1. Product Overview: IR2153/IR2153S/IR2153D

️· Function: The IR2153 series (IR2153, IR2153S, and IR2153D) is a gate driver IC designed for synchronous rectification applications and other power management circuits. It controls the gate signals of MOSFETs.
️· Variations:
- IR2153: 8-Lead PDIP package.
- IR2153S: 8-Lead SOIC package.
- IR2153D: 8-Lead PDIP package (different functionality – see Functional Block Diagrams).
️· Lead-Free Options: Lead-free versions are available, denoted by "PbF" in the part number (e.g., IR2153PbF).

2. Key Features & Specifications (Extracted from Electrical Characteristics - Highlighted)

️· Input/Output Timing: Controls timing based on RT and CT components (resistor and capacitor).
️· Voltage Levels: Specifies voltage levels for various output signals (VOH, VOL, VRT, VRTSD, etc.).
️· Deadtime: Has a deadtime (0.75-1.65 µs) for switching to avoid short circuits.
️· Supply Voltages: Supports a range of supply voltages (VCC).
️· UV Protection: Includes under-voltage lockout (UVLO) to protect the circuit.
️· Shutdown Delay: Propogation delay during shutdown (tsd)
️· Input Timing: The RT and CT components are critical for timing and operation, based on diagrams in the document.

3. Pinout and Lead Definitions (Summary)

️· VCC: Logic and gate drive supply voltage
️· RT: Oscillator timing resistor input
️· CT: Oscillator timing capacitor input
️· COM: Ground
️· LO: Low-side gate driver output
️· VS: High-voltage floating return
️· HO: High-side gate driver output
️· VB: High side floating supply.

4. Ordering Information

️· Basic (Non-Lead Free):
- IR2153 (PDIP)
- IR2153S (SOIC)
- IR2153D (PDIP)
️· Lead-Free:
- IR2153PbF (PDIP)
- IR2153SPbF (SOIC)
- IR2153DPbF (PDIP)

5. Marking Information

️· The datasheet describes the marking codes for lead-free and non-lead-free parts, including part number, date code, and pin identifiers. The marking codes are used to distinguish and track the manufacture of the chips.

6. Diagrams and Waveforms

️· The document contains several diagrams related to input/output timing, switching time definitions, and deadtime waveform definitions. These illustrate how the IC functions and is used in a circuit.

Overall Purpose of the Document: