2 layers61.5 × 100.3 mm
Overview
The DW01A is a battery Management made by HL in a SOT23-6 package with 6 pins. -40℃~+85℃ 1 1.5V~10V 2.5V 4.3V 700nA Lithium Battery Protection IC Support SOT23-6 Battery Management ROHS.
PCBKit's library has its KiCad symbol (Battery_Management:DW01A, from KiCad's library) and its footprint (Package_TO_SOT_SMD:SOT-23-6, from KiCad's library), ready for a KiCad board. 7,594 are in stock at JLCPCB (part C18164398). 1 open-source board in 1 repository on GitHub use it.
Symbol
Footprint
From the datasheet
10- Supply, least
- 1.5 V · VDD, operating min · p. 4
- Supply, most
- 10 V · VDD, operating max · p. 4
- Supply, absolute maximum
- 10 V · VDD, absolute max · p. 3
- Works from
- -40 °C · TA, operating min · p. 3
- Works up to
- 85 °C · TA, operating max · p. 3
- Junction, hottest
- 150 °C · Junction temperature max · p. 3
- Takes working
- 2 µA · VDD, typical operating current at 3.9 V · p. 4
- Takes at most
- 6 µA · VDD, max operating current at 3.9 V · p. 4
- Takes asleep
- 700 nA · VDD, typical low-power current at 2.0 V · p. 4
- Junction to air (SOT23-6)
- 200 K/W · Junction-to-ambient thermal resistance · p. 3
What it is and has
7- Application
- Single-cell lithium-ion or lithium-polymer battery protection · p. 1
- Protection voltage detection
- High-accuracy overcharge and overdischarge detection · p. 1
- Protection
- High-accuracy discharge overcurrent detection · p. 1
- Protection
- Battery short-circuit protection · p. 1
- Package
- SOT23-6 · p. 1
- 0V battery charging
- Allowed · p. 2
- Low-power mode
- Enabled · p. 2
Around it
3- cap 0.1μF
- between VDD and VSS; C1 ceramic decoupling capacitor; forms a filter with R1. · p. 10
- res 100Ω
- between B+ and VDD; R1 recommended value; its resistance must be smaller than R2. · p. 10
- res 1kΩ
- between VM and Q1 source; R2 recommended current-limiting resistor. · p. 10
Specifications
28| Parameter | Conditions | As printed | Page |
|---|---|---|---|
| 过电压充电保护阈值 VOCTYP | DW01A; 精度范围 ±50mV | typ 4.3 V | 2 |
| 过电压充电恢复阈值 VOCRTYP | DW01A; 精度范围 ±50mV | typ 4.1 V | 2 |
| 过电压放电保护阈值 VODTYP | DW01A; 精度范围 ±75mV | typ 2.5 V | 2 |
| 过电压放电恢复阈值 VODRTYP | DW01A; 精度范围 ±75mV | typ 2.9 V | 2 |
| 过电流放电保护阈值 VEDITYP | DW01A; 精度范围 ±20mV | typ 0.15 V | 2 |
| 过电压充电保护延迟时间 tOCTYP | DW01A; 精度范围 ±30% | typ 110 ms | 2 |
| 过电压放电保护延迟时间 tODTYP | DW01A; 精度范围 ±30% | typ 55 ms | 2 |
| 过电流放电保护延迟时间 tEDITYP | DW01A; 精度范围 ±30% | typ 7 ms | 2 |
| 供电电源 VDD | min -0.3 · max 10 V | 3 | |
| 贮存温度 | min -65 · max 150 ℃ | 3 | |
| DOUT 端允许输入电压 | Maximum VDD+0.3V | min -0.3 V | 3 |
| 功耗 PD | SOT23-6; TA=25℃ | max 625 mW | 3 |
| 热阻 θJA | SOT23-6 | typ 200 ℃/W | 3 |
| 工作温度 TA | min -40 · max 85 ℃ | 3 | |
| 焊接温度 | 锡焊，10 秒 | max 260 ℃ | 3 |
| 结温 | max 150 ℃ | 3 | |
| 供电电源 VDD | －40℃≤TA≤85℃ | min 1.5 · max 10 V | 4 |
| 过电流放电恢复延迟时间 tEDIR | VDD=3.6V; TA=25℃ | min 1.2 · typ 1.8 · max 2.4 ms | 4 |
| 电池短路保护阈值 VSHORT | VM 端电压; VDD=3.6V; TA=25℃ | min 0.82 · typ 1.36 · max 1.75 V | 4 |
| 电池短路保护延迟时间 tSHORT | VDD=3.6V; TA=25℃ | min 200 · typ 400 · max 600 us | 4 |
| 充电器检测电压 VCHG | VDD=3.0V; TA=25℃ | min -0.27 · typ -0.5 · max -0.86 V | 4 |
