LM5642XMT/NOPB National Semiconductor, LM5642XMT/NOPB Datasheet - Page 23

• Manufacturer Part Number: LM5642XMT/NOPB
• Description: IC CONV SYNC DUAL BUCK 28-TSSOP
• Manufacturer: National Semiconductor
• Series: PowerWise®r
• Type: Step-Down (Buck)r

Specifications of LM5642XMT/NOPB

• Internal Switch(s): No
• Synchronous Rectifier: Yes
• Number Of Outputs: 2
• Voltage - Output: 1.3 ~ 35 V
• Current - Output: 20A
• Frequency - Switching: 375kHz
• Voltage - Input: 4.5 ~ 36 V
• Operating Temperature: -40°C ~ 125°C
• Mounting Type: Surface Mount
• Package / Case: 28-TSSOP
• Power - Output: 1.1W
• For Use With: LM5642EVAL-KIT - BOARD EVALUATION LM5642
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Other names: *LM5642XMT; *LM5642XMT/NOPB; LM5642XMT

R17, R18, R21,
C2, C11, C12,
C7, C25, C34
C3, C4, C14,
R2, R6, R14,
R8, R9, R12,
Bill Of Materials for Figure 1 24V to 1.8, 3.3V LM5642
R31, R32
R11, R20
C6, C16
C9, C23
R7, R15
Q1, Q4
Q2, Q5
C15
C27
C13
C19
C20
C26
R16
R13
R10
R23
R24
R19
R27
R28
U1
D3
C1
R1
L1
L2
ID
RLF12560T-4R2N100
RLF12545T-100M5R1
VJ1206Y101KXXAT
VJ1206Y103KXXAT
VJ1206Y104KXXAT
VJ1206Y822KXXAT
VJ1206Y153KXXAT
C5750X5R1H106M
WSL-2512 .010 1%
C3216X7R1H105K
C2012X5R1C105K
C3216X7R1C475K
CRCW12062261F
CRCW12068451F
CRCW12061372F
CRCW12064991F
CRCW12068251F
CRCW12064R7J
CRCW1206123J
CRCW1206100J
CRCW1206682J
CRCW1206000Z
CRCW1206224J
Part Number
6TPD330M
Si4850EY
Si4840DY
BAS40-06
LM5642
Schottky Diode
Synchronous
N-MOSFET
N-MOSFET
Controller
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Capacitor
Inductor
Inductor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Resistor
Type
Dual
12.5x12.5x 4.5mm
12.5x12.5x 6mm
7.3x4.3x 3.8mm
23
TSSOP-28
SOT-23
SO-8
SO-8
1206
1206
0805
2220
1206
1206
1206
1206
1206
1206
1206
1206
2512
1206
1206
1206
1206
1206
1206
1206
1206
Size
330µF, 6.3V, 10mΩ
10µH, 12mΩ 5.1A
4.2µH, 7mΩ 10A
10µF 50V, 2.8A
Parameters
100pF, 25V
100nF, 25V
6.8kΩ 12%
2.26kΩ 1%
8.45kΩ 1%
13.7kΩ 1%
4.99kΩ 1%
8.25kΩ 1%
8.2nF 10%
220kΩ 5%
10nF, 25V
15nF 10%
4.7µF 25V
10mΩ 1W
12kΩ 5%
100Ω 5%
1µF, 50V
1µF, 16V
4.7Ω 5%
60V
40V
40V
0Ω
Qty
1
2
2
1
1
1
1
3
1
2
2
4
3
1
1
1
1
1
1
2
8
1
1
1
2
1
1
1
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