Electronics ✓ Non-Authorised Inventory information	47 pcs On Request	47 pcs	On Request	1	On Request	On Request	On Request	On Request	On Request

TLD5190QV Specifications Quick View

Most important parameters for selection – full specs in datasheet.

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Category	New Products
Manufacturer Name	Infineon
Controller Type	Buck-Boost
Efficiency	up to 96%
Protection Features	Advanced protection features

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TLD5190QV Description

Short technical summary and product information.

The Infineon TLD5190QV is a synchronous MOSFET H-Bridge DC/DC controller designed for high-power LED applications. It supports a wide LED forward voltage range from 2 V to 55 V and an input voltage range of 4.5 V to 55 V. The device operates with a switching frequency adjustable from 200 kHz to 700 kHz and achieves maximum efficiency up to 96%.

Key features include constant current and constant voltage regulation, enhanced analog and PWM dimming capabilities, and LED current accuracy of +/- 3%. The TLD5190QV is EMC optimized with an auto Spread Spectrum feature to improve electromagnetic compatibility. It also includes advanced protection and diagnostic functions such as open load, overvoltage, shorted LED fault, and overtemperature detection.

Available in PG-VQFN-48-31 and PG-TQFP-48-9 packages, this controller is automotive AEC qualified, making it suitable for harsh automotive environments. Its design minimizes external components while maximizing system efficiency for driving high-power LEDs.

TLD5190QV Quick Information

Product Type: LED Driver

Canonical Name: TLD5190QV H-Bridge DC/DC Controller

Subcategory: LED Drivers

TLD5190QV Compliance

RoHS Status: RoHS Compliant

Moisture Sensitivity Level (MSL): 1 Unlimited

REACH Status: REACH Unaffected

TLD5190QV Estimated Pricing

Qty	Low	High
1+	$0.20	$0.20

Estimated market price range - modelled values for guidance only, not live distributor offers.

TLD5190QV Features

Single inductor high power Buck-Boost controller.
Wide LED forward voltage range (2 V to 55 V).
High efficiency up to 96%.
Analog and PWM dimming features.
Automotive AEC Qualified.

TLD5190QV Applications

High power LED current regulation.
Automotive lighting systems.
DC/DC power conversion.
General LED driver applications.

TLD5190QV FAQs

7 frequently asked questions generated from this part’s specifications.

What is the input voltage range for the TLD5190QV?

The input voltage range is 4.5 V to 40 V for the IC and 4.5 V to 55 V for the power supply.

What is the switching frequency range of the TLD5190QV?

The switching frequency can be adjusted from 200 kHz to 700 kHz.

What is the maximum efficiency achieved by the TLD5190QV?

The TLD5190QV can achieve a maximum efficiency of up to 96%.

What types of dimming are supported by the TLD5190QV?

The TLD5190QV supports both analog and PWM dimming.

What is the LED current accuracy of the TLD5190QV?

The LED current accuracy is +/- 3%.

What packages is the TLD5190QV available in?

The TLD5190QV is available in PG-VQFN-48-31 and PG-TQFP-48-9 packages.

Is the TLD5190QV suitable for automotive applications?

Yes, the TLD5190QV is automotive AEC Qualified.