LT1999MPMS8-10#PBF Analog Devices Integrated Circuit (Small Outline Packages) In Stock
Analog Devices LT1999MPMS8-10#PBF is a high-voltage bidirectional current sense amplifier with 120 dB CMRR and a fixed gain of 10 V/V. It operates over a wide common-mode input range suitable for high-side sensing on industrial power rails. Housed in a compact 8-pin MSOP package for space-efficient PCB integration.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 8
- Lifecycle
- ACTIVE
- Datasheet
- LT1999MPMS8-10#PBF Datasheet PDF
- Category
- Integrated Circuit
- Price
- From $6.6800(MOQ 1)
- Temp Range
- -55.0°C to 150.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Bidirectional high-voltage current sensing with 120 dB common-mode rejection ratio for accurate power-rail monitoring
- Fixed gain of 10 V/V with current-feedback architecture enabling precise differential voltage amplification at high common-mode levels
- 8-pin MSOP package minimizing PCB footprint in motor-drive and power-management circuits
Applications
The LT1999MPMS8-10#PBF is designed for high-side and bidirectional current sensing in motor drives, battery management systems, and industrial power supplies operating at high common-mode voltages. Its 120 dB CMRR and fixed 10 V/V gain allow accurate real-time current monitoring without signal corruption from large supply transients.
Specifications
| Pbfree Code | No |
| Manufacturer Package Code | 05-08-1660 |
| YTEOL | 10 |
| Amplifier Type | OPERATIONAL AMPLIFIER |
| Architecture | CURRENT-FEEDBACK |
| Average Bias Current-Max (IIB) | 1500 µA |
| Common-mode Reject Ratio-Nom | 120dB |
| Frequency Compensation | YES |
| Input Offset Voltage-Max | 2000 µV |
| JESD-30 Code | S-PDSO-G8 |
| JESD-609 Code | e3 |
| Low-Bias | NO |
| Low-Offset | NO |
| Micropower | NO |
| Number of Functions | 1 |
| Package Body Material | PLASTIC/EPOXY |
| Package Shape | SQUARE |
| Package Style | SMALL OUTLINE, THIN PROFILE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Power | NO |
| Programmable Power | NO |
| Qualification Status | Not Qualified |
| Slew Rate-Nom | 3V/us |
| Supply Current-Max | 1.9mA |
| Supply Voltage Limit-Max | 6V |
| Supply Voltage-Nom (Vsup) | 5V |
| Surface Mount | YES |
| Technology | BIPOLAR |
| Temperature Grade | MILITARY |
| Terminal Finish | Matte Tin (Sn) |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Voltage Gain-Min | 9.95 |
| Wideband | NO |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.33.00.01 |
| Country of Origin | Malaysia |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What common-mode rejection ratio does the LT1999MPMS8-10#PBF achieve, and why does it matter for high-voltage sensing?
The LT1999MPMS8-10#PBF achieves 120 dB CMRR, which means large common-mode voltages on high-side power rails are suppressed by a factor of 1,000,000 relative to the differential current-sense signal, enabling accurate measurement even when the rail swings by tens of volts during switching transients.
How does the fixed 10 V/V gain of the LT1999MPMS8-10#PBF simplify circuit design compared to externally configured amplifiers?
The fixed 10 V/V gain eliminates the need for external resistor networks to set amplification, reducing component count by at least 2 resistors, improving gain accuracy over temperature, and shortening design time for motor-control or battery-monitoring applications where a 10x scale factor is standard.
In which bidirectional power applications does the LT1999MPMS8-10#PBF outperform unidirectional current-sense amplifiers?
The LT1999MPMS8-10#PBF handles both positive and negative current flow, making it the preferred choice for regenerative motor drives, bidirectional DC-DC converters, and battery charger/discharger circuits where a unidirectional amplifier would clip or saturate during reverse-current conditions.
What does the 8-pin MSOP package footprint offer for high-density power-management PCB designs?
The 8-pin MSOP footprint occupies approximately 5 mm x 3 mm of board area, allowing up to 4 LT1999MPMS8-10#PBF current-sense amplifiers to fit in the space of a single 14-pin SOIC, which is critical when monitoring multiple power channels in a compact industrial controller or multi-cell battery management module.
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About Analog Devices
Analog Devices (ADI) is a global leader in high-performance analog, mixed-signal, and digital signal processing integrated circuits used in virtually all types of electronic equipment.
More from Analog Devices
| Qty. | Unit Price | Ext. Price |
|---|---|---|
| 1+ | $12.0100 | $12.01 |
| 10+ | $8.3340 | $83.34 |
| 1000+ | $6.6800 | $6680.00 |
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