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Maxim > Solutions > Computers: Motherboards
LDOs and Other Controllers
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| Display |
Title / Parts |
Key Advantages |
| QV PDF |
High-Efficiency, Quad Output, Main Power-Supply Controllers for Notebook Computers
MAX8744A, MAX8745A
| |
| QV PDF |
40V, Ultra-Low Quiescent-Current Linear Regulators in 6-Pin TDFN/8-Pin SO
MAX15006, MAX15007
| Low 9µA Quiescent-Current Linear Regulators Ideal for Always-On Automotive Applications |
| QV PDF |
High-Current, Low-Voltage Linear Regulator with Power-Limited, External MOSFET
MAX8704
| |
| QV PDF |
Evaluation Kit for the MAX1954A
MAX1954AEVKIT
| |
| QV PDF |
±1%, Ultra-Low Output Voltage, Dual and Triple Linear n-FET Controllers
MAX8563, MAX8564, MAX8564A
| |
| QV PDF |
Wide-Input, High-Frequency, Triple-Output Supplies with Voltage Monitor and Power-On Reset
MAX8513, MAX8514
| Complete Triple-Output xDSL Power Supplies for Modems, Routers, and Gateways Save Cost and Reduce Noise |
| QV PDF |
Low-Cost, Current-Mode PWM Buck Controller with Foldback Current Limit
MAX1954A
| |
| QV PDF |
Dual, 300mA, Low-Noise Linear Regulator with Independent Shutdown in UCSP or TDFN
MAX8559
| |
| QV PDF |
Low-Cost, Wide Input Range, Step-Down Controllers with Foldback Current Limit
MAX8545, MAX8546, MAX8548
| 2.7V to 28V Input, 15A, Step-Down, DC-DC Controllers for Desktop and Graphic Card Supplies have Foldback Current Protection |
| QV PDF |
1MHz, All-Ceramic, 2.6V to 5.5V Input, 2A PWM Step-Down DC-to-DC Regulators
MAX1951, MAX1952
| 1MHz, All-Ceramic, 2.6V to 5.5V Input, 2A PWM Step-Down DC-DC Regulators Require Only 10µF Ceramic Capacitor |
| QV PDF |
Low-Cost, High-Frequency, Current-Mode PWM Buck Controllers
MAX1953, MAX1954, MAX1957
| |
| QV PDF |
Tracking, Sinking and Sourcing, Synchronous Buck Controller for DDR Memory and Termination Supplies
MAX1917
| Reduce Capacitors and Cost of DDR Supplies |
| QV PDF |
Low-Cost Voltage-Mode PWM Step-Down Controllers
MAX1966, MAX1967
| |
| Key Specifications:
Linear Regulators |
| Part Number |
Regulators per Pkg. |
Min. VIN (V) |
Max. VIN (V) |
Preset VOUT (V) |
Min. Adjustable VOUT (V) |
Max. Adjustable VOUT (V) |
Typ. VDROPOUT@ Rated ILOAD (V) |
Rated ILOAD (mA) |
Max. ICC (µA) |
Low Battery/ Power Fail Output |
POK/ Reset Output |
POK/ Reset Output Type |
Nominal POK/Reset Threshold (V) |
Watchdog |
Reverse Battery Protection |
Industry Qualified |
Package |
Smallest Available Package (max w/pins) (mm2) |
Operating Temp. Range (°C) |
|
MAX15007
|
1
|
4
|
40
|
3.3
5.0
|
-
|
-
|
0.3
|
50
|
18
|
No
|
No
|
-
|
-
|
No
|
No
|
Automotive - General
