MC34SB0410AER2 - 4-Ch Solenoid/Pump Controller PMIC | NXP
料号： MC34SB0410AER2 ✓ 量产中| 数量 | 单价 | 小计 |
|---|---|---|
| 1 | $9.85 | $9.85 |
| 10 | $8.95 | $89.50 |
| 100 | $7.5 | $750.00 |
| 500 | $6.25 | $3,125.00 |
| 1,000 | $5.4 | $5,400.00 |
MC34SB0410AER2 概述
A solenoid/pump controller PMIC is a specialized power management device that drives the inductive actuators (solenoid valves, DC pumps, and small brushed DC motors) used in fluid-handling and motion-control subsystems. As a class, these PMICs sit between general-purpose motor drivers and full H-bridge or three-phase inverter ICs: they integrate protection, current limiting, fault reporting, and serial control on top of discrete power FETs, freeing the host MCU from precise timing of the actuator drive signals.
Key functional features of the MC34SB0410 include four low-side predrivers each capable of delivering 2.25A, a single high-side predriver for a DC motor or pump, programmable fault detection, and a serial-peripheral interface for diagnostic readback. The 5 kHz switching ceiling makes the device suitable for PWM current regulation of valves and proportional solenoids rather than high-frequency motor PWM. Operating temperature spans -40C to +125C, supporting under-hood automotive environments.
Typical applications include automatic transmission solenoids, electronic stability program (ESP) hydraulic valves, fuel-injection pump drivers, emissions-system pump control (EVAP, EGR), and industrial proportional valve controllers. The integrated architecture reduces external component count versus discrete MOSFET gate-driver designs.
直接替换替代料： MC34SB0410AER2 ——相同封装，引脚兼容。需要 PCB 改动的不同封装料号已排除。
快速对比工具——选择替代料号进行并排对比：
MC34SB0410AE
✅ 直接替换📋 参考替代料（不在目录中）
MC34SB0410AER2 最大额定值与电气特性
| 功能 | Pump, Valve Controller PMIC |
| Number of Low-Side Drivers | 4 |
| Number of High-Side Drivers | 1 |
| Supply Voltage Range | 6 V to 36 V |
| Low-Side Output Current (per channel) | 2.25 A |
| Low-Side On-Resistance (RDSon) | 225 mOhm |
| Maximum Switching Frequency | 5 kHz |
| 工作温度范围 | -40 C to +125 C |
| 封装 | 48-LQFP Exposed Pad (7x7 mm) |
| 安装类型 | Surface Mount |
| Applications | Pump, Valve Controller |
| RoHS 状态 | Compliant |
| Lead-Free | Yes |
| Automotive Grade | Yes (AEC-Q100 qualified) |
| Supplier Device Package | 48-LQFP-EP (7x7) |
MC34SB0410AER2 引脚配置
| 引脚 1 | OUT1 — Low-side driver output 1 |
| 引脚 2 | OUT2 — Low-side driver output 2 |
| 引脚 3 | OUT3 — Low-side driver output 3 |
| 引脚 4 | OUT4 — Low-side driver output 4 |
| 引脚 5 | HS_OUT — High-side driver output |
| 引脚 6 | VSUP — Battery supply input (6V-36V) |
| 引脚 7 | VSUP — Battery supply input |
| 引脚 8 | GND — Power ground |
| 引脚 9 | GND — Power ground |
| 引脚 10 | VDD — Internal 5V regulator output |
| 引脚 11 | VDDIO — I/O supply reference |
| 引脚 12 | RST — Reset input (active low) |
| 引脚 13 | CSB — SPI chip select (active low) |
| 引脚 14 | SCLK — SPI clock |
| 引脚 15 | MOSI — SPI master-out slave-in |
| 引脚 16 | MISO — SPI master-in slave-out |
| 引脚 17 | INT — Interrupt output (active low) |
| 引脚 18 | IN1 — Logic input 1 (controls OUT1) |
| 引脚 19 | IN2 — Logic input 2 (controls OUT2) |
| 引脚 20 | IN3 — Logic input 3 (controls OUT3) |
| 引脚 21 | IN4 — Logic input 4 (controls OUT4) |
| 引脚 22 | IN_HS — Logic input for high-side |
| 引脚 23 | WAKE — Wake input |
| 引脚 24 | VBAT — Battery voltage sense |
| 引脚 25 | T_SENSE — Temperature sense |
| 引脚 26 | NC — Not connected (per datasheet) |
| 引脚 27 | NC — Not connected (per datasheet) |
| 引脚 28 | NC — Not connected (per datasheet) |
| 引脚 29 | NC — Not connected (per datasheet) |
| 引脚 30 | NC — Not connected (per datasheet) |
| 引脚 31 | NC — Not connected (per datasheet) |
| 引脚 32 | NC — Not connected (per datasheet) |
| 引脚 33 | NC — Not connected (per datasheet) |
| 引脚 34 | NC — Not connected (per datasheet) |
| 引脚 35 | NC — Not connected (per datasheet) |
| 引脚 36 | NC — Not connected (per datasheet) |
| 引脚 37 | NC — Not connected (per datasheet) |
| 引脚 38 | NC — Not connected (per datasheet) |
| 引脚 39 | NC — Not connected (per datasheet) |
| 引脚 40 | NC — Not connected (per datasheet) |
| 引脚 41 | NC — Not connected (per datasheet) |
| 引脚 42 | NC — Not connected (per datasheet) |
| 引脚 43 | NC — Not connected (per datasheet) |
| 引脚 44 | NC — Not connected (per datasheet) |
| 引脚 45 | NC — Not connected (per datasheet) |
| 引脚 46 | NC — Not connected (per datasheet) |
| 引脚 47 | NC — Not connected (per datasheet) |
| 引脚 48 | NC — Not connected (per datasheet) |
典型应用
MC34SB0410AER2 适用于 6 应用s: Automatic Transmission Solenoid Control, Electronic Stability Control (ESP) Hydraulic Valves, Fuel Injection Pump Driver, EVAP and EGR Pump Control, Industrial Proportional Valve Controller, Agricultural Equipment Solenoid Bank.
