Overview
The MC33152PG, produced by onsemi, is a dual noninverting high-speed driver designed to interface low current digital circuitry with power MOSFETs. This device is constructed using Schottky clamped Bipolar Analog technology, offering high performance and ruggedness in hostile industrial environments. It features two independent channels with high current totem pole outputs, making it ideal for driving large capacitive loads with high slew rates.
Key Specifications
| Characteristics | Symbol | Min | Typ | Max | Unit |
|---|---|---|---|---|---|
| Power Supply Voltage | VCC | - | - | 20 | V |
| Logic Inputs | Vin | -0.3 | - | +VCC | V |
| Drive Outputs (Totem Pole Sink or Source Current) | IO | - | - | 1.5 A | A |
| Operating Ambient Temperature | TA | -40 | - | +85 | °C |
| Storage Temperature Range | Tstg | -65 | - | +150 | °C |
| Input Threshold Voltage | VIH/VIL | 0.8/1.75 | 1.58/2.6 | - | V |
| Output Rise Time (10% to 90%) CL = 1.0 nF | tr | - | 14 | - | ns |
| Output Fall Time (90% to 10%) CL = 1.0 nF | tf | - | 15 | - | ns |
| Power Supply Current (Standby) | ICC | - | 6.0 | - | mA |
| Startup Threshold | Vth | - | 5.8 | 6.1 | V |
Key Features
- Two independent channels with 1.5 A totem pole outputs, suitable for driving large capacitive loads with high slew rates.
- CMOS/LSTTL compatible inputs with hysteresis to prevent output oscillations.
- Low input current, making it compatible with low current digital signals.
- Output rise and fall times of 15 ns with a 1000 pF load.
- Undervoltage lockout with hysteresis to prevent system erratic operation at low supply voltages.
- Internal diode to VCC for clamping positive voltage transients and internal NPN pullup transistor for negative output transients.
- Immune to output latchup conditions.
- Available in dual-in-line (PDIP-8) and surface mount (SOIC-8) packages.
Applications
- Switching power supplies.
- DC-to-DC converters.
- Capacitor charge pump voltage doublers/inverters.
- Motor controllers.
- Noise-sensitive applications where controlled MOSFET turn-on and turn-off times are necessary.
Q & A
- What is the MC33152PG used for?
The MC33152PG is used to interface low current digital circuitry with power MOSFETs, particularly in applications requiring high-speed driving of large capacitive loads.
- What are the key features of the MC33152PG?
Key features include CMOS/LSTTL compatible inputs, low input current, high current totem pole outputs, and undervoltage lockout with hysteresis.
- What is the maximum power supply voltage for the MC33152PG?
The maximum power supply voltage is 20 V.
- What is the operating ambient temperature range for the MC33152PG?
The operating ambient temperature range is -40°C to +85°C.
- How much current can each totem pole output source or sink?
Each totem pole output can source or sink up to 1.5 A.
- What is the typical output rise and fall time with a 1000 pF load?
The typical output rise and fall time with a 1000 pF load is 15 ns.
- Does the MC33152PG have built-in overcurrent or thermal protection?
No, the MC33152PG does not have built-in overcurrent or thermal protection.
- What are some common applications for the MC33152PG?
Common applications include switching power supplies, DC-to-DC converters, capacitor charge pump voltage doublers/inverters, and motor controllers.
- How does the MC33152PG handle output latchup conditions?
The MC33152PG is immune to output latchup conditions due to its internal design.
- What types of packages are available for the MC33152PG?
The MC33152PG is available in dual-in-line (PDIP-8) and surface mount (SOIC-8) packages.
