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Overview
| Topology | Buck Converter |
| Input voltage | 6-42 V |
| Output 1 | 5 V / 0.5 A |
| Output 2 | 3.3 V / 0.5 A |
| IC revision | 001 |
Description
This is the product guarantees long time support in Industrial market. The BD9G102G-LB is a 42V, 0.5A non-synchronous buck converter with integrated internal high-side 42V Power MOSFET. Operating frequency is 1.0MHz fixed by inner circuit. The components of phase compensation are built in. Additional protection features are included such as Over Current Protection, Thermal Shutdown and Under Voltage Lockout.
Features
- Long Time Support Product for Industrial Applications.
- Wide Operating Input Range 6V to 42V
- 45V/800mȍ Internal Power MOSFET
- 1.0MHz Fixed Operating Frequency
- Feedback Pin Voltage 0.75V ± 2.0%
- Accurate EN Threshold 1.8V ± 0.1V
- Current Mode
- Internal Compensation
- Cycle-by-Cycle Over Current Protection(OCP)
- Under Voltage Locked Out(UVLO), Over Voltage Protection(OVP), Thermal Shut Down(TSD)
- 0μA Low Shutdown Supply Current
Typical applications
- Industrial Equipment, OA Instrument
- Battery Powered Equipment
More information
Products
Order Code | Datasheet | Simulation | Downloads | Status | Product series | L(µH) | IR(A) | ISAT(A) | RDC(mΩ) | fres(MHz) | Mount | RDC max.(Ω) | Version | IRP,40K(A) | ISAT,10%(A) | ISAT,30%(A) | Q(%) | Samples | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
 | WE-LQ SMT Inductor, 15 µH, 0.73 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LQ SMT Inductor | Inductance15 µH | Rated Current0.73 A | Saturation Current1.24 A | – | Self Resonant Frequency26 MHz | MountSMT | DC Resistance0.5 Ω | – | – | – | – | Q-Factor45 % | ||||
 | WE-LQS SMT Power Inductor, 15 µH, 2 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LQS SMT Power Inductor | Inductance15 µH | Rated Current2 A | Saturation Current2.2 A | DC Resistance86 mΩ | Self Resonant Frequency22 MHz | MountSMT | – | – | – | – | – | – | ||||
 | WE-TPC SMT Tiny Power Inductor, 15 µH, 1.03 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-TPC SMT Tiny Power Inductor | Inductance15 µH | Rated Current1.03 A | Saturation Current0.75 A | – | Self Resonant Frequency35 MHz | MountSMT | DC Resistance0.22 Ω | VersionSMT | – | – | – | – | ||||
 | WE-TPC SMT Tiny Power Inductor, 15 µH, 1.03 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-TPC SMT Tiny Power Inductor | Inductance15 µH | Rated Current1.03 A | Saturation Current0.75 A | – | Self Resonant Frequency25 MHz | MountSMT | DC Resistance0.15 Ω | – | – | – | – | – | ||||
 | WE-SPC SMT Power Inductor, 15 µH, 0.75 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-SPC SMT Power Inductor | Inductance15 µH | Rated Current0.75 A | Saturation Current1.35 A | – | Self Resonant Frequency24 MHz | MountSMT | DC Resistance0.43 Ω | VersionSMT | – | – | – | – | ||||
 | WE-SPC SMT Power Inductor, 15 µH, 1.1 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-SPC SMT Power Inductor | Inductance15 µH | Rated Current1.1 A | Saturation Current1.6 A | – | Self Resonant Frequency19 MHz | MountSMT | DC Resistance0.245 Ω | VersionSMT | – | – | – | – | ||||
 | WE-LHMI SMT Power Inductor, 15 µH, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LHMI SMT Power Inductor | Inductance15 µH | – | – | – | Self Resonant Frequency17 MHz | MountSMT | DC Resistance0.374 Ω | – | Performance Rated Current1.6 A | Saturation Current @ 10%1.35 A | Saturation Current @ 30%2.75 A | – | ||||
| WE-LQS SMT Power Inductor, 15 µH, 1.3 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LQS SMT Power Inductor | Inductance15 µH | Rated Current1.3 A | Saturation Current1.5 A | DC Resistance162 mΩ | Self Resonant Frequency31 MHz | MountSMT | – | – | – | – | – | – | ||||
| WE-LQ SMT Inductor, 22 µH, 0.63 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LQ SMT Inductor | Inductance22 µH | Rated Current0.63 A | Saturation Current1 A | – | Self Resonant Frequency20 MHz | MountSMT | DC Resistance0.7 Ω | – | – | – | – | Q-Factor50 % | ||||
| WE-LQS SMT Power Inductor, 22 µH, 1.15 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LQS SMT Power Inductor | Inductance22 µH | Rated Current1.15 A | Saturation Current1.35 A | DC Resistance225 mΩ | Self Resonant Frequency22 MHz | MountSMT | – | – | – | – | – | – | ||||
| WE-LQS SMT Power Inductor, 22 µH, 1.5 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LQS SMT Power Inductor | Inductance22 µH | Rated Current1.5 A | Saturation Current1.7 A | DC Resistance129 mΩ | Self Resonant Frequency17 MHz | MountSMT | – | – | – | – | – | – | ||||
| WE-TPC SMT Tiny Power Inductor, 22 µH, 0.88 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-TPC SMT Tiny Power Inductor | Inductance22 µH | Rated Current0.88 A | Saturation Current0.6 A | – | Self Resonant Frequency26 MHz | MountSMT | DC Resistance0.3 Ω | VersionSMT | – | – | – | – | ||||
| WE-TPC SMT Tiny Power Inductor, 22 µH, 0.925 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-TPC SMT Tiny Power Inductor | Inductance22 µH | Rated Current0.925 A | Saturation Current0.7 A | – | Self Resonant Frequency20 MHz | MountSMT | DC Resistance0.185 Ω | – | – | – | – | – | ||||
| WE-SPC SMT Power Inductor, 22 µH, 0.65 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-SPC SMT Power Inductor | Inductance22 µH | Rated Current0.65 A | Saturation Current1.1 A | – | Self Resonant Frequency20 MHz | MountSMT | DC Resistance0.549 Ω | VersionSMT | – | – | – | – | ||||
| WE-SPC SMT Power Inductor, 22 µH, 0.85 A | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-SPC SMT Power Inductor | Inductance22 µH | Rated Current0.85 A | Saturation Current1.3 A | – | Self Resonant Frequency14 MHz | MountSMT | DC Resistance0.354 Ω | VersionSMT | – | – | – | – | ||||
| WE-LHMI SMT Power Inductor, 22 µH, – | Status Activei| Production is active. Expected lifetime: >10 years. | Product seriesWE-LHMI SMT Power Inductor | Inductance22 µH | – | – | – | Self Resonant Frequency14 MHz | MountSMT | DC Resistance0.5 Ω | – | Performance Rated Current1.3 A | Saturation Current @ 10%1.45 A | Saturation Current @ 30%2.35 A | – |