Analog Devices Inc. LTC7000ARMSE-1#TRPBF
- Part No.:
- LTC7000ARMSE-1#TRPBF
- Manufacturer:
- Analog Devices Inc.
- Category:
- Gate Drivers
- Package:
- 16-TFSOP (0.118", 3.00mm Width), 12 Leads, Exposed Pad
- Datasheet:
-
LTC7000ARMSE-1#TRPBF.pdf
- Description:
- IC GATE DRVR HIGH-SIDE 16MSOP
- Quantity:
- Payment:

- Shipping:

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Product details
Overview
LTC7000ARMSE-1#TRPBF from Analog Devices is a high-voltage, fast-turning high-side NMOS static switch driver IC designed for 3.5V–135V input systems. It integrates an internal charge pump enabling 100% duty cycle operation, features 1Ω pull-down / 2.2Ω pull-up gate drive strength, 35ns propagation delay, and adjustable overcurrent protection via external timing capacitor. It is used in automotive electronic valve control and industrial load switching where fast, robust high-side gate driving is required.
For engineers reviewing the LTC7000ARMSE-1#TRPBF datasheet, LTC7000ARMSE-1#TRPBF pinout, LTC7000ARMSE-1#TRPBF application, or LTC7000ARMSE-1#TRPBF equivalent, key selection considerations include its 135V max VIN rating, 16-pin MSOP thermal package with exposed GND pad, absence of RUN/OVLO/ISET/IMON pins (vs. LTC7000A), and fixed 30mV current sense threshold with no user adjustment.
Technical Context
The LTC7000ARMSE-1#TRPBF implements a level-shifted, high-side gate driver architecture with integrated charge pump to sustain BST–TS voltage at ≥12V across full VIN range (3.5V–135V), enabling indefinite conduction of external N-channel MOSFETs. Its logic input (INP) is CMOS-compatible with 1MΩ internal pull-down, 2.0V VIH, and 1.6V VIL thresholds - independent of VCC variations.
Overcurrent protection uses a comparator monitoring ΔVSNS across an external sense resistor; when exceeded, it asserts FAULT after a CT-set delay and pulls TGDN to TS. Unlike the LTC7000A, the -1 variant omits RUN, OVLO, ISET, and IMON pins - resulting in fixed UVLO thresholds, no adjustable trip point, and no current monitor output.
Key Specifications
| Parameter | Value and Actual Design Meaning |
|---|---|
| VIN Operating Range | 3.5V to 135V - supports wide-input industrial and automotive battery-fed systems without external regulators. |
| Max Absolute VIN | 150V - defines safe operating margin for transient voltage spikes in high-voltage bus applications. |
| TG Pull-Down Resistance | 1Ω (typ) - enables rapid MOSFET turn-off even with large gate capacitance (>1nF). |
| TG Pull-Up Resistance | 2.2Ω (typ) - ensures strong gate charging while limiting inrush current during turn-on. |
| Propagation Delay | 35ns (typ) - guarantees tight timing control in high-frequency switching or fast-response static switch designs. |
| Current Sense Threshold | 30mV (fixed, ISET open) - sets minimum detectable ΔVSNS, allowing low-value sense resistors (e.g., 0.007Ω for 4.3A trip). |
| Charge Pump Output | 12V BST–TS (typ) - sustains full gate drive voltage for 100% duty cycle operation without external bootstrap diode/capacitor complexity. |
| Operating Temp Range | −40°C to +150°C - qualified for under-hood automotive and harsh industrial environments. |
Pinout & Package
Package: 16-lead plastic MSOP (MSE16) with exposed thermal pad (Pin 17 = GND). High-voltage creepage spacing optimized for ≥135V operation; exposed pad must be soldered to PCB for thermal and electrical performance.
