LM3424BKBSTEVAL/NOPB National Semiconductor, LM3424BKBSTEVAL/NOPB Datasheet - Page 30

• Manufacturer Part Number: LM3424BKBSTEVAL/NOPB
• Description: BOARD EVAL BUCK BOOST LM3424
• Manufacturer: National Semiconductor
• Series: PowerWise®r

Specifications of LM3424BKBSTEVAL/NOPB

• Current - Output / Channel: 1A
• Outputs And Type: 1, Non-Isolated
• Features: Dimmable
• Voltage - Input: 10 ~ 70 V
• Utilized Ic / Part: LM3424
• Core Chip: LM3424
• Topology: Buck-Boost
• No. Of Outputs: 1
• Dimming Control Type: PWM / Analog
• Development Tool Type: Hardware - Eval/Demo Board
• Mcu Supported Families: LM3424 Family
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Other names: LM3424BKBSTEVAL

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Design Example
DESIGN #1 - BUCK-BOOST Application
SPECIFICATIONS
N = 6
V
r
V
V
V
f
V
I
Δi
SW
LED
LED
LED
IN
IN-MIN
IN-MAX
SNS
L-PP
= 24V
= 500 kHz
= 1A
= 325 mΩ
= 3.5V
= 100 mV
= 700 mA
= 10V
= 70V
30
Δi
Δv
I
V
V
V
V
T
T
t
LIM
TSU
TURN-ON
HYS
TURN-OFF
HYSO
BK
END
LED-PP
IN-PP
= 6A
= 70°C
= 30 ms
= 120°C
= 3V
= 10V
= 100 mV
= 12 mA
= 10V
= 40V
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