| VM 至 VDD 之间的上拉电阻 RVMD | VDD=1.8V; VM=0V; TA=25℃ | min 100 · typ 300 · max 900 kΩ | 4 |
| VM 至 VSS 之间的下拉电阻 RVMS | VDD=3.6V; TA=25℃ | min 15 · typ 30 · max 45 kΩ | 4 |
| COUT 输出低电平下拉电阻 | VDD=3.6V; TA=25℃ | typ 4 MΩ | 4 |
| DOUT 输出低电平 | VDD=2.0V; IDOUT=10uA; TA=25℃ | typ 0.2 · max 0.4 V | 4 |
| 电源电流 IDD | VDD=3.9V; TA=25℃ | typ 2 · max 6 uA | 4 |
| 低功耗模式静态电流 IPDWN | VDD=2.0V; TA=25℃ | typ 0.7 · max 1 uA | 4 |
| 0V 充电允许电压阈值（0V 充电允许型号） V0V_CHG | 充电器电压; TA=25℃ | min 1.2 V | 4 |
Pins, by the datasheet
6- 1 DOUT
- Discharge control output; connects to the gate of external discharge-control N-MOS Q2. · p. 3
- 2 VM
- Charge/discharge current detection input; connects through a current-limiting resistor, generally 1kΩ, to the source of Q1 to sense the voltage drop across Q1 and Q2. · p. 3
- 3 COUT
- Charge control output; connects to the gate of external charge-control N-MOS Q1. · p. 3
- 4 NC
- Leave floating. · p. 3
- 5 VDD
- Battery positive supply input; decouple with a 0.1uF ceramic capacitor. · p. 3
- 6 VSS
- Connect to the battery negative terminal. · p. 3
Ordering codes, by the datasheet
1- DW01A
- SOT23-6 · 6 pins; marking DW01A · p. 2
Parameters
16- 0V Battery Charge
- Support
- Battery Temperature Detection
- Not supported
- Charging Saturation Voltage
- 4.3V
- Current - Supply
- 2uA
- Current - Supply(Max)
- 6uA
- End-Off Voltage
- 2.5V
- Junction Temperature(Max)
- 150℃
- Number of Cells
- 1
- Operating Temperature
- -40℃~+85℃
- Standby Current
- 700nA
- Supply Current (Iq)
- 700nA
- The Chip Type
- Protection IC
- Thermal Resistance(Junction to Ambient)
- 200℃/W
- Type of Battery
- Lithium Battery
- Voltage - Supply
- 1.5V~10V
- Voltage - Supply(Absolute Max)
- 10V
Order codes
1- DW01ALCSC C18164398
Pinout
6| Pin | Name | Type |
|---|---|---|
| 1 | OD | Output |
| 2 | CS | Input |
| 3 | OC | Output |
| 4 | TD | Not connected |
| 5 | VCC | Power in |
| 6 | GND | Power in |
Open-source boards using it
All 1Show this part on your page
<iframe src="https://pcbkit.io/embed/parts/hl/DW01A" title="DW01A in PCBKit" width="100%" height="480" style="border:0;border-radius:12px" allow="fullscreen" loading="lazy"></iframe><img src="https://pcbkit.io/embed/parts/hl/DW01A.jpg" alt="DW01A" width="1200" height="900">[](https://pcbkit.io/parts/hl/DW01A)Questions
Is there a KiCad symbol and footprint for the DW01A?
Yes. The symbol is Battery_Management:DW01A 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 DW01A?
SOT23-6, with 6 pins. Its footprint is drawn on this page.
Where is the DW01A datasheet?
HL publishes it: the Datasheet link on this page opens it.
Where can I order the DW01A?
JLCPCB lists it as part C18164398, with 7,594 in stock; the sellers' links on this page open their listings.
What can replace the DW01A?
Parts like it in the library: the TP4057 by UMW, the DW01A by PUOLOP, the DW01-A/J by Shenzhen Fuman Elec and the TP4057-42-SOT26-R by TOPPOWER. Check their datasheets: a part that fits the footprint may still differ in its ratings.
Which open-source boards use the DW01A?
1 board in 1 repository on GitHub; the most starred are listed on this page, with their KiCad files.
Parts like it
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