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Maxim > Solutions > Cordless Phones

Power Amplifiers/Drivers

DATA SHEETS
Display Title / Parts Key Advantages
QV  PDF Evaluation Kit for the MAX4990
MAX4990EVKIT

QV  PDF High-Voltage, ±15kV ESD-Protected Electroluminescent Lamp Driver
MAX4990

Industry's Most Flexible EL Driver for Optimized Performance
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 60mohm 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 Solutions Applications Min. Frequency (MHz) Max. Frequency (MHz) Features Footprint (mm x mm)
MAX2235  900MHz
Cellular
AMPS
AMR
GSM
ISM
800 1,000
+30dBm Output Power at +3.6V
+32.5dBm Output Power at +5.0V
37dB Power-Control Range
47% Efficiency
6.4 x 6.5
MAX2240  2.4GHz
Cordless
WLL
Bluetooth
Cordless
HomeRF
ISM
2,400 2,500
+19dBm Output Power at 105mA Supply Current
2-Bit Digital Power Control
Integrated Input Match
Low 105mA Operating Current
1.6 x 1.6
MAX2242  2.4GHz
Cordless
WLL
802.11b
Bluetooth
HomeRF
ISM
2,400 2,500
+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
MAX2247  2.4GHz
802.11b
802.11g
Bluetooth
HomeRF
ISM
2,400 2,500
24% PAE at +21dBm Linear Output Power, 3.0V
24% PAE at +24dBm Linear Output Power, 3.3V
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
MAX2601  400MHz
900MHz
Cordless
ISM
0 1,000
11.6dB Power Gain
58% Efficiency
4.9 x 6.0
MAX2602  400MHz
900MHz
Cordless
ISM
0 1,000
11.6dB Power Gain
58% Efficiency
Integrated Diode for Accurate Biasing
4.9 x 6.0
See All Power Amplifiers/Drivers (9)

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
MAX4990  Step-Up 2.4 5.5 1  -   -   -  250 0.01 0.35 Yes 250 Yes No
MAX8560  Step-Down 2.7 5.5 1  -  No 0.6 2.5 0.5 0.08 Yes  -  Yes Yes
MAX8561  Step-Down 2.7 5.5 1  -  No 0.6 2.5 0.5 0.08 Yes  -  Yes Yes
MAX8562  Step-Down 2.7 5.5 1  -  No 0.6 2.5 0.5 0.08 Yes  -  Yes Yes
MAX8581  Step-Down 2.7 5.5 1  -  No 0 5 0.6 4 Yes 2500 Yes Yes
MAX8582  Step-Down 2.7 5.5 1  -  No 0 5 0.6 4 Yes 1500 Yes Yes
MAX8640Y  Step-Down 2.7 5.5 1 1.1
1.2
1.3
1.5
1.8
2.5
No  -   -  0.5 0.048 Yes 2000 Yes Yes
MAX8640Z  Step-Down 2.7 5.5 1 1.1
1.2
1.3
1.5
1.8
No  -   -  0.5 0.048 Yes 4000 Yes Yes
See All Switch-Mode DC-DC Power Supplies (418)





         


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