LM2854MHX-1000/NOPB National Semiconductor, LM2854MHX-1000/NOPB Datasheet - Page 9

• Manufacturer Part Number: LM2854MHX-1000/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-1000/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: Yes
• Number Of Outputs: 1
• Voltage - Output: 0.8 ~ 5 V
• Current - Output: 4A
• Frequency - Switching: 1MHz
• 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-1000

V
R
R
IN
FB1
LM2854 500 kHz Power On Characteristic
FB1
= 5.0V, V
L
OUT
= 150 kΩ, R
= 150 kΩ, R
V
V
IN
L
IN
= 0.82 µH, C
OUT
= 5.0V, V
= 5.0V, V
LM2854 1 MHz Bode Plot
LM2854 1 MHz Bode Plot
OUT
= 0.82 µH, C
= 1.8V, I
COMP
COMP
OUT
OUT
OUT
= 1 kΩ, C
= 1 kΩ, C
= 1.8V, I
= 3.3V, I
OUT
= 100 µF ceramic
OUT
= 4A, C
= 100 µF
OUT
OUT
COMP
COMP
= 4A
= 4A
SS
= 100 pF,
= 68 pF,
= 220 pF
30052831
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9
V
R
R
IN
FB1
FB1
= 5.0V, V
LM2854 500 kHz Power On via Enable
L
L
OUT
OUT
= 250 kΩ, R
= 250 kΩ, R
V
V
IN
IN
LM2854 500 kHz Bode Plot
= 1.5 µH, C
LM2854 500 kHz Bode Plot
= 1.5 µH, C
= 5.0V, V
= 5.0V, V
OUT
= 1.8V, I
COMP
COMP
OUT
OUT
OUT
OUT
= 1 kΩ, C
= 1 kΩ, C
= 1.8V, I
= 3.3V, I
OUT
= 100 µF ceramic
= 100 µF ceramic
= 4A, C
OUT
OUT
COMP
COMP
= 4A
= 4A
SS
= 47 pF,
= 33 pF,
= 220 pF
30052832
30052828
30052830
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