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Maxim > Solutions > Cellular Handsets
Switching Regulators
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| Display |
Title / Parts |
Key Advantages |
| QV PDF |
1.8A Step-Down Regulator with Differential Remote Sense in 2mm x 2mm WLP
MAX8649
| Ideal for High Performance Applications Processors with Better than 2% Voltage Accuracy Over Line, Load, and Temperature |
| QV PDF |
Tiny 500mA, 4MHz/2MHz Synchronous Step-Down DC-DC Converters
MAX8640Y, MAX8640Z
| Smallest 2mm x 2.1mm SC70 Package, the Industry's Smallest Total Solution Size, and Most Robust 4MHz/2MHz Step-Down DC-DC Converters on the Market that Can Deliver 500mA with Over 93% Efficiency |
| QV PDF |
4MHz, 500mA Synchronous Step-Down DC-DC Converters in Thin SOT and TDFN
MAX8560, MAX8561, MAX8562
| First 4MHz Step-Down DC-DC Converters Deliver 500mA with Over 90% Efficiency in SOT23 and TDFN |
| QV PDF |
800mA, 2MHz, PWM DC-to-DC Step-Down Converter with Reset
MAX1572
| First 800mA, Sub-1V, 2MHz, PWM, Step-Down DC-DC Uses Tiny 2.2µH Inductor, Includes Reset Output |
| QV PDF |
Low-Voltage, 400mA Step-Down DC-DC Converters in SOT23
MAX1920, MAX1921
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| QV PDF |
0.8A, Low-Noise, 1MHz, Step-Up DC-DC Converter
MAX1760, MAX1760H
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| QV PDF |
Step-Up DC-DC Converters with Precise, Adaptive Current Limit for GSM
MAX1687, MAX1688
| Reduces GSM Battery Peak Current by 6x, Eliminates DC-DC Noise during Transmission with User Selectable Disable |
| Key Specifications:
Step-Down Switching Regulators |
| Part Number |
VIN (min) (V) |
VIN (max) (V) |
Min. VOUT (V) |
Max. VOUT (V) |
Preset VOUT (V) |
IOUT (A) |
IOUT (A) |
Output Adj. Method |
Operating Current, ICC (max) (mA) |
Number of DC-DC Outputs |
Operating Freq. (kHz) |
Package |
Smallest Available Package (max w/pins) (mm2) |
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MAX8640Y
|
2.7
|
5.5
|
1
|
2.5
|
1.0
1.1
1.2
1.3
1.5
1.8
2.5
|
0.5
|
0.5
|
Preset
Resistor
|
0.048
|
1
|
2000
|
µDFN/6
SC70/6
|
2
|
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MAX8640Z
|
2.7
|
5.5
|
1.1
|
1.8
|
1.1
1.2
1.3
1.5
1.8
|
0.5
|
0.5
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Preset
Resistor
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0.048
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1
|
4000
|
µDFN/6
SC70/6
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2
|
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MAX8560
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2.7
|
5.5
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0.6
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2.5
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-
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0.5
|
0.5
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Resistor
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0.08
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1
|
4000
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TSOT/5
|
8
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MAX8561
|
2.7
|
5.5
|
0.6
|
2.5
|
-
|
0.5
|
0.5
|
Resistor
|
0.08
|
1
|
4000
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TDFN-EP/8
|
10
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MAX8562
|
2.7
|
5.5
|
0.6
|
2.5
|
-
|
0.5
|
0.5
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Resistor
|
0.08
|
1
|
4000
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TDFN-EP/8
|
10
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MAX1572
|
2.6
|
5.5
|
0.75
|
2.5
|
-
|
0.8
|
0.8
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Digital/VID
|
0.08
|
1
|
2000
|
TQFN/12
|
17
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MAX1920
|
2
|
5.5
|
1.25
|
4
|
-
|
0.4
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0.4
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Resistor
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0.07
|
1
|
1200
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SOT/6
TDFN-EP/6
|
9
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MAX1921
|
2
|
5.5
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1.5
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3.3
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1.5
1.8
2.5
3.0
3.3
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0.4
|
0.4
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Preset
Resistor
|
0.07
|
1
|
1200
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SOT/6
|
9
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| See All Step-Down Switching Regulators (252) |
| Key Specifications:
Step-Up Switching Regulators |
| Part Number |
VIN (min) (V) |
VIN (max) (V) |
Min. VOUT (V) |
Max. VOUT (V) |
Preset VOUT (V) |
IOUT (A) |
IOUT (A) |
Output Adj. Method |
Operating Current, ICC (max) (mA) |
Number of DC-DC Outputs |
Operating Freq. (kHz) |
Package |
Smallest Available Package (max w/pins) (mm2) |
|
MAX1760
|
0.7
|
5.5
|
2.5
|
5.5
|
3.3
|
0.8
|
0.8
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Preset
Resistor
|
0.185
|
1
|
1000
|
µMAX/10
TDFN-EP/10
|
10
|
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MAX1687
|
2.7
|
6
|
1.25
|
6
|
-
|
2.5
|
2.5
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Resistor
|
4
|
1
|
500
|
SOIC(N)/8
TSSOP/16
|
31
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MAX1688
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2.7
|
6
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1.25
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6
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-
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2.5
|
2.5
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Resistor
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4
|
1
|
500
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SOIC(N)/8
TSSOP/16
|
31
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| See All Step-Up Switching Regulators (93) |
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