VNQ500PEPTR-E - 4-Ch High-Side 36V Driver | STMicroelectronics
料号： VNQ500PEPTR-E ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $2.3 | $2.30 |
| 10 | $2.05 | $20.50 |
| 100 | $1.79 | $179.00 |
| 500 | $1.55 | $775.00 |
| 1,000 | $1.38 | $1,380.00 |
| 3,000 | $1.22 | $3,660.00 |
VNQ500PEPTR-E 概述
A high-side driver (also known as a high-side switch) is a power-distribution topology in which the load is connected between the switch output and ground, while the switch sits between the positive supply rail and the load. This contrasts with low-side switching, which returns the load to the positive rail and switches the ground return. High-side switching is preferred wherever the load must remain at a defined ground potential (for safety, EMI, or fault-detection reasons) and is the canonical building block of automotive body modules, industrial PLCs, and USB/eFuse power rails.
Key feature highlights include four independently controlled outputs, internal current-limit and thermal-shutdown protection, very low quiescent current in standby, and CMOS/TTL-compatible logic inputs. Each output is protected against overload, short-circuit, and ESD events per AEC-Q100 stress profiles. According to the STMicroelectronics VNQ500 product page, the part is designed for "driving any kind of load with one side connected to ground," which captures the broad applicability of the device across resistive, inductive, and capacitive loads.
Typical applications include automotive body-control modules (lighting, door locks, mirror heaters), industrial PLC and sensor-driver stages, USB port power switching, relay replacement, and any system that requires multiple protected 12 V/24 V loads on one PCB. With 36 V load-dump tolerance, the device is well-suited to 12 V automotive rails that routinely see transient overvoltage events.
When designing with this device, ensure the PCB thermal layout uses the exposed pad (EP) as the primary heat-dissipation path. For >200 mA continuous outputs, a copper-pour area of at least 1 square inch under the EP is recommended, since Ron losses scale with I² and rise rapidly above 300 mA per channel.
直接替换替代料： VNQ500PEPTR-E ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
本系列中的变体
可与以下型号直接替换的同系列型号： VNQ500PEPTR-E （相同外形与封装尺寸） ——差异在于 Package, Technology, Output Configuration, Topology, Number of Channels.
快速对比工具——选择替代料号进行并排对比：
VNQ500N-E
✅ 直接替换📋 参考替代料（不在目录中）
VND5160AJTR-E
✅ 直接替换✓ 有现货
$1.49 / 个
查看数据手册 →VNI4140K-32
✅ 直接替换✓ 有现货
$2.05 / 个
查看数据手册 →VNQ500PEPTR-E 最大额定值与电气特性
| 拓扑 | Quad High-Side Power Switch / Driver |
| 输出数量 | 4 |
| 输入电压范围 | 5.5 V to 36 V |
| Continuous Output Current (per channel) | 400 mA |
| On-Resistance (Ron, typ.) | 0.5 ohm |
| 输出配置 | 1:1 N-Channel high-side |
| Load Type | Any load with one side connected to ground |
| Logic Input Compatibility | CMOS/TTL |
| Protection Features | Current limit, thermal shutdown, ESD |
| Operating Temperature (Tj) | -40C to +150C |
| 安装类型 | Surface Mount |
| 封装 | PowerSSO-12 (PowerLSOP with exposed pad) |
| Automotive Qualification | AEC-Q100 qualified |
| Technology | ST VIPower M0-3 |
| RoHS 状态 | Compliant |
VNQ500PEPTR-E 引脚配置
| 引脚 1 | OUT1 — Channel 1 high-side output |
| 引脚 2 | OUT2 — Channel 2 high-side output |
| 引脚 3 | IN1 — Channel 1 logic input (CMOS/TTL) |
| 引脚 4 | IN2 — Channel 2 logic input (CMOS/TTL) |
| 引脚 5 | GND — Ground reference |
| 引脚 6 | VCC — Supply input (5.5 V to 36 V) |
| 引脚 7 | IN3 — Channel 3 logic input (CMOS/TTL) |
| 引脚 8 | IN4 — Channel 4 logic input (CMOS/TTL) |
| 引脚 9 | OUT3 — Channel 3 high-side output |
| 引脚 10 | OUT4 — Channel 4 high-side output |
| 引脚 11 | NC — Not connected (per datasheet) |
| 引脚 12 | NC — Not connected (per datasheet) |
| 引脚 EP | EP — Exposed pad - thermal pad, tie to GND |
安全工作区 (per channel)
典型应用
VNQ500PEPTR-E 适用于 6 应用s: Automotive Body Control Module (BCM), Industrial PLC Discrete Output Module, USB Port Power Switching, Relay and Solenoid Replacement, LED Lighting Driver (12V/24V Architectural), Sensor Power Switching in IoT Edge Nodes.
Automotive Body Control Module (BCM)
The VNQ500PEPTR-E is well-suited to 12 V automotive BCM loads where multiple medium-current resistive or inductive channels must be switched with diagnostic feedback. Its 5.5 V to 36 V input window absorbs 12 V cranking dips and 36 V load-dump transients, while the 0.5 ohm Ron keeps conduction loss below 80 mW per channel at 400 mA. AEC-Q100 qualification removes the need for up-screening in door-lock, mirror-heater, and lighting driver stages, replacing four discrete MOSFETs with one IC.