| Pin/Terminal | Circuit Role | Design Meaning |
|---|---|---|
| RUN | Not present | LTC7000ARMSE-1#TRPBF lacks RUN pin - device enables automatically when VIN > 3.5V. |
| VIN | Main supply input | Accepts 3.5V–135V; powers internal LDO and charge pump; requires ≥0.1µF bypass to GND. |
| VCC | Internal LDO output | 10V regulated output (at VIN ≥10V); supplies gate drivers and logic; can be overdriven externally. |
| VCCUV | Not present | No VCC undervoltage lockout configuration - default UVLO is 7.0V (VCCUV open). |
| FAULT | Open-drain fault flag | Pulls low when overcurrent detected; 200Ω typical pull-down impedance; indicates imminent TGDN activation. |
| TIMER | Fault timing capacitor node | Connects to GND via CT to set warning, shutdown, and retry intervals; disables timer if pulled >3.5V. |
| INP | CMOS input control | Ground-referenced digital signal; 1MΩ internal pull-down holds TGDN low at startup; VIH=2.0V, VIL=1.6V. |
| OVLO | Not present | No overvoltage lockout pin - input overvoltage protection not configurable on LTC7000ARMSE-1#TRPBF. |
| ISET | Not present | No current threshold adjustment - ΔVTH fixed at 30mV; eliminates external resistor network. |
| IMON | Not present | No current monitor output - removes need for analog feedback path to controller. |
| TGDN | High-current pull-down driver | Directly connects to MOSFET gate; pulls to TS (high-side source) to turn off; 1Ω RDS(ON). |
| TGUP | High-current pull-up driver | Connects to BST; drives gate high; 2.2Ω RDS(ON); tie to TGDN for fastest transition. |
| TS | High-side source reference | Return node for high-side MOSFET source; also serves as reference for SNS+, SNS−, BST, and TG outputs. |
| BST | Bootstrapped supply rail | Swings from ~12V to (VIN + 12V); requires ≥0.1µF capacitor to TS; powers TGUP driver stage. |
| SNS+ | Current sense positive input | Kelvin-connected to high side of external sense resistor; monitors drain current of high-side MOSFET. |
| SNS− | Current sense negative input | Connected to low side of sense resistor via ≥100Ω resistor; forms ΔVSNS with SNS+ for overcurrent detection. |
| GND (exposed pad) | Power and thermal ground | Exposed Pad Pin 17 - must be soldered to PCB plane for rated θJA = 45°C/W and electrical integrity. |
Key Features
| Feature | Design Value |
|---|---|
| 100% duty cycle support | Integrated charge pump maintains ≥12V BST–TS across full 3.5V–135V VIN range - eliminates external bootstrap complexity. |
| Fast switching performance | 35ns propagation delay + 13ns rise/fall times (CL = 1nF) - enables sub-100ns total switching transitions for high-frequency loads. |
| Robust overcurrent protection | Adjustable fault timing via external CT capacitor; automatic retry after cooldown; open-drain FAULT flag for system-level fault handling. |
| High-voltage isolation compliance | MSOP package with 0.657mm high-voltage pin spacing (MSE16 variant) - meets creepage/clearance requirements for 135V systems. |
| Automotive-grade reliability | AEC-Q100 qualified (Grade 1: −40°C to +150°C) - validated for under-hood and industrial control module deployment. |
| Simplified pinout variant | Omits RUN, OVLO, ISET, IMON pins vs. LTC7000A - reduces BOM count, layout area, and design validation effort for fixed-threshold applications. |
Applications
| Automotive Electronic Valve Control | Industrial DC Load Switching |
|---|---|
|
Use Scenario: Driving solenoid valves in engine management or transmission control units powered from 12V/24V/48V battery rails with transient spikes up to 135V. IC Role / Device Role / Timing Role: High-side gate driver controlling N-channel MOSFET that switches valve coil current; provides fast turn-on/turn-off (<100ns) and overcurrent shutdown within 70ns of fault detection. Use Value: Eliminates need for isolated gate drivers or discrete level shifters; withstands load dump transients per ISO 7637-2; AEC-Q100 qualification ensures long-term reliability. |
Use Scenario: Solid-state replacement of mechanical relays in programmable logic controllers (PLCs) and motor starters handling 24V–100V DC loads. IC Role / Device Role / Timing Role: Static switch driver enabling zero-crossing–free, bounce-free switching of resistive/inductive DC loads; supports continuous 3A current with thermal derating. Use Value: Reduces system size vs. relay-based solutions; enables predictive maintenance via FAULT flag integration; 150°C junction rating supports sealed enclosure operation. |
| High-Voltage Test Equipment | Medical Power Distribution |
|
Use Scenario: Precision load switching in automated test equipment (ATE) requiring controlled power-up/down sequencing of DUTs with 3.5V–135V supply rails. IC Role / Device Role / Timing Role: Programmable high-side switch enabling microcontroller-controlled power gating with <35ns timing resolution and fault-safe disable. Use Value: Guarantees deterministic turn-off under overcurrent - prevents DUT damage during short-circuit testing; low shutdown current (1µA) extends battery life in portable ATE. |
Use Scenario: Isolated power path control in diagnostic imaging systems (e.g., X-ray generators) where redundant 48V/96V DC distribution must meet IEC 60601 safety requirements. IC Role / Device Role / Timing Role: Safety-critical high-side switch driver with fail-safe FAULT signaling and thermal shutdown (180°C) to prevent hazardous energy release. Use Value: Meets reinforced insulation creepage requirements via MSE16(12) package; eliminates single-point failure modes through automatic retry and open-drain fault reporting. |
Equivalent & Alternatives
The following parts are listed as comparable options for similar high-side NMOS gate driver applications.