|
SOIC/8
THIN QFN (Dual)/6
|
10
|
-40 to +125
|
|
MAX15006
|
1
|
4
|
40
|
3.3
5.0
|
-
|
-
|
0.3
|
50
|
17
|
No
|
No
|
-
|
-
|
No
|
No
|
Automotive - General
|
SOIC/8
THIN QFN (Dual)/6
|
10
|
-40 to +125
|
|
MAX8563
|
3
|
4.5
|
13.2
|
-
|
0.5
|
5
|
0.056
|
3,000
|
1600
|
No
|
POK
|
Open Drain Active Low
|
Vout-12%
|
No
|
No
|
-
|
QSOP/16
|
31
|
-40 to +85
|
|
MAX8564
|
2
|
4.5
|
13.2
|
-
|
0.5
|
5
|
0.056
|
3,000
|
1200
|
No
|
POK
|
Open Drain Active Low
|
Vout-12%
|
No
|
No
|
-
|
uMAX/10
|
15
|
-40 to +85
|
|
MAX8559
|
2
|
2.5
|
6.5
|
1.5 to 3.3
|
-
|
-
|
0.2
|
300
|
290
|
No
|
No
|
-
|
-
|
No
|
No
|
-
|
THIN QFN (Dual)/8
UCSP/8
|
2
|
-40 to +85
|
| See All Linear Regulators (137) |
| Key Specifications:
Switch-Mode DC-DC Power Supplies |
| Part Number |
Topology |
VIN (min) (V) |
VIN (max) (V) |
Number of DC-DC Outputs |
Preset VOUT (V) |
Digital/VID Programmed Output |
Min. Adjustable VOUT (V) |
Max. Adjustable VOUT (V) |
IOUT (A) |
Operating Current, ICC (max) (mA) |
Fixed Freq/PWM Operation |
Operating Freq. (kHz) |
Internal Power Switch(es) |
Synchronous Rectifier |
Package |
Smallest Available Package (max w/pins) (mm2) |
|
MAX8513
|
Step-Down
|
4.5
|
28
|
1
|
-
|
No
|
0.8
|
27
|
4
|
3.2
|
Yes
|
1400
|
No
|
Yes
|
QSOP/28
|
62
|
|
MAX8514
|
Step-Down
|
4.5
|
28
|
1
|
-
|
No
|
0.8
|
27
|
4
|
3.2
|
Yes
|
1400
|
No
|
Yes
|
QSOP/28
|
62
|
|
MAX1951
|
Step-Down
|
2.6
|
5.5
|
1
|
-
|
No
|
0.8
|
5
|
2
|
10
|
Yes
|
1000
|
Yes
|
Yes
|
SOIC/8
|
31
|
|
MAX1952
|
Step-Down
|
2.6
|
5.5
|
1
|
1.8
|
No
|
1.8
|
1.8
|
2
|
10
|
Yes
|
1000
|
Yes
|
Yes
|
SOIC/8
|
31
|
|
MAX8545
|
Step-Down
|
2.7
|
28
|
1
|
-
|
No
|
0.8
|
23
|
15
|
1.2
|
Yes
|
300
|
No
|
Yes
|
uMAX/10
|
15
|
|
MAX8546
|
Step-Down
|
2.7
|
28
|
1
|
-
|
No
|
0.8
|
23
|
15
|
1.2
|
Yes
|
300
|
No
|
Yes
|
uMAX/10
|
15
|
|
MAX8548
|
Step-Down
|
2.7
|
28
|
1
|
-
|
No
|
0.8
|
23
|
15
|
1.2
|
Yes
|
100
|
No
|
Yes
|
uMAX/10
|
15
|
|
MAX1953
|
Step-Down
|
3
|
5.5
|
1
|
-
|
No
|
0.8
|
4.5
|
4
|
1
|
Yes
|
1000
|
No
|
Yes
|
uMAX/10
|
15
|
|
MAX1954
|
Step-Down
|
3
|
13.2
|
1
|
-
|
No
|
0.8
|
4.5
|
25
|
1
|
Yes
|
300
|
No
|
Yes
|
uMAX/10
|
15
|
|
MAX1957
|
Step-Down
|
3
|
5.5
|
1
|
-
|
No
|
0.4
|
4.5
|
3
|
1
|
Yes
|
300
|
No
|
Yes
|
uMAX/10
|
15
|
|
MAX1917
|
Step-Down
|
4.5
|
22
|
1
|
-
|
No
|
0.4
|
5
|
25
|
0.8
|
Yes
|
200
300
400
550
|
No
|
Yes
|
QSOP/16
|
31
|
|
MAX1966
|
Step-Down
|
2.7
|
5.5
|
1
|
-
|
No
|
0.8
|
4.5
|
5
|
0.7
|
Yes
|
100
|
No
|
Yes
|
SOIC/8
|
31
|
|
MAX1967
|
Step-Down
|
2.7
|
28
|
1
|
-
|
No
|
0.8
|
4.5
|
5
|
0.7
|
Yes
|
100
|
No
|
Yes
|
uMAX/10
|
15
|
| See All Switch-Mode DC-DC Power Supplies (413) |
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