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LM5069MMX-1/NOPB
Texas Instruments
IC HOT SWAP CTRLR GP 10VSSOP
100343 Pcs New Original In Stock
Hot Swap Controller 1 Channel General Purpose 10-VSSOP
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5.0 / 5.0
- (152 Ratings)
LM5069MMX-1/NOPB
Product Overview
1283706
DiGi Electronics Part Number
LM5069MMX-1/NOPB-DGManufacturer
Texas Instruments
LM5069MMX-1/NOPB
Description
IC HOT SWAP CTRLR GP 10VSSOPInventory
100343 Pcs New Original In Stock
Hot Swap Controller 1 Channel General Purpose 10-VSSOP
Quantity
Minimum 1
Minimum 1
Purchase and inquiry
Warranty & Returns
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LM5069MMX-1/NOPB Technical Specifications
Category
Power Management (PMIC), Hot Swap Controllers
Packaging
Cut Tape (CT) & Digi-Reel®
Series
-
Product Status
Active
Type
Hot Swap Controller
Number of Channels
1
Internal Switch(s)
No
Applications
General Purpose
Features
Latched Fault
Programmable Features
Current Limit, Fault Timeout, OVP, UVLO
Voltage - Supply
9V ~ 80V
Current - Output (Max)
-
Operating Temperature
-40°C ~ 125°C
Current - Supply
1.3 mA
Mounting Type
Surface Mount
Package / Case
10-TFSOP, 10-MSOP (0.118", 3.00mm Width)
Supplier Device Package
10-VSSOP
Base Product Number
LM5069
Datasheet & Documents
Manufacturer Product Page
LM5069MMX-1/NOPB Specifications
HTML Datasheet
LM5069MMX-1/NOPB-DG
Environmental & Export Classification
RoHS Status
ROHS3 Compliant
Moisture Sensitivity Level (MSL)
1 (Unlimited)
REACH Status
REACH Unaffected
ECCN
EAR99
HTSUS
8542.39.0001
Additional Information
Other Names
LM5069MMX-1/NOPB-DG
296-49221-2
296-49221-1
296-49221-6
Standard Package
3,500
Alternative Parts
PART NUMBER
MANUFACTURER
QUANTITY AVAILABLE
DiGi PART NUMBER
UNIT PRICE
SUBSTITUTE TYPE
Reviews
5.0/5.0-(Show up to 5 Ratings)
de desembre 02, 2025
每次與他們的售後團隊聯繫都能得到熱心專業的協助，值得信賴。
de desembre 02, 2025
Commande arrivée plus tôt que prévu et support très aimable. Parfait!
de desembre 02, 2025
DiGi Electronics bietet eine starke Unterstützung nach dem Kauf und immer ausreichendes Inventar.
de desembre 02, 2025
Their consistent quality delivery makes them a reliable supplier.
de desembre 02, 2025
The support team follows up diligently after transactions, which I appreciate.
de desembre 02, 2025
Their products have proven to be economical and durable over time.
de desembre 02, 2025
The craftsmanship behind their products speaks volumes about their commitment to excellence.
de desembre 02, 2025
Their transparent approach to pricing makes it easy to compare products and make informed decisions.
de desembre 02, 2025
Their competitive pricing ensures value for money.
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Frequently Asked Questions (FAQ)
Can the LM5069MMX-1/NOPB be used to replace a Linear Technology LTC4211 in a 48V telecom power shelf design without major circuit changes?
The LM5069MMX-1/NOPB can serve as a functional replacement for the LTC4211 in many 48V hot swap applications, but critical differences exist: the LM5069MMX-1/NOPB supports a wider supply range (9V–80V vs. LTC4211’s 2.5V–15V), making it better suited for high-voltage backplanes, but it lacks an integrated MOSFET driver and requires an external N-channel FET. Unlike the LTC4211, which includes adjustable soft-start and precise current foldback, the LM5069MMX-1/NOPB relies on external RC networks for fault timeout and current limit programming. Careful review of gate drive requirements, fault response timing, and UVLO thresholds is essential—direct drop-in replacement may risk latch-up or delayed fault recovery under inrush conditions.
What are the key reliability risks when using the LM5069MMX-1/NOPB in high-vibration industrial environments with frequent power cycling?
In high-vibration or thermally cycled environments, the LM5069MMX-1/NOPB’s 10-VSSOP package (3.0 mm width) is susceptible to solder joint fatigue, especially when paired with large external MOSFETs that act as heat spreaders. Additionally, repeated power cycling can stress the internal reference and comparator circuits if fault timeout and current limit thresholds are not properly tuned—aggressive settings may cause nuisance tripping, while lenient ones risk MOSFET SOA violations. To mitigate, use conformal coating, ensure robust PCB pad design with adequate thermal relief, and validate operation across the full -40°C to 125°C range with actual load transients. Consider adding a snubber across the drain-source of the external FET to reduce voltage spikes during turn-off.
How does the programmable fault timeout feature of the LM5069MMX-1/NOPB impact inrush current management in capacitive load scenarios?
The LM5069MMX-1/NOPB allows external programming of the fault timeout via a capacitor on the TIMER pin, which directly affects how long the controller tolerates overcurrent during startup. In high-capacitance loads (e.g., server blades with >10,000 µF), a short timeout may prematurely latch a fault before the capacitor bank charges, while a long timeout increases stress on the external MOSFET. Best practice is to set the timeout just beyond the expected inrush duration—typically 10–100 ms—while ensuring the MOSFET remains within its safe operating area (SOA). Use the formula t = C_TIMER × 1.2 µA / 1.23 V to calculate timing, and always validate with an oscilloscope under worst-case cold-start conditions to avoid thermal runaway or false latching.
Is the LM5069MMX-1/NOPB suitable for redundant power supply OR-ing applications in data center racks, and how does it compare to dedicated OR-ing controllers like the TI TPS2419?
The LM5069MMX-1/NOPB is not optimized for OR-ing applications and should not be used as a direct substitute for dedicated OR-ing controllers like the TPS2419. While both handle high-voltage input protection, the TPS2419 includes active ideal diode control with low forward voltage drop and reverse-current blocking, whereas the LM5069MMX-1/NOPB is a general-purpose hot swap controller focused on inrush control and fault isolation. Using the LM5069MMX-1/NOPB for OR-ing would require additional circuitry to prevent backfeed and manage conduction losses, increasing complexity and reducing efficiency. For redundant power paths, prefer the TPS2419 or similar; reserve the LM5069MMX-1/NOPB for single-supply hot swap insertion scenarios where fault latching and programmable protection are priorities.
What design considerations are critical when integrating the LM5069MMX-1/NOPB with a high-side N-channel MOSFET in a 60V industrial system to avoid shoot-through or gate overdrive?
When driving a high-side N-channel MOSFET with the LM5069MMX-1/NOPB in a 60V system, the absence of an internal charge pump or bootstrap circuit means you must provide a gate drive voltage above the source potential—typically 10–12V above VIN—to ensure full enhancement. Without a proper gate drive solution (e.g., a dedicated high-side driver or isolated DC-DC), the MOSFET may operate in linear mode during startup, leading to excessive power dissipation. Additionally, ensure the gate resistor is sized to control turn-on slew rate and limit inrush, but not so large that it delays turn-on beyond the fault timeout window. Always verify that the MOSFET’s V_GS(max) rating exceeds the drive voltage under all transient conditions, and consider adding a Zener clamp (e.g., 15V) from gate to source to protect against overvoltage spikes.
Quality Assurance (QC)
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LM5069MMX-1/NOPB CAD Models
Texas Instruments LM5069MMX-1/NOPB PCB symbols & footprints
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