CHIPNOBO
Semiconductor Replacement Engineering & Supply Continuity
DC DC Switching Controllers
PRODUCT DATASHEET
ChipNobo MPN
NB7803JUD#WTRPBF
GLOBAL BRAND CROSS-REFERENCE
Analog Devices Inc.
LOW IQ SYNCHRONOUS BUCK CONTROLL
LTC7803JUD#WTRPBF
- High-reliability design
- Long-term stable supply
- RoHS compliant
LOW IQ SYNCHRONOUS BUCK CONTROLL
1. PRODUCT POSITIONING
NB7803JUD#WTRPBF is a product identity corresponding to the reference product LTC7803JUD#WTRPBF. This document presents the available product specifications, mechanical/package information and compatibility summary for engineering and procurement reference.
This document is a product information. Compatibility conclusions should be read together with the applicable Cross-Reference Identification (CID) rule, package/pin verification and engineering review record.
| 2. TECHNICAL SPECIFICATION COMPARISON (core parameters) | |||
|---|---|---|---|
| Parameter | Analog Devices Inc. LTC7803JUD#WTRPBF | ChipNobo NB7803JUD#WTRPBF | Match |
| Part Status | Active | Active | ✓ |
| Mounting Type | Surface Mount | Surface Mount | ✓ |
| Number of Outputs | 1 | 1 | ✓ |
| Output Configuration | Positive | Positive | ✓ |
| Output Type | Transistor Driver | Transistor Driver | ✓ |
| Output Phases | 1 | 1 | ✓ |
| Function | Step-Down | Step-Down | ✓ |
| Topology | Buck | Buck | ✓ |
| Operating Temperature | -40°C ~ 150°C (TJ) | -40°C ~ 150°C (TJ) | ✓ |
| Clock Sync | Yes | Yes | ✓ |
| Synchronous Rectifier | Yes | Yes | ✓ |
| Duty Cycle (Max) | 100% | 100% | ✓ |
| Package / Case | 16-WFQFN Exposed Pad | 16-WFQFN Exposed Pad | ✓ |
| Supplier Device Package | 16-QFN (3x3) | 16-QFN (3x3) | ✓ |
| Frequency - Switching | 100kHz ~ 3MHz | 100kHz ~ 3MHz | ✓ |
| Control Features | Enable Frequency Control Phase Control | Enable Frequency Control Phase Control | ✓ |
| Voltage - Supply (Vcc/Vdd) | 4.5V ~ 40V | 4.5V ~ 40V | ✓ |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ✓ |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | ✓ |