| Alternative Part | Technical Difference | Application Difference | Selection Advice |
|---|---|---|---|
| LTC7000ARMSE#TRPBF | Includes RUN, OVLO, ISET, IMON pins; adjustable current threshold (20–75mV); current monitor output; configurable UVLO. | Suitable for systems requiring dynamic current limit tuning, real-time current feedback, or precise input voltage window control. | Select when design needs programmable trip point or diagnostic visibility; adds 4 pins and external components but increases flexibility. |
| TPS27081AQPWPRQ1 | Lower VIN max (40V); integrated MOSFET; no charge pump; fixed 1.5A current limit; no TIMER/FAULT configurability. | Targeted at lower-voltage automotive body electronics (e.g., lighting, HVAC) where integration and cost outweigh high-voltage capability. | Choose only for ≤40V applications needing monolithic solution; cannot replace LTC7000ARMSE-1#TRPBF in 135V systems. |
Compared with LTC7000ARMSE#TRPBF, the LTC7000ARMSE-1#TRPBF trades configurability for simplicity and reduced component count, while the TPS27081AQPWPRQ1 offers integration at the expense of voltage rating and protection granularity - making LTC7000ARMSE-1#TRPBF optimal for fixed-threshold, high-voltage static switching where reliability and minimal footprint are critical.
Availability
LTC7000ARMSE-1#TRPBF is available at Aetrix Electronics and suitable for automotive electronic valve control, industrial DC load switching, and high-voltage test equipment requiring stable component supply, AEC-Q100 compliance, and 135V operational margin.
Supply support for LTC7000ARMSE-1#TRPBF includes scheduled delivery planning, volume procurement assistance, BOM continuity management, traceable sourcing, and lifecycle availability coordination for OEM customers, industrial embedded developers, connected-device designers, and electronics production programs.
Manufacturer
Analog Devices, Inc. is a global leader in high-performance analog, mixed-signal, and digital signal processing semiconductors, serving industrial, automotive, communications, and healthcare markets.
The LTC7000 family is designed for high-voltage, high-reliability high-side NMOS gate driving in automotive and industrial power systems - emphasizing robust overcurrent protection, 100% duty cycle capability, and AEC-Q100 qualification.
FAQ
What is the maximum input voltage rating for the LTC7000ARMSE-1#TRPBF?
The LTC7000ARMSE-1#TRPBF has an absolute maximum VIN rating of 150V and a specified operating range of 3.5V to 135V. This allows it to safely operate in automotive 12V/24V/48V systems subject to load dump transients per ISO 7637-2, as well as industrial 100V DC bus applications. Exceeding 150V may cause permanent damage.
Does the LTC7000ARMSE-1#TRPBF support 100% duty cycle operation?
Yes, the LTC7000ARMSE-1#TRPBF supports true 100% duty cycle operation via its integrated charge pump, which maintains a regulated BST–TS voltage of ≥12V across the full 3.5V–135V VIN range. This eliminates the need for external bootstrap diodes or capacitors and enables indefinite conduction of the external high-side N-channel MOSFET.
How does overcurrent protection work on the LTC7000ARMSE-1#TRPBF?
The LTC7000ARMSE-1#TRPBF monitors ΔVSNS across an external sense resistor using an internal comparator. When ΔVSNS exceeds the fixed 30mV threshold, a fault timer (set by CT on the TIMER pin) initiates. After timeout, TGDN is pulled to TS to turn off the MOSFET, FAULT goes low, and the part automatically retries after cooldown - all without requiring MCU intervention.
What is the purpose of the exposed pad (Pin 17) on the LTC7000ARMSE-1#TRPBF?
The exposed pad (Pin 17) on the LTC7000ARMSE-1#TRPBF is electrically and thermally connected to GND. It must be soldered to a PCB copper plane to achieve the specified thermal resistance (θJA = 45°C/W) and ensure reliable operation at 150°C junction temperature. Leaving it unconnected degrades thermal performance and risks premature failure under load.
