Overview
The L9338MD is a monolithic integrated quad low-side driver produced by STMicroelectronics. It is realized in advanced Multipower-BCD technology and is designed to drive lines, lamps, or relays in automotive or industrial applications. This component is particularly suited for environments requiring robust and reliable control over various loads.
Key Specifications
| Parameter | Value | Unit |
|---|---|---|
| Supply Voltage (VS) | -24 to 45 | V |
| Operating Supply Voltage Range | 4.5 to 32 | V |
| Input Voltage Range (VIN) | -24 to 45 | V |
| Output Voltage Range (VOUT) | -0.3 to 45 | V |
| Standby Quiescent Current | < 2 | μA |
| RDSon (at 25 °C and VS > 6 V) | 1.5 | Ω |
| Thermal Resistance Junction-to-Pin (Rth j-pins) | 14 (Typ.) | °C/W |
| Package | SO-20 | |
| ESD Protection | Up to 2 kV human body mode |
Key Features
- Wide input voltage range from -24 V up to +45 V
- Wide operating supply voltage range from 4.5 V up to 32 V
- Reverse biasing protected (VS = -24 V)
- Very low standby quiescent current < 2 μA
- Programmable signal transfer polarity
- TTL and CMOS compatible inputs
- Defined output off state for open inputs
- Three open drain DMOS outputs with RDSon = 1.5 Ω at 25 °C and VS > 6 V
- Output current limitation
- Controlled output slope for low EMI
- Over temperature shut-down
- Integrated output clamping for fast inductive recirculation VFB > 45 V
- Status monitoring for over temperature, disconnected ground or supply voltage
Applications
The L9338MD is primarily used in automotive and industrial applications to drive lines, lamps, or relays. It is particularly useful in scenarios requiring robust and reliable control over various loads, such as in DC motor control, smart vehicle zonal architectures, and other advanced automotive functions.
Q & A
- What is the L9338MD used for?
The L9338MD is used to drive lines, lamps, or relays in automotive or industrial applications.
- What is the supply voltage range of the L9338MD?
The supply voltage range is from -24 V to 45 V.
- What is the operating supply voltage range of the L9338MD?
The operating supply voltage range is from 4.5 V to 32 V.
- What is the standby quiescent current of the L9338MD?
The standby quiescent current is less than 2 μA.
- Does the L9338MD have ESD protection?
- What is the thermal resistance junction-to-pin of the L9338MD?
The thermal resistance junction-to-pin is typically 14 °C/W.
- What package type is the L9338MD available in?
The L9338MD is available in a SO-20 package.
- Does the L9338MD support TTL and CMOS compatible inputs?
- What is the RDSon of the DMOS outputs at 25 °C and VS > 6 V?
The RDSon is 1.5 Ω at 25 °C and VS > 6 V.
- Does the L9338MD have integrated output clamping for fast inductive recirculation?
