LM5007MM/NOPB National Semiconductor, LM5007MM/NOPB Datasheet - Page 9

• Manufacturer Part Number: LM5007MM/NOPB
• Description: IC BUCK ADJ .5A 8MSOP
• Manufacturer: National Semiconductor
• Type: Step-Down (Buck)r

Specifications of LM5007MM/NOPB

• Internal Switch(s): Yes
• Synchronous Rectifier: No
• Number Of Outputs: 1
• Voltage - Output: 2.5 ~ 73 V
• Current - Output: 500mA
• Frequency - Switching: 800kHz
• Voltage - Input: 9 ~ 75 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 8-MSOP, Micro8™, 8-uMAX, 8-uSOP,
• For Use With: LM5007EVAL - EVALUATION BOARD FOR LM5007
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Power - Output: -
• Other names: LM5007MM; LM5007MMTR

LM5007 Operation: V
CH1: Switch Node, CH2: V
LM5007 Operation: V
CH1: Switch Node, CH2: V
Operational Waveforms
Operational Waveforms
OUT
OUT
FIGURE 4.
FIGURE 5.
= 10V, V
= 10V, V
OUT
OUT
(AC), CH4: Inductor Current
(AC), CH4: Inductor Current
IN
IN
= 20V, I
= 75V, I
OUT
OUT
20078308
20078309
= 250mA
= 250mA
9
LM5007 10V Output Efficiency
Current Limit V
R
CL
FIGURE 6.
FIGURE 7.
= 50k -600k
FB
vs T
OFF
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