How does the LTC7000ARMSE-1#TRPBF differ from the LTC7000ARMSE#TRPBF?
The LTC7000ARMSE-1#TRPBF omits the RUN, OVLO, ISET, and IMON pins present on the LTC7000ARMSE#TRPBF. This results in fixed undervoltage/overvoltage lockouts, no adjustable current trip threshold (30mV only), and no current monitor output - simplifying design for applications where those features are unnecessary and reducing BOM count and layout complexity.
LTC7000ARMSE-1#TRPBF Specifications
- Product attributes
- Attribute value
- Manufacturer:
- Analog Devices Inc.
- Series:
- -
- Package/Case:
- 16-TFSOP (0.118", 3.00mm Width), 12 Leads, Exposed Pad
- Packaging:
- Tape & Reel (TR)
- Product Status:
- Active
- Programmable:
- Not Verified
- Driven Configuration:
- High-Side
- Channel Type:
- Single
- Number of Drivers:
- 1
- Gate Type:
- N-Channel MOSFET
- Voltage - Supply:
- 3.5V ~ 135V
- Logic Voltage - VIL, VIH:
- 1.8V, 1.7V
- Current - Peak Output (Source, Sink):
- -
- Input Type:
- Non-Inverting
- High Side Voltage - Max (Bootstrap):
- 14 V
- Rise / Fall Time (Typ):
- 90ns, 40ns
- Operating Temperature:
- -40°C ~ 125°C (TJ)
- Grade:
- -
- Qualification:
- -
- Mounting Type:
- Surface Mount
- Supplier Device Package:
- 16-MSOP-EP
LTC7000ARMSE-1#TRPBF FAQ
1.How can I place an order for LTC7000ARMSE-1#TRPBF through Aetrix?
Please submit a Request for Quotation (RFQ) for LTC7000ARMSE-1#TRPBF on Aetrix. Our sales agent will provide a competitive quotation and guide you through the order confirmation once you accept the terms.
2.Are the price and stock information for LTC7000ARMSE-1#TRPBF reliable?
The price and inventory of LTC7000ARMSE-1#TRPBF are updated periodically and may fluctuate due to market conditions. Stock and pricing data are typically refreshed every 24 hours. Quotation validity for LTC7000ARMSE-1#TRPBF is usually 5 days.
3.What payment methods are accepted for LTC7000ARMSE-1#TRPBF?
We accept Wire Transfer, PayPal, Credit Card, Western Union, MoneyGram, and Escrow for LTC7000ARMSE-1#TRPBF transactions.
Note: Certain payment methods may incur a processing fee.
4.How is shipping managed for LTC7000ARMSE-1#TRPBF?
LTC7000ARMSE-1#TRPBF orders can be shipped via leading logistics carriers, including DHL, UPS, FedEx, TNT, or Registered Mail.
Once your LTC7000ARMSE-1#TRPBF order is processed, you will receive an email with the shipment details and tracking number.
Note: Tracking information may take up to 24 hours to appear. Express delivery typically takes 3–5 business days.
5.How can I obtain technical support or documentation for LTC7000ARMSE-1#TRPBF?
For technical support, including LTC7000ARMSE-1#TRPBF datasheets, pinout diagrams, or application guidance, please contact our engineering support team. They can provide detailed documentation and assistance for your LTC7000ARMSE-1#TRPBF requirements.
6.How does Aetrix verify that LTC7000ARMSE-1#TRPBF is sourced from the original manufacturer or authorized distributors?
All LTC7000ARMSE-1#TRPBF products on Aetrix are procured from qualified distributors and authorized channels. Our dedicated quality assurance team conducts strict verification, including traceability checks and, if necessary, third-party testing. This ensures that LTC7000ARMSE-1#TRPBF meets industry standards.
7.What is the process for return or replacement of LTC7000ARMSE-1#TRPBF?
All LTC7000ARMSE-1#TRPBF units undergo pre-shipment inspection (PSI). If there is an issue with LTC7000ARMSE-1#TRPBF, returns or replacements are accepted under the following conditions:
1.Quantity discrepancies, incorrect items, or visible external defects (such as breakage or corrosion), acknowledged by Aetrix.
2.The issue is reported within 90 days of delivery.
3.The LTC7000ARMSE-1#TRPBF part is unused and in its original packaging.
Return procedure for LTC7000ARMSE-1#TRPBF:
1.Submit a request within 90 days.
2.Obtain a Return Material Authorization (RMA) from Aetrix.
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