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ISO7760DBQ
Texas Instruments
DGTL ISO 3000VRMS 6CH GP 16SSOP
50282 Pcs New Original In Stock
General Purpose Digital Isolator 3000Vrms 6 Channel 100Mbps 85kV/µs CMTI 16-SSOP (0.154", 3.90mm Width)
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ISO7760DBQ
Product Overview
1314036
DiGi Electronics Part Number
ISO7760DBQ-DGManufacturer
Texas Instruments
ISO7760DBQ
Description
DGTL ISO 3000VRMS 6CH GP 16SSOPInventory
50282 Pcs New Original In Stock
General Purpose Digital Isolator 3000Vrms 6 Channel 100Mbps 85kV/µs CMTI 16-SSOP (0.154", 3.90mm Width)
Quantity
Minimum 1
Minimum 1
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ISO7760DBQ Technical Specifications
Category
Digital Isolators
Packaging
Tube
Series
ISO776x
Product Status
Active
Technology
Capacitive Coupling
Type
General Purpose
Isolated Power
No
Number of Channels
6
Inputs - Side 1/Side 2
6/0
Channel Type
Unidirectional
Voltage - Isolation
3000Vrms
Common Mode Transient Immunity (Min)
85kV/µs
Data Rate
100Mbps
Propagation Delay tpLH / tpHL (Max)
16ns, 16ns
Pulse Width Distortion (Max)
4.9ns
Rise / Fall Time (Typ)
1.1ns, 1.4ns
Voltage - Supply
2.25V ~ 5.5V
Operating Temperature
-55°C ~ 125°C
Mounting Type
Surface Mount
Package / Case
16-SSOP (0.154", 3.90mm Width)
Supplier Device Package
16-SSOP
Base Product Number
ISO7760
Datasheet & Documents
Manufacturer Product Page
ISO7760DBQ Specifications
Design Resources
Digital Isolator Design Guide
HTML Datasheet
ISO7760DBQ-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
2 (1 Year)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
ISO7760DBQ-DG
296-48810
Standard Package
75
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
I’m always satisfied with the value and the ease of browsing on their site.
de desembre 02, 2025
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de desembre 02, 2025
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de desembre 02, 2025
Their quick shipping has helped us keep up with high demand without stock shortages.
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Frequently Asked Questions (FAQ)
What are the key design-in risks when using the ISO7760DBQ in high-noise industrial environments, and how can I mitigate them?
When using the ISO7760DBQ in high-noise environments, the primary risk is signal integrity degradation due to ground shifts or fast transients, despite its high 85kV/µs CMTI rating. To mitigate this, ensure low-inductance PCB layout practices: minimize loop areas, use solid ground planes on each side of the isolation barrier, and place decoupling capacitors (0.1µF ceramic) within 5mm of each supply pin. Additionally, avoid routing high-speed signals parallel to isolated channels to prevent coupling. The ISO7760DBQ's capacitive coupling technology is inherently robust, but poor layout can negate its performance advantages in motor drives or PLC systems where EMI is prevalent.
Can the ISO7760DBQ safely replace the Si8660BB-ISR in a 6-channel digital isolation design, and what are the critical compatibility differences?
The ISO7760DBQ can replace the Si8660BB-ISR in most 6-channel unidirectional applications but requires careful compatibility checks. The ISO7760DBQ supports a wider supply range (2.25V to 5.5V) vs. Si8660BB-ISR’s 2.5V–5.5V, allowing flexibility in low-voltage systems. However, the Si8660 uses SiO2-based capacitive isolation, while ISO7760DBQ uses RF modulation-based capacitive coupling—this affects EMI emissions and transient response. Ensure timing: ISO7760DBQ has max 16ns propagation delay, comparable to Si8660BB-ISR’s 15ns. Check pulse width distortion (4.9ns max for ISO7760DBQ) if precise timing is critical. Verify pin compatibility—both are 16-SSOP but confirm footprint alignment.
How does the ISO7760DBQ handle propagation delay skew in multi-channel timing-critical applications like gate driving?
In timing-critical applications such as IGBT or MOSFET gate driving, the ISO7760DBQ’s channel-to-channel propagation delay skew must be considered. While individual channels have a max delay of 16ns, the skew between channels isn't specified directly—assume up to 16ns worst-case variation across temperature and voltage. This can lead to shoot-through risks in bridge configurations if channels control complementary signals. Mitigate by using matched external pull-up resistors, minimizing trace length differences, and incorporating dead-time in control logic. For precise edge alignment, consider integrating a single-package dual-channel isolator (e.g., ISO7721) for critical pairs, keeping ISO7760DBQ for non-critical signals.
What reliability concerns should I address when deploying the ISO7760DBQ in automotive under-the-hood applications at 125°C?
While the ISO7760DBQ supports operation up to 125°C, long-term reliability in automotive under-the-hood applications requires addressing thermal stress and humidity concerns. The MSL 2 rating means the device is sensitive to moisture; bake if exposed beyond 1 year or if humidity exceeds 60%. Use conformal coating to reduce leakage currents on the PCB. Ensure thermal vias under the exposed pad (if applicable) to transfer heat away, though the ISO7760DBQ has no thermal pad. Monitor supply ripple—capacitive isolators can be sensitive to supply noise at temperature extremes. Confirm system-level insulation integrity over life, as repetitive partial discharges at 3000Vrms isolation can degrade performance if creepage/clearance distances are compromised.
Is the ISO7760DBQ suitable for use in reinforced isolation systems, and what supporting components are needed for compliance with IEC 61010-1?
The ISO7760DBQ supports 3000Vrms isolation, making it suitable for reinforced insulation in systems complying with IEC 61010-1, but only when combined with proper PCB design. Ensure at least 8mm creepage and 8mm clearance (for pollution degree 2, overvoltage category II) across the isolation barrier. Use split ground planes with no copper stitching between sides. The ISO7760DBQ lacks integrated isolated power, so a separate isolated DC-DC converter (e.g., TI ISOW7841) is required—ensure its isolation rating matches. Add transient voltage suppression (TVS) diodes on primary-side inputs if exposed to ESD. Validate with HI-POT testing at 6000VAC for 1 minute to confirm system-level reinforced insulation integrity.
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ISO7760DBQ CAD Models
Texas Instruments ISO7760DBQ PCB symbols & footprints
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