4 layers38 × 39 mm
CLN17-V2.0
creapunk/CLN-ClosedLoopNemaDriver
Compact closed-loop stepper motor driver designed for NEMA motors
97 parts1.1k
BL9362
BLExtended
-40℃~+85℃ 1 1.6MHz~2.4MHz 4.5V~60V 600mA 648uA Adjustable Buck Buck Built-in No SOT-23-6L DC-DC Converters ROHS
- Part id
- bl/BL9362
- Category
- DC DC Converters
- Package
- SOT-23-6L
- Pins
- 6
- In stock
- 36 at JLCPCB (C2909086)
- Used on
- 3 open-source boards
Overview
The BL9362 is a DC DC Converter made by BL in a SOT-23-6L package with 6 pins. -40℃~+85℃ 1 1.6MHz~2.4MHz 4.5V~60V 600mA 648uA Adjustable Buck Buck Built-in No SOT-23-6L DC-DC Converters ROHS.
PCBKit's library has its KiCad symbol (EasyEDA_Cloud:aoz1280ci, from EasyEDA) and its footprint (Package_TO_SOT_SMD:SOT-23-6, from KiCad's library), ready for a KiCad board. 36 are in stock at JLCPCB (part C2909086). 3 open-source boards in 1 repository on GitHub use it.
Symbol
Footprint
From the datasheet
13- Supply, least
- 4.5 V · VIN, recommended operating min · p. 4
- Supply, most
- 60 V · VIN, recommended operating max · p. 4
- Supply, absolute maximum
- 60 V · VIN, absolute max · p. 3
- Works from
- -40 °C · Operating temperature min · p. 3
- Works up to
- 85 °C · Operating temperature max · p. 3
- Junction, hottest
- 150 °C · Operating junction temperature max · p. 3
- Takes working
- 648 µA · Input supply current typical, Vfb=5V no loading · p. 4
- Takes asleep
- 200 nA · Input shutdown current typical, Ven<0.3V · p. 4
- Gives
- 600 mA · Continuous output current max · p. 1
- Current limit
- 950 mA · Limited current typical · p. 4
- Feedback reference
- 795 mV · FB reference typical, 4.5V<Vin<60V · p. 4
- Switches at
- 2 MHz · OSC frequency typical · p. 4
- Junction to case (SOT23-6)
- 110 K/W · Package junction-to-case thermal resistance · p. 3
What it is and has
11- Internal NMOS
- 850mΩ · p. 1
- Compensation
- Internal · p. 1
- Switching
- Fixed 2MHz PWM operation · p. 1
- Soft start
- Internal · p. 1
- Output voltage
- Adjustable down to 0.795V · p. 1
- Protection
- Cycle-by-cycle current limit · p. 1
- Control
- Current Mode · p. 1
- Protection
- Short-circuit protection · p. 1
- Enable
- Logic control shutdown; EN can be connected to VIN · p. 1
- Protection
- Thermal shutdown and UVLO · p. 1
- Package
- SOT23-6 · p. 1
Around it
4- cap 0.1uF or larger
- between BST and LX; Bootstrap capacitor supplying the top switch gate and driver. · p. 2
- cap 22μF or larger
- between VOUT and GND; Nominal output capacitance for most applications; low impedance at the switching frequency. · p. 5
- ind 10μH or 15μH
- between LX and VOUT; Suggested inductor values for VOUT=5V. · p. 5
- ind 10μH
- between LX and VOUT; Suggested inductor value for VOUT=3.3V. · p. 5
Specifications
23| Parameter | Conditions | As printed | Page |
|---|---|---|---|
| Input Voltage Range | min -0.3 · max 60 V | 3 | |
| Max Operating Junction Temperature(Tj) | max 150 C | 3 | |
| LX, EN Voltage | Upper limit VIN+0.3V | min -0.3 V | 3 |
| BST Voltage | Upper limit LX+6V | min -0.3 V | 3 |
| FB Voltage | min -0.3 · max 6 V | 3 | |
| Operating Temperature(To) | min -40 · max 85 C | 3 | |
