ULN2003ADR vs ULN2003AD Comparison
Detailed side-by-side comparison of ULN2003ADR by Texas Instruments and ULN2003AD by Texas Instruments. Compare key specifications, electrical parameters, packaging, lifecycle status, pricing, and availability to determine the best component for your design requirements.
Specification Comparison
| Parameter | ULN2003ADR | ULN2003AD |
|---|---|---|
| Brand | Texas Instruments | Texas Instruments |
| Category | Transistors | Transistors |
| Lifecycle Status | Active | Active |
| Stock Status | In Stock | In Stock |
| Unit Price (USD) | $0.16 | $0.08 |
| Transistor Type | 7 NPN Darlington Array | — |
| Number of Channels | 7 | 7 |
| Collector Current (Single Output, Max) | 500 mA | — |
| Collector-Emitter Voltage (Max) | 50 V | — |
| Output Breakdown Voltage (Min) | 50 V | — |
| Input Type | Logic-level compatible (TTL/CMOS) | — |
| Series Base Resistor | 2.7 kOhm | — |
| Output Configuration | Open-collector, common emitter | — |
| Clamp Diodes | Integrated common-cathode flyback diodes | — |
| DC Input Voltage (Min) | [DATA_NEEDED: minimum input logic-high voltage] | — |
| Operating Temperature Range | -40 C to +70 C | -40°C to +105°C |
| Package | SOIC-16 (D) | SOIC-16 (D) |
| Mounting Type | Surface Mount | Surface Mount |
| MSL Level | 1 (unlimited) | — |
| RoHS Status | Compliant | Compliant |
| Lead-Free | Yes | — |
| Collector-Emitter Voltage (VCE) | — | 50 V |
| Collector Current (IC) per Channel | — | 500 mA (continuous), 600 mA (peak) |
| Input Voltage (VIN) | — | 30 V (max) |
| Base Current (IB) | — | 25 mA (max) |
| Saturation Voltage (VCE(sat)) | — | 1.6 V (typical at IC=350 mA) |
| Clamp Diode Reverse Voltage | — | 50 V |
| Clamp Diode Forward Current | — | 500 mA |
| Input Resistance | — | 2.7 kΩ (base), 3.6 kΩ (emitter) |
| Logic Compatibility | — | TTL, 5V CMOS |
| Output Type | — | Open Collector |