LM22680MRX-ADJ/NOPB National Semiconductor, LM22680MRX-ADJ/NOPB Datasheet - Page 4

• Manufacturer Part Number: LM22680MRX-ADJ/NOPB
• Description: IC REG SW BUCK 2.0A ADJ 8-PSOP
• Manufacturer: National Semiconductor
• Series: SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM22680MRX-ADJ/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: Adj to 1.285V
• Current - Output: 2A
• Frequency - Switching: 200kHz ~ 1MHz
• Voltage - Input: 4.5 ~ 42 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-PSOP
• For Use With: LM22680EVAL/NOPB - BOARD EVAL FOR LM22680
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: LM22680MRX-ADJ

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Typical Performance Characteristics
12V, T
J
= 25°C.
Feedback Bias Current vs Temperature
Current Limit vs Temperature
Efficiency vs I
V
OUT
= 3.3V, f
O
OUT
= 500 kHz
and V
IN
30080705
30080727
30080703
4
Unless otherwise specified the following conditions apply: Vin =
Normalized Enable Threshold Voltage vs Temperature
Normalized Switching Frequency vs Temperature
Normalized R
DS(ON)
vs Temperature
30080704
30080710
30080708