Product Summary

The FAN1581MX is an ultra-low dropout regulator with 5A output current capability. The device has been optimized for low voltage applications including VTT bus termination, where transient response and minimum input voltage are critical. The FAN1581MX is ideal for low voltage microprocessor applications requiring a regulated output from 1.3V to 5.7V with a power input supply of 1.75V to 6.5V. The applications of the FAN1581MX include: Support of GTL+ bus supply, Low voltage logic supply, Embedded Processor supplies, Split plane regulator, 2.5V, and 1.8V Logic Families, DDR Termination Supply.

Parametrics

FAN1581MX absolute maximum ratings: (1)VIN: 7 V; (2)VCNTL: 13.2 V; (3)Operating Junction Temperature Range: 0 to 125 ℃; (4)Lead Temperature (Soldering, 10 sec.): 300 ℃; (5)Storage Temperature Range: -65 to 150 ℃.

Features

FAN1581MX features: (1)Ultra Low dropout voltage, 0.4V typical at 5A; (2)1.2V Versions available for GTL termination; (3)Remote sense operation; (4)Fast transient response; (5)Load regulation: 0.05% typical; (6)0.5% typical initial accuracy; (7)On-chip thermal limiting; (8)TO-263, TO-252 and TO-220 packages.

Diagrams

FAN1581MX block diagram

Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
FAN1581MX
FAN1581MX

Fairchild Semiconductor

Low Dropout (LDO) Regulators 5A Adj LDO Vltg Reg

Data Sheet

Negotiable 
Image Part No Mfg Description Data Sheet Download Pricing
(USD)
Quantity
FAN103MY
FAN103MY


IC OFFLINE CTRLR PWM GREEN 8SOIC

Data Sheet

0-1: $0.47
1-10: $0.41
10-25: $0.36
25-100: $0.32
100-250: $0.27
250-500: $0.23
500-1000: $0.19
FAN1084D15X_36
FAN1084D15X_36

Fairchild Semiconductor

Low Dropout (LDO) Regulators

Data Sheet

Negotiable 
FAN1084T
FAN1084T

Fairchild Semiconductor

Low Dropout (LDO) Regulators 4.5A Adjustable LDO

Data Sheet

0-1: $0.76
1-25: $0.75
25-100: $0.74
100-250: $0.69
FAN1084T15
FAN1084T15

Fairchild Semiconductor

Low Dropout (LDO) Regulators 4.5A Adjustable LDO

Data Sheet

Negotiable 
FAN1086AM5X
FAN1086AM5X

Fairchild Semiconductor

Low Dropout (LDO) Regulators

Data Sheet

Negotiable 
FAN1086AMX
FAN1086AMX

Fairchild Semiconductor

Low Dropout (LDO) Regulators

Data Sheet

Negotiable