MAX1820XEUB+T Maxim Integrated Products, MAX1820XEUB+T Datasheet - Page 16

• Manufacturer Part Number: MAX1820XEUB+T
• Description: IC REG BUCK WCDMA 10-MSOP
• Manufacturer: Maxim Integrated Products

Specifications of MAX1820XEUB+T

• Applications: Converter, WCDMA Power Amplifier Applications
• Voltage - Input: 2.6 ~ 5.5 V
• Number Of Outputs: 1
• Voltage - Output: 0.4 ~ 3.4 V
• Operating Temperature: 0°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

WCDMA Cellular Phone 600mA
Buck Regulators
16
Reliability Notice in the UCSP Reliability section for more information.
*UCSP reliability is integrally linked to the user’s assembly methods, circuit board material, and environment. Refer to the UCSP
( ) ARE FOR MAX1821 ONLY.
TOP VIEW AFTER ASSEMBLED ON PC BOARD (BUMPS AT THE BOTTOM)
MAX1821EBC*
MAX1821EUB
MAX1821XEBC*
MAX1821XEUB
______________________________________________________________________________________
PART
A
B
C
SYNC
SKIP
SHDN
A1
B1
C1
1
FREQ (MHz)
COMP
BATT
No Sync
No Sync
C2
A2
2
SYNC
13
13
UCSP
OUT (FB)
A3
LX
C3
3
2.6V TO
OUTPUT VOLTAGE
INPUT
5.5V
Programmable
Programmable
Programmable
Programmable
PGND
GND
REF
A4
C4
B4
4
REF
BATT
SYNC
SHDN
SKIP
MAX1821
Typical Operating Circuits (continued)
GND
COMP
PGND
LX
FB
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
-40°C to +85°C
TEMP RANGE
( ) ARE FOR MAX1821 ONLY.
TOP VIEW
Ordering Information (continued)
OUT (FB)
COMP
SKIP
GND
REF
OUTPUT
1.25V TO 5.5V
PIN-PACKAGE
1
2
3
4
5
3
3
10 µMAX
10 µMAX
✕
✕
4 UCSP
4 UCSP
MAX1820
MAX1821
Pin Configurations
MAX
10
9
8
7
6
SYNC
SHDN
BATT
LX
PGND
UCSP MARK
AAC
AAV
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