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Maxim > Solutions > Cordless Phones

Power Amplifiers/Drivers

DATA SHEETS
Display Title/Parts Key Advantages
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 2.5MHz/1.5MHz Step-Down Converters with 60mΩ Bypass in TDFN for CDMA PA Power
MAX8581, MAX8582

Overall Smallest Solution 1.5MHz Step-Down DC-DC Converters Deliver 600mA with Up to 94% Efficiency in a Small TDFN Package
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 2.4GHz SiGe Linear Power Amplifier
MAX2247

QV  PDF 2.4GHz to 2.5GHz Linear Power Amplifier
MAX2242

2.4GHz PA Delivers +23 dBm Linear Output Power
QV  PDF 2.5GHz, +20dBm Power Amplifier IC in UCSP Package
MAX2240

Industry's Smallest Bluetooth PA Provides Digital Power Control
QV  PDF +3.6V, 1W Autoramping Power Amplifier for 900MHz Applications
MAX2235

QV  PDF 3.6V, 1W RF Power Transistors for 900MHz Applications
MAX2601, MAX2602




Key Specifications:  Power Amplifiers/Drivers
Part Number Features Footprint
(mm x mm)
Package/Pins
MAX2247 
24% PAE at +24dBm Linear Output Power, 3.3V
24% PAE at +21dBm Linear Output Power, 3.0V
29dB Power Gain
External Bias Control for Current Throttleback
Internal Input Matching
On-Chip Power Detector
Shutdown
Up to +24dBm Output Power at <-32/-55dBc ACPR
1.5 x 2.0
UCSP/11
MAX2242 
+22.5dBm Output Power at -33dBc ACPR for 802.11b
28.5dB Power Gain
External Bias Control for Current Throttleback
On-Chip Power Detector
Output Power Tunable from +10dBm to +22dBm
1.5 x 2.0
UCSP/11
MAX2240 
+19dBm Output Power at 105mA Supply Current
2-Bit Digital Power Control
Integrated Input Match
Low 105mA Operating Current
1.6 x 1.6
UCSP/9
MAX2235 
+30dBm Output Power at +3.6V
+32.5dBm Output Power at +5.0V
37dB Power-Control Range
47% Efficiency
6.4 x 6.5
TSSOP-EP/20
MAX2601 
11.6dB Power Gain
58% Efficiency
4.9 x 6.0
SOIC(N)-EP/8
MAX2602 
11.6dB Power Gain
58% Efficiency
Integrated Diode for Accurate Biasing
4.9 x 6.0
SOIC(N)-EP/8
See All Power Amplifiers/Drivers (9)

Key Specifications:  Step-Down Switching Regulators
Part Number VIN
(V)
VIN
(V)
VOUT
(V)
VOUT
(V)
Preset VOUT
(V)
Max. IOUT
(A)
Max. IOUT
(A)
Output Adjust. Method DC-DC Outputs Oper. Freq.
(kHz)
Package/Pins Smallest Available Pckg.
(mm2)
min max min max max w/pins
MAX8581  2.7 5.5 0 5 - 0.6 0.6
Dyn. REF In
Resistor
1 2500
TDFN-EP/10
9.6
MAX8582  0 5 - 0.6 0.6
Dyn. REF In
Resistor
1500
TDFN-EP/10
9.6
MAX8640Y  1 2.5
1
1.1
1.2
1.3
1.5
1.8
2.5
0.5 0.5
Preset
Resistor
2000
µDFN/6
SC70/6
1.6
MAX8640Z  1.1 1.8
1.1
1.2
1.3
1.5
1.8
0.5 0.5
Preset
Resistor
4000
µDFN/6
SC70/6
1.6
MAX8560  0.6 2.5 - 0.5 0.5 Resistor 4000
TSOT/5
8.3
MAX8561  0.6 2.5 - 0.5 0.5 Resistor 4000
TDFN-EP/8
9.6
MAX8562  0.6 2.5 - 0.5 0.5 Resistor 4000
TDFN-EP/8
9.6
See All Step-Down Switching Regulators (264)



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