Automatic Transmission Solenoid Control
The MC34SB0410AER2 drives the multiple shift and pressure-control solenoids in an automatic transmission. Its four 2.25A low-side outputs each handle a typical shift solenoid at 1-1.5A continuous, while the high-side driver controls the line-pressure modulator. The integrated SPI-mapped fault registers flag open-load and short-circuit conditions to the TCM before gearbox damage occurs. AEC-Q100 qualification and 36V load-dump tolerance cover 12V automotive buses.
推荐
Electronic Stability Control (ESP) Hydraulic Valves
In an ESP/ABS modulator, the MC34SB0410AER2's four low-side channels drive the inlet and outlet valves of each wheel-corner while the high-side channel drives the return pump. The 5 kHz PWM ceiling supports the dithering strategies used to overcome valve stiction. Programmable current limiting per channel protects the coil windings during a stuck-valve fault, and the SPI diagnostic readback allows the chassis controller to log faults to OBD-II.
推荐
Fuel Injection Pump Driver
The MC34SB0410AER2 controls solenoid-actuated fuel pumps and injectors in gasoline direct-injection systems. The 36V maximum supply tolerates load-dump transients on the 12V bus. Integrated current regulation lets the host ECU command precise fuel quantities by duty-cycling each low-side output. The exposed thermal pad sustains continuous 2.25A output without external heatsinking at moderate ambient temperatures.
推荐
EVAP and EGR Pump Control
The MC34SB0410AER2 controls the small DC pumps used in evaporative emissions control (EVAP) and exhaust gas recirculation (EGR) subsystems. The high-side driver provides the pump-motor return path while the four low-side outputs switch diagnostic valves. Low quiescent current and fault reporting meet OBD-II emissions monitoring requirements. The -40C to +125C rating handles under-hood thermal swings.
推荐
Industrial Proportional Valve Controller
In industrial hydraulics, the MC34SB0410AER2 drives the proportional solenoids that regulate flow in valves and actuators. PWM duty cycle at 1-5 kHz controls average coil current and hence valve position. The 36V supply tolerates 24V industrial bus transients. SPI fault readback allows a PLC or industrial controller to detect coil shorts and react before downstream damage occurs. AEC-Q100 and extended-temperature grade exceed industrial reliability requirements.
推荐
Agricultural Equipment Solenoid Bank
Tractors and combine harvesters use solenoid banks to control hydraulic remotes, hitch position, and PTO engagement. The MC34SB0410AER2's four low-side outputs map cleanly to a four-section hydraulic remote valve cluster. AEC-Q100 and extended temperature rating cover harsh agricultural environments including dust and temperature extremes. The exposed-pad LQFP-48 simplifies thermal management in sealed enclosures.
推荐
推荐产品汇总
工程参考数据： MC34SB0410AER2 ——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 | MC34SB0410AE | MC34SB0800EKR2 |
|---|---|---|---|
| Brand | NXP Semiconductors | NXP Semiconductors | NXP Semiconductors |
| Package | 48-LQFP Exposed Pad (7x7 mm) | 48-LQFP Exposed Pad (7x7 mm) - same | 32-SOIC Exposed Pad - differs |
| Low-Side Channels | 4 | 4 | 8 |
| High-Side Channels | 1 | 1 | 0 |
| AEC-Q100 | Yes | Yes | Yes |
关键差异点
- Integrated 4-low + 1-high topology in a single die （对比 MC34SB0800EKR2)
- 36V supply rating with AEC-Q100 qualification （对比 MC34SB0410AE)
- Built-in SPI fault diagnostics （对比 Discrete MOSFET + gate driver approach)
设计说明
Estimated: at full-load 4x2.25A and VSUP=14V, total dissipation across the four low-side FETs is approximately P = I^2 * RDS(on) * 4 = (2.25)^2 * 0.225 * 4 = 4.56 W. With the LQFP-EP package mounted on 1 square inch of 2-oz copper, the junction-to-ambient thermal resistance is around 30 C/W, yielding a delta-T of approximately 137 C above 25 C ambient - this approaches the 150 C thermal-shutdown threshold. Substantial copper pour and possibly airflow are required for sustained 4-channel full-current operation.
Solder the exposed thermal pad to a copper pour that spans at least 1 square inch of 2-oz copper on the top layer. Stitch thermal vias (0.3 mm drill, 0.6 mm pitch, 9+ vias) under the pad to inner-layer copper for additional spreading. Place the bulk VSUP bypass capacitor (>=10 uF, low-ESR ceramic) within 5 mm of the VSUP pins to handle PWM current transients.
Free-wheeling diodes are NOT integrated; add external catch diodes or use the PCB trace inductance and a TVS clamp to handle the inductive kick when a solenoid is de-energized. Without protection, the drain voltage can exceed 36V and damage the low-side FETs. Verify reverse-battery protection (typically a series diode or P-MOSFET) is present on VSUP to survive a jump-start miswire event.
合规信息
AEC-Q100 qualified automotive grade per NXP product family documentation. RoHS and REACH compliance confirmed by NXP product page. Halogen-free status not explicitly confirmed in verified web data.
