MAX1632EAI+ Analog Devices Integrated Circuit (Small Outline Packages) In Stock
The MAX1632EAI+ is a dual-output current-mode PWM switching controller designed for low-noise notebook computer power supplies, accepting a 4.2 V to 30 V input range and housed in a 28-pin SSOP package.
- Manufacturer
- Analog Devices
- Package
- Small Outline Packages
- Pin Count
- 28
- Lifecycle
- NOT RECOMMENDED
- Datasheet
- MAX1632EAI+ Datasheet PDF
- Category
- Integrated Circuit
- Temp Range
- -40.0°C to 85.0°C
- RoHS
- Compliant
- Lead Time
- 3–7 business days
- Shipping
- DHL Express · Worldwide
Key Features
- Dual-output current-mode PWM switching controller for multi-rail notebook supplies
- Input voltage range of 4.2 V to 30 V, nominal 15 V operation
- Low-noise architecture optimized for sensitive mixed-signal notebook applications
- Pulse-width modulation control technique with current-mode regulation loop
- 28-pin SSOP (5.3 mm width) package for space-constrained designs
- Supports main and secondary supply rails in a single controller IC
Applications
The MAX1632EAI+ is primarily designed for notebook computer power management, generating multiple regulated output rails from a single battery or adapter input in a compact board footprint. It is also applicable in portable industrial instruments and embedded computing modules where low-noise dual-rail DC-DC conversion from 4.2 V to 30 V input is required.
Specifications
| Manufacturer Package Code | 28-SSOP-5.3_MM |
| Date Of Intro | 1996-03-07 |
| YTEOL | 3 |
| Analog IC - Other Type | DUAL SWITCHING CONTROLLER |
| Control Mode | CURRENT-MODE |
| Control Technique | PULSE WIDTH MODULATION |
| Input Voltage-Max | 30V |
| Input Voltage-Min | 4.2V |
| Input Voltage-Nom | 15V |
| JESD-30 Code | R-PDSO-G28 |
| JESD-609 Code | e3 |
| Number of Functions | 1 |
| Output Voltage-Max | 3.47V |
| Output Voltage-Min | 3.2V |
| Output Voltage-Nom | 3V |
| Package Body Material | PLASTIC/EPOXY |
| Package Equivalence Code | SSOP28,.3 |
| Package Shape | RECTANGULAR |
| Package Style | SMALL OUTLINE, SHRINK PITCH |
| Peak Reflow Temperature (Cel) | 260 |
| Qualification Status | Not Qualified |
| Supply Current-Max (Isup) | 0.05mA |
| Surface Mount | YES |
| Switcher Configuration | PUSH-PULL |
| Switching Frequency-Max | 300kHz |
| Technology | BICMOS |
| Temperature Grade | INDUSTRIAL |
| Terminal Finish | Matte Tin (Sn) - annealed |
| Terminal Form | GULL WING |
| Terminal Pitch | 0.65mm |
| Terminal Position | DUAL |
| Time@Peak Reflow Temperature-Max (s) | 30 |
| Package | Small Outline Packages |
Compliance & Regulatory
| RoHS Status | Compliant |
| Lead-Free | Yes (Pb-Free) |
| Moisture Sensitivity Level | MSL 1 |
| ECCN | EAR99 |
| HTS Code | 8542.39.00.60 |
| Country of Origin | Japan, Mainland China, Malaysia, Philippines, Singapore, South Korea, Taiwan, Thailand, USA |
Alternate & Equivalent Parts
No known alternates. Submit an RFQ and our team can suggest alternatives.
Frequently Asked Questions
What input voltage range does the MAX1632EAI+ support, and is it compatible with both battery and adapter power inputs?
The MAX1632EAI+ accepts an input voltage from 4.2 V minimum to 30 V maximum, with a 15 V nominal operating point. This covers both Li-ion battery packs (around 7 V to 12 V) and typical AC adapter rails in notebook designs.
How does the current-mode control architecture of MAX1632EAI+ benefit multi-output notebook power designs?
Current-mode PWM control in the MAX1632EAI+ provides cycle-by-cycle overcurrent limiting and improved transient response compared to voltage-mode controllers. For notebook designs with 2 regulated outputs, this means faster load-step recovery and better protection against short-circuit conditions.
Which package does the MAX1632EAI+ use, and what does that mean for PCB layout in space-constrained notebooks?
The MAX1632EAI+ is supplied in a 28-pin SSOP with a 5.3 mm body width, enabling a compact PCB footprint suitable for space-constrained notebook motherboards and small-form-factor embedded computing modules compared to an equivalent DIP-28 solution.
Is MAX1632EAI+ still in active production, and what should buyers consider when planning inventory?
The MAX1632EAI+ was introduced in 1996 and has a limited remaining YTEOL horizon of approximately 3 years, suggesting it is approaching end-of-life. Buyers should verify current lifecycle status and consider building safety stock or evaluating newer multi-output PWM controllers as long-term alternates.
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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.
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