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Product Detailed Parameters
- Description：IC LED DRVR RGLTR PWM TSOT23-6
- Series：-
- Mfr：Renesas Electronics Corporation
- Package：Tape & Reel (TR),Cut Tape (CT)
- Type：DC DC Regulator
- Topology：Step-Up (Boost)
- Internal Switch(s)：Yes
- Number of Outputs：1
- Voltage - Supply (Min)：2.7V
- Voltage - Supply (Max)：5.5V
- Voltage - Output：27V
- Current - Output / Channel：350mA (Switch)
- Frequency：1.35MHz
- Dimming：Analog, PWM
- Applications：Backlight
- Operating Temperature：-40°C ~ 85°C (TA)
- Mounting Type：Surface Mount
- Package / Case：SOT-23-6 Thin, TSOT-23-6
- Supplier Device Package：TSOT-23-6
- Grade：-
- Qualification：-
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Overview
The ISL97631IHTZ-T7 is a high-power white LED boost driver manufactured by Renesas Electronics Corporation. It operates within a supply voltage range of 2.7 V to 5.5 V and supports a maximum power supply current of 1 mA. The device is designed for segment-based LED display applications, featuring six segments. It functions in an ambient temperature range from -40°C to +85°C and utilizes a TSOT package with surface-mount installation.
Feature Summary
- Integrated boost converter topology for driving high-power white LEDs
- Segmented output architecture supporting up to six distinct LED segments
- Low quiescent current consumption suitable for battery-powered portable devices
Applications
- Portable electronic device displays
- Handheld instrument indicators
- Consumer electronics status panels
Procurement Notes
Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix T7 indicates reel packaging configuration. Check for End-of-Life (EOL) status updates as the part is listed as discontinued. Ensure compatibility with existing PCB footprints for the TSOT package before integration.
Selection Notes
Select this component when designing circuits requiring segmented high-power white LED illumination with low standby current. Evaluate the 2.7 V to 5.5 V input range against the system's available power rails. Consider the thermal performance within the specified -40°C to +85°C operating window for the target enclosure environment.
Part Context
This IC belongs to the ISL97631 series of LED display drivers from Renesas. It is specifically engineered for applications needing efficient drive currents for white LEDs in compact form factors. The series targets portable markets where power efficiency and small footprint are critical design constraints.
Replacement Considerations
As the part is marked as discontinued, identify equivalent segmented LED boost drivers from current Renesas portfolios or alternative manufacturers. Verify that substitute components match the TSOT package dimensions and electrical characteristics for seamless replacement.
