LT1970IFE vs LTC4015IUHF#TRPBF Comparison
Detailed side-by-side comparison of LT1970IFE by Analog Devices and LTC4015IUHF#TRPBF 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
LTC4015IUHF#TRPBF - Multi-Chemistry Buck Charger, 35V, 38-QFN | ADI
LTC4015IUHF#TRPBF ✓ ActiveSpecification Comparison
| Parameter | LT1970IFE | LTC4015IUHF#TRPBF |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | Amplifier ICs | Battery Management |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $5.55 | $7.80 |
| Product Type | Power Operational Amplifier | — |
| Output Current | ±500 mA minimum | — |
| Number of Channels | 1 | — |
| Supply Voltage (Total) | 5 V to 36 V | — |
| Supply Type | Single or Split | — |
| Current Limit Accuracy | 2 % (typical) | — |
| Current Limit Programming | Separate ILIM+ and ILIM- control voltages | — |
| Output Swing | Within ±2.5 V of either supply rail at full load | — |
| External Current Boost | Supported via external power transistors | — |
| Operating Temperature Range | -40 °C to +85 °C (I grade) | — |
| Package | 20-pin TSSOP-EP (Exposed Pad) | 38-lead plastic QFN (5mm x 7mm) |
| Mounting Type | Surface Mount | Surface Mount |
| Thermal Shutdown | Yes | — |
| Lead-Free / RoHS | Lead-free (PBF suffix); RoHS-compliant variants available | Yes (Pb-free, RoHS compliant) |
| Datasheet Document | 1970fe.pdf (per Analog Devices product page) | — |
| Function | — | Synchronous Buck Battery Charger Controller with Digital Telemetry |
| Supported Battery Chemistries | — | Li-Ion/Polymer, LiFePO4, Lead-Acid |
| Number of Cells | — | Multi-cell (chemistry dependent) |
| Input Voltage (Max) | — | 35 V |
| Battery Voltage (Max) | — | 35 V |
| Charge Current Programming | — | External sense resistor + I2C |
| Input Current Limit Programming | — | External sense resistor |
| Topology | — | Synchronous buck |
| Telemetry ADC Resolution | — | 14-bit |
| Telemetry Interface | — | I2C serial port |
| Charge Algorithm Selection | — | Pin-selectable (chemistry specific) |
| Operating Junction Temperature Range (I) | — | -40C to +125C |
| Operating Junction Temperature Range (E) | — | 0C to +85C |
| MSL Level | — | 1 (per JEDEC J-STD-020) |