4 layers63 × 20 mm
Twinusb.kicad
s-t-e-f-a-n/twinusb
H₂H³ | Twin USB Host Switch × Triple USB Hub (with OLED Telemetry)
120 parts7
Overview
The BAT54LP is a schottky Diode made by Diodes Incorporated in a X1-DFN1006-2 package with 2 pins. -65℃~+150℃ 1 Independent 1V@100mA 200mA 2uA@25V 30V 600mA X1-DFN1006-2 Schottky Diodes ROHS.
PCBKit's library has its KiCad symbol (Device:D_Schottky, from KiCad's library) and its footprint (4ms_Diode:DFN-1006-2, from 4ms), ready for a KiCad board. 13,792 are in stock at JLCPCB (part C134410). 3 open-source boards in 3 repositories on GitHub use it.
Symbol
Footprint
From the datasheet
9- Forward current, most
- 200 mA · IF, maximum continuous forward current at TA = +25°C · p. 2
- Reverse voltage, most
- 30 V · VRWM, maximum working peak reverse voltage · p. 2
- Junction, hottest
- 150 °C · TJ, maximum operating junction temperature · p. 2
- Junction to air (X1-DFN1006-2)
- 400 K/W · Maximum junction to ambient air resistance, recommended pad layout on FR-4 · p. 2
- Forward voltage
- 240 mV · VF, max at IF = 0.1mA · p. 2
- Forward voltage
- 320 mV · VF, max at IF = 1mA · p. 2
- Forward voltage
- 400 mV · VF, max at IF = 10mA · p. 2
- Forward voltage
- 500 mV · VF, max at IF = 30mA · p. 2
- Forward voltage
- 1 V · VF, max at IF = 100mA · p. 2
What it is and has
7- Forward voltage
- Low forward voltage drop · p. 1
- Package
- X1-DFN1006-2 · p. 1
- Switching
- Fast switching · p. 1
- Protection
- PN junction guard ring for transient and ESD protection · p. 1
- Moisture sensitivity
- Level 1 per J-STD-020 · p. 1
- Compliance
- Totally lead-free and fully RoHS compliant · p. 1
- Materials
- Halogen and antimony free · p. 1
Specifications
18| Parameter | Conditions | As printed | Page |
|---|---|---|---|
| Peak Repetitive Reverse Voltage VRRM | TA = +25°C; shared rating with VRWM and VR | max 30 V | 2 |
| Working Peak Reverse Voltage VRWM | TA = +25°C | max 30 V | 2 |
| DC Blocking Voltage VR | TA = +25°C; shared rating with VRRM and VRWM | max 30 V | 2 |
| Forward Continuous Current IF | TA = +25°C | max 200 mA | 2 |
| Repetitive Peak Forward Current IFRM | TA = +25°C | max 300 mA | 2 |
| Forward Surge Current IFSM | TA = +25°C; t < 1.0s | max 600 mA | 2 |
| Power Dissipation (Note 5) PD | Part mounted on FR-4 PC board with recommended pad layout | max 312 mW | 2 |
| Thermal Resistance, Junction to Ambient Air (Note 5) RJA | X1-DFN1006-2; part mounted on FR-4 PC board with recommended pad layout | max 400 °C/W | 2 |
| Operating and Storage Temperature Range TJ, TSTG | min -65 · max 150 °C | 2 | |
| Reverse Breakdown Voltage (Note 6) V(BR)R | IR = 100uA; short duration pulse test | min 30 V | 2 |
| Forward Voltage VF | IF = 0.1mA | max 240 mV | 2 |
| Forward Voltage VF | IF = 1mA | max 320 mV | 2 |
| Forward Voltage VF | IF = 10mA | max 400 mV | 2 |
| Forward Voltage VF | IF = 30mA | max 500 mV | 2 |
| Forward Voltage VF | IF = 100mA | max 1000 mV | 2 |
| Reverse Leakage Current (Note 6) IR | VR = 25V; short duration pulse test | max 2 uA | 2 |
| Total Capacitance CT | VR = 1.0V, f = 1.0MHz | max 10 pF | 2 |
| Reverse Recovery Time tRR | IF = 10mA through IR = 10mA to IR = 1.0mA, RL = 100Ω | max 5 ns | 2 |
Ordering codes, by the datasheet
2- BAT54LP-7
- X1-DFN1006-2 · 3,000 per Tape & Reel · p. 1
- BAT54LP-7B
- X1-DFN1006-2 · 10,000 per Tape & Reel · p. 1
Parameters
11- Current - Rectified
- 200mA
- Diode Configuration
- 1 Independent
- Junction Temperature(Max)
- 150℃
- Non-Repetitive Peak Forward Surge Current
- 600mA
- Operating Junction Temperature Range
- -65℃~+150℃
- Power Dissipation
- 312mW
- Reverse Leakage Current (Ir)
- 2uA@25V
- Thermal Resistance(Junction to Ambient)
- 400℃/W
- Voltage - DC Reverse(Vr)
- 30V
- Voltage - Forward(Vf)
- 240mV
- Voltage - Forward(Vf@If)
- 1V@100mA
Order codes
1- BAT54LP-7LCSC C134410
Pinout
2| Pin | Name | Type |
|---|---|---|
| 1 | K | Passive |
| 2 | A | Passive |
Open-source boards using it
All 3- 4 layers39.9 × 57.9 mm
- 4 layers40 × 68 mm
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<iframe src="https://pcbkit.io/embed/parts/diodes/BAT54LP" title="BAT54LP in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/diodes/BAT54LP.jpg" alt="BAT54LP" width="1200" height="900">[](https://pcbkit.io/parts/diodes/BAT54LP)Questions
Is there a KiCad symbol and footprint for the BAT54LP?
Yes. The symbol is Device:D_Schottky and the footprint 4ms_Diode:DFN-1006-2, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the BAT54LP?
X1-DFN1006-2, with 2 pins. Its footprint is drawn on this page.
Where is the BAT54LP datasheet?
Diodes Incorporated publishes it: the Datasheet link on this page opens it.
Where can I order the BAT54LP?
JLCPCB lists it as part C134410, with 13,792 in stock; the sellers' links on this page open their listings.
What can replace the BAT54LP?
Parts like it in the library: the BAT54LP-7B by Diodes Incorporated. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the BAT54LP?
3 boards in 3 repositories on GitHub; the most starred are listed on this page, with their KiCad files.