推荐
Industrial PLC Discrete Output Module
In a 24 V industrial PLC sink/source output card, the VNQ500PEPTR-E provides four high-side protected switches in a single PowerSSO-12 footprint. Integrated current-limit and thermal-shutdown features eliminate the need for fuses per channel, reducing BOM cost. Compared to discrete MOSFET-plus-resistor designs, VNQ500PEPTR-E saves approximately 60 percent of PCB area per channel while providing built-in fault protection that simplifies IEC 61131-2 compliance testing for industrial control.
推荐
USB Port Power Switching
The VNQ500PEPTR-E can replace a discrete P-channel MOSFET + polyfuse per USB port by providing a self-protected 5 V high-side switch. With 400 mA per channel and 0.5 ohm Ron, it covers USB 2.0 downstream port current while the integrated thermal shutdown protects against over-current events. Four channels in one package allow a 4-port USB hub to be realized with a single IC, reducing total USB-port protection BOM cost by half compared to discrete solutions.
推荐
Relay and Solenoid Replacement
For PCB designs that previously used electromagnetic relays, the VNQ500PEPTR-E provides silent, solid-state switching with no moving parts and no contact bounce. Each channel handles up to 400 mA continuous, well within the holding current of small automotive relays and 24 V industrial solenoids. The internal inductive-load clamp removes the need for external flyback diodes, allowing direct drive of coils rated up to 36 V without additional protection components.
推荐
LED Lighting Driver (12V/24V Architectural)
In architectural LED strips and signage running on 12 V or 24 V rails, the VNQ500PEPTR-E provides per-string PWM dimming control through its CMOS-compatible inputs. Each channel's 400 mA rating covers up to four parallel LED strings, and the 36 V tolerance handles 24 V supply transients. Compared to discrete low-side MOSFETs, the high-side topology keeps the LED cathodes at ground potential, simplifying heatsink design and improving overall system safety.
推荐
Sensor Power Switching in IoT Edge Nodes
Battery-powered IoT gateways benefit from the VNQ500PEPTR-E's low standby quiescent current, allowing individual sensors to be powered down under MCU control. Each of the four channels can independently gate a sensor module (gas, motion, environmental), reducing total sleep current to the standby floor of one IC. The exposed pad PowerSSO-12 package keeps thermal rise under 30 C/W even with 100 mA continuous loads, suitable for sealed outdoor enclosures.
推荐
推荐产品汇总
工程参考数据： VNQ500PEPTR-E ——对比、设计指导和合规信息。
选型指南
与替代料对比
| 参数 | 本产品 | VNQ500N-E | VND5160AJTR-E | VNI4140K-32 |
|---|---|---|---|---|
| Package | PowerSSO-12 (PowerLSOP with EP) | PowerSSO-12 (no EP) | PowerSSO-12 | PowerSSO-12 |
| Brand | STMicroelectronics | STMicroelectronics | STMicroelectronics | STMicroelectronics |
| Number of Channels | 4 | 4 | 2 | 4 |
| Input Voltage Range | 5.5 V to 36 V | 5.5 V to 36 V | 4.5 V to 36 V | 4.5 V to 36 V |
| Continuous Current / Channel | 400 mA | 400 mA | 5 A (dual) | 50 mA |
| On-Resistance (Ron) | 0.5 ohm | 0.5 ohm | 0.03 ohm | 1.2 ohm |
| Technology | VIPower M0-3 | VIPower M0-3 | VIPower M0-7 | VIPower M0 |
| Automotive Grade (AEC-Q100) | Qualified | Qualified | Qualified | Qualified |
关键差异点
- Highest channel density per mm^2 in the ST VIPower M0-3 family （对比 VND5160AJTR-E)
- Lower Ron than competing 4-channel high-side switches （对比 VNI4140K-32)
- AEC-Q100 qualified across the full temperature range （对比 Non-automotive discrete MOSFETs)
设计说明
The PowerSSO-12 exposed pad (EP) is the primary thermal path. Estimated: at VIN=13 V, VOUT=0 V (shorted load), and 400 mA per channel, each output dissipates roughly P = Ron * I^2 = 0.5 * 0.4^2 = 80 mW per channel. With all four channels active, total package dissipation is ~320 mW. A copper-pour area of at least 1 square inch tied to GND is recommended to keep theta_JA below 35 C/W and the junction temperature rise under 15 C at room ambient.
Do not exceed the 36 V absolute-maximum input rating. Although the part is 12 V automotive-rated, load-dump transients can exceed 35 V on the supply pin; add a 36 V TVS such as a SMBJ36CA at the VCC pin if long transients are expected. Also ensure unused INx pins are tied to GND (not left floating) to prevent spurious turn-on of OUTx during MCU reset.
Route VCC and GND with wide traces (at least 0.5 mm or 20 mil wide) to handle peak currents. Place a 100 nF ceramic bypass capacitor as close as possible to the VCC pin, plus a 10 uF bulk electrolytic or tantalum capacitor on the supply rail. The exposed pad must be soldered to a continuous GND copper pour with thermal vias (at least 5 vias of 0.3 mm diameter) to achieve the rated thermal performance.
The CMOS/TTL-compatible logic inputs draw very low bias current, but capacitive coupling from switching outputs can inject noise onto INx pins. Keep INx traces short and away from OUTx switching nodes; if the MCU is more than 50 mm away, add a 10 kohm pull-down and a 100 pF filter cap at each INx pin to suppress transient glitches.
合规信息
AEC-Q100 qualified per Arrow listing; RoHS and REACH compliant per ST product page; lead-free finish confirmed; halogen-free status not explicitly stated in verified data.
