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ISL6753AAZA
+BOMIC REG CTRLR FULL-BRIDGE 16QSOP
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제조업체리사 전자
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제조업체 부품 #ISL6753AAZA
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재고6524
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사양
| 속성 | 가치 |
| Part Status | Obsolete |
| Base Product Number | ISL6753 |
| Output Type | Transistor Driver |
| Function | Step-Up/Step-Down |
| Output Configuration | Positive, Isolation Capable |
| Topology | Full-Bridge |
| Number of Outputs | 1 |
| Output Phases | 1 |
| Voltage - Supply (Vcc/Vdd) | 9V ~ 16V |
| Frequency - Switching | Up to 2MHz |
| Duty Cycle (Max) | 99% |
| Synchronous Rectifier | No |
| Clock Sync | No |
| Control Features | Frequency Control, Ramp, Soft Start |
| Operating Temperature | -40°C ~ 105°C (TA) |
| Mounting Type | Surface Mount |
| Package | 16-SSOP (0.154", 3.90mm Width) |
| Supplier Device Package | 16-QSOP |
| Packaging | Tube |
개요
Description
ISL6753AAZA is a high-performance multi‑phase switching regulator controller (from Renesas/Intersil) used to build CPU/GPU voltage regulator modules (VRMs). It acts as the control core, driving external MOSFETs in a multiphase buck converter to generate low-voltage rails from higher inputs.
Key features (typical, check datasheet for exact specs):
- Voltage- or current-mode PWM control with programmable switching frequency
- Supports multi-phase operation with phase-balancing
- Soft-start, enable, and Power-Good signaling
- Protection: overcurrent/overvoltage/undervoltage, thermal shutdown
- Compensation options for stable loop response
It requires external power components (MOSFETs, inductors, input/output capacitors) and sense resistors to form a complete VRM. The suffix “AAZA” denotes a specific package/grade variant in Renesas/Intersil’s catalog; exact electrical characteristics are in the datasheet.
Key features (typical, check datasheet for exact specs):
- Voltage- or current-mode PWM control with programmable switching frequency
- Supports multi-phase operation with phase-balancing
- Soft-start, enable, and Power-Good signaling
- Protection: overcurrent/overvoltage/undervoltage, thermal shutdown
- Compensation options for stable loop response
It requires external power components (MOSFETs, inductors, input/output capacitors) and sense resistors to form a complete VRM. The suffix “AAZA” denotes a specific package/grade variant in Renesas/Intersil’s catalog; exact electrical characteristics are in the datasheet.
Features
ISL6753AAZA is a multi‑phase PWM controller used mainly for VRMs and multiphase buck regulators. Core features typically include:
- 2‑channel (dual‑phase) interleaved PWM outputs with current‑mode control
- Programmable switching frequency (fSW) with clock synchronization input
- Built‑in current limit and cycle‑by‑cycle protection
- Soft-start with optional tracking for controlled output ramp
- Error amplifier/feedback path for precise regulation (FB input and reference)
- UVLO on supply/VCC for safe start‑up
- Overvoltage protection and latch/thermal shutdown protection
- PGOOD/enable control for sequencing and fault indication
- Phase alignment and dead‑time control for stable interleaving
- Compact packaging suitable for VRM apps (e.g., 16‑pin)
Note: exact pinout, limits, and features can vary by revision. Please consult the official datasheet for ISL6753AAZA to confirm specifics.
- 2‑channel (dual‑phase) interleaved PWM outputs with current‑mode control
- Programmable switching frequency (fSW) with clock synchronization input
- Built‑in current limit and cycle‑by‑cycle protection
- Soft-start with optional tracking for controlled output ramp
- Error amplifier/feedback path for precise regulation (FB input and reference)
- UVLO on supply/VCC for safe start‑up
- Overvoltage protection and latch/thermal shutdown protection
- PGOOD/enable control for sequencing and fault indication
- Phase alignment and dead‑time control for stable interleaving
- Compact packaging suitable for VRM apps (e.g., 16‑pin)
Note: exact pinout, limits, and features can vary by revision. Please consult the official datasheet for ISL6753AAZA to confirm specifics.
Pinout
- Pin count: 32 pins (QFN package, ISL6753AAZA)
- Function: Multi‑phase synchronous buck regulator controller for VRMs; provides PWM control for external MOSFETs with feedback, soft‑start, frequency selection, and protection features (OC/OV/OT).
- Function: Multi‑phase synchronous buck regulator controller for VRMs; provides PWM control for external MOSFETs with feedback, soft‑start, frequency selection, and protection features (OC/OV/OT).
Manufacturer
- Manufacturer: Intersil (now part of Renesas Electronics).
- What kind of company: A semiconductor company specializing in analog, mixed-signal, and power-management ICs. Renesas acquired Intersil in 2017, so ISL6753AAZA is marketed under Renesas’ analog portfolio today.
- What kind of company: A semiconductor company specializing in analog, mixed-signal, and power-management ICs. Renesas acquired Intersil in 2017, so ISL6753AAZA is marketed under Renesas’ analog portfolio today.
Application
ISL6753AAZA is a high-efficiency switching regulator/controller used for power management and LED driving. Common application areas include:
- CPU/GPU core voltage regulation (VRMs) in PCs and laptops
- Multi-output DC-DC converters and power supplies
- LED backlight and general lighting drivers
- Automotive power management systems
- Industrial and telecom/datacom power supplies
- Battery-powered device DC-DC conversion
These cover typical markets needing high-efficiency, compact switching regulation.
- CPU/GPU core voltage regulation (VRMs) in PCs and laptops
- Multi-output DC-DC converters and power supplies
- LED backlight and general lighting drivers
- Automotive power management systems
- Industrial and telecom/datacom power supplies
- Battery-powered device DC-DC conversion
These cover typical markets needing high-efficiency, compact switching regulation.
Package
ISL6753AAZA uses a 28-pin QFN package (5×5 mm), RoHS-compliant.
