LTC4015IUHF#TRPBF vs LTC1923EUH Comparison
Detailed side-by-side comparison of LTC4015IUHF#TRPBF by Analog Devices and LTC1923EUH 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 ✓ Active
Specification Comparison
| Parameter | LTC4015IUHF#TRPBF | LTC1923EUH |
|---|---|---|
| Brand | Analog Devices | Analog Devices |
| Category | Battery Management | Specialized PMIC |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $7.80 | $18.15 |
| Function | Synchronous Buck Battery Charger Controller with Digital Telemetry | Thermoelectric Cooler / Heater PWM Controller |
| 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 | — |
| Package | 38-lead plastic QFN (5mm x 7mm) | 32-WFQFN Exposed Pad (5x5 mm) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 1 (per JEDEC J-STD-020) | 1 (unlimited) |
| Lead-Free / RoHS | Yes (Pb-free, RoHS compliant) | — |
| Supply Voltage Range | — | 2.7 V to 5.5 V |
| Supply Current | — | 2 mA (typical) |
| Switching Frequency | — | 225 kHz |
| Output Topology | — | Full H-bridge with complementary drivers (bidirectional) |
| Drive Configuration | — | Unidirectional or bidirectional TEC / heater |
| Temperature Feedback | — | External thermistor / RTD input |
| Package Code | — | QFN-32 (UH) |
| Operating Temperature | — | -40 °C to +85 °C |
| Soft-Start | — | Programmable |
| RoHS Status | — | Compliant (#PBF suffix) |
| Lead-Free | — | Yes (PBF suffix indicates Pb-free finish) |