LT8491IUKJ#PBF vs LT8491EUKJ Comparison
Detailed side-by-side comparison of LT8491IUKJ#PBF by Analog Devices and LT8491EUKJ by Analog Devices. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Analog Devices
LT8491IUKJ#PBF - 80V Buck-Boost Battery Charger | Analog Devices
LT8491IUKJ#PBF ✓ ActiveSpecification Comparison
| Parameter | LT8491IUKJ#PBF | LT8491EUKJ |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | Battery Management | Battery Management |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $11.51 | $14.85 |
| Function | Buck-Boost Switching Battery Charge Controller | — |
| Supported Battery Topology | Lead Acid (SLA/Flooded/Gel), Li-Ion, Li-Pol, LiFePO4 | — |
| Input Voltage Range | Up to 80 V (per Newark/Farnell datasheet entry; see _validation_note) | 6 V to 80 V |
| Battery Charge Voltage | Up to 80 V | — |
| Maximum Charge Current | 10 A | 10 A (programmable) |
| Number of Cells | 1 cell | 1 |
| Topology | Synchronous Buck-Boost (4 external N-FETs) | Synchronous Buck-Boost |
| MPPT | Yes (on-chip) | — |
| Interface | I2C (telemetry and configuration) | I2C (programmable telemetry and control) |
| Charge Profile | Constant-Current / Constant-Voltage (CCCV) | — |
| Package | QFN-EP, 64 pins, 7x11 mm | 64-Lead QFN-EP (7 mm x 11 mm) with thermal pad |
| Mounting Topology | Surface Mount | — |
| Operating Temperature Range | -40 C to +125 C (junction) | -40 C to +125 C |
| Lead-Free / RoHS | Yes (PBF suffix indicates lead-free, RoHS-compliant) | — |
| Manufacturer Standard Lead Time | 12 weeks (per Newark) | — |
| Manufacturer | — | Analog Devices (Linear Technology) |
| Battery Type Supported | — | Lead Acid, LiFePO4, Li-Ion, Li-Polymer |
| Maximum Battery Charge Voltage | — | 80 V |
| MPPT Support | — | Yes (integrated perturb-and-observe algorithm) |
| Charge Modes | — | Constant Current, Constant Voltage, Trickle, Automatic Recharge |
| Battery Temperature Monitoring | — | Yes |
| Mounting Type | — | Surface Mount |
| MSL Level | — | 1 (Unlimited) |
| RoHS Status | — | ROHS3 Compliant |
| REACH Status | — | REACH Unaffected |