| Package Thermal Resistance (jc) | SOT23-6 | typ 110 C / W | 3 |
| Storage Temperature(Ts) | min -55 · max 150 C | 3 | |
| ESD Rating | max 2500 V | 3 | |
| Input Voltage Range VIN | VIN = VEN = 16V unless otherwise specified; typical values at TA = 25C | min 4.5 · max 60 V | 4 |
| Input Supply Current IQ | VIN = VEN = 16V; Vfb=5V no loading; TA = 25C typical | typ 648 uA | 4 |
| Input Shutdown Current Isd | VIN = 16V; Ven<0.3V; TA = 25C typical | typ 0.2 · max 3 uA | 4 |
| En high level Ven_ON | VIN = 16V; VFB=0V,rising; TA = 25C typical | typ 1.23 V | 4 |
| En low level Ven_OFF | VIN = 16V; VFB=0V,falling; TA = 25C typical | typ 1.13 V | 4 |
| En Hysteresis En hys | VIN = 16V; VFB=0V; TA = 25C typical | typ 0.1 V | 4 |
| Enable input current IEN | VIN = 16V; VEN=16V; TA = 25C typical | typ 4.4 uA | 4 |
| OSC frequency Fosc | VIN = VEN = 16V; TA = 25C typical | min 1.6 · typ 2 · max 2.4 MHz | 4 |
| Min on time Ton min | VIN = VEN = 16V; TA = 25C typical | typ 100 ns | 4 |
| Limited current Ilim | VIN = VEN = 16V; TA = 25C typical | typ 0.95 A | 4 |
| Termal shutdown Temp | VIN = VEN = 16V; Temp rising | typ 160 °C | 4 |
| Termal shutdown Temp | VIN = VEN = 16V; Temp falling | typ 140 °C | 4 |
| NMOS leakage Ileakage | VIN = 16V; VEN=0V, VLX=0V | max 10 uA | 4 |
| NMOS on resistance RDSON | VIN=12V; Vbst-Vlx=5V; VEN = 16V; TA = 25C typical | typ 850 mΩ | 4 |
Pins, by the datasheet
6- 1 BST
- Bootstrap supply for the top switch and driver; connect a 0.1uF or larger capacitor between BST and LX. · p. 2
- 2 GND
- Analog Ground. · p. 2
- 3 FB
- Output feedback input regulated to 795mV; connect a resistive divider. · p. 2
- 4 EN
- Drive high to turn on the regulator and low to turn it off. · p. 2
- 5 VIN
- Connect a 4.5V to 60V supply and bypass to GND with a suitably large capacitor. · p. 2
- 6 LX
- Switching node supplying the output; connect the output LC filter from LX to the output load. · p. 2
Open-source boards using it
3- 4 layers38 × 39 mm
CLN17-V2.1
creapunk/CLN-ClosedLoopNemaDriver
Compact closed-loop stepper motor driver designed for NEMA motors
97 parts1.1k - 4 layers38 × 39 mm
CLN17-V2.5
creapunk/CLN-ClosedLoopNemaDriver
Compact closed-loop stepper motor driver designed for NEMA motors
97 parts1.1k
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Questions
Is there a KiCad symbol and footprint for the BL9362?
Yes. The symbol is EasyEDA_Cloud:aoz1280ci and the footprint Package_TO_SOT_SMD:SOT-23-6, both drawn on this page. PCBKit places them on a board for you when you design with it.
What package is the BL9362?
SOT-23-6L, with 6 pins. Its footprint is drawn on this page.
Where is the BL9362 datasheet?
BL publishes it: the Datasheet link on this page opens it.
Where can I order the BL9362?
JLCPCB lists it as part C2909086, with 36 in stock; the sellers' links on this page open their listings.
What can replace the BL9362?
Parts like it in the library: the TPS562201DDC by Texas Instruments, the TPS561201DDCR by Texas Instruments, the SX1308 by SX and the ETA8120S2G by etasolution. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the BL9362?
3 boards in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.