LM2854MHX-500/NOPB National Semiconductor, LM2854MHX-500/NOPB Datasheet - Page 8

• Manufacturer Part Number: LM2854MHX-500/NOPB
• Description: IC REG 4A SYNC S SWITCH 16ETSSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®, SIMPLE SWITCHER®r
• Type: Step-Down (Buck)r

Specifications of LM2854MHX-500/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 5 V
• Current - Output: 4A
• Frequency - Switching: 500kHz
• Voltage - Input: 2.95 ~ 5.5 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 16-TSSOP Exposed Pad, 16-eTSSOP, 16-HTSSOP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: LM2854MHX-500

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R
FB1
L
V
V
OUT
LM2854 500 kHz Efficiency vs. I
LM2854 500 kHz Efficiency vs. I
= 150 kΩ, R
OUT
OUT
V
IN
= 0.82 µH, C
= 3.3V, L
= 2.5V, L
= 3.3V, V
LM2854 1 MHz Bode Plot
COMP
O
O
OUT
= 1.5 µH, 9.7 mΩ DCR
= 2.2 µH, 16 mΩ DCR
OUT
= 1 kΩ, C
= 1.8V, I
= 100 µF ceramic
OUT
COMP
= 4A
= 100 pF,
OUT
OUT
30052821
30052823
30052825
8
R
FB1
V
V
L
LM2854 500 kHz Efficiency vs. I
LM2854 500 kHz Efficiency vs. I
OUT
OUT
OUT
= 250 kΩ, R
V
IN
= 1.2V, L
= 1.8V, L
LM2854 500 kHz Bode Plot
= 1.5 µH, C
= 3.3V, V
COMP
O
O
OUT
= 1.5 µH, 9.7 mΩ DCR
= 1.5 µH, 9.7 mΩ DCR
OUT
= 1 kΩ, C
= 1.8V, I
= 100 µF ceramic
OUT
COMP
= 4A
= 47 pF,
OUT
OUT
30052822
30052824
30052826