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NCP1521 Datasheet(PDF) 7 Page - ON Semiconductor

Part # NCP1521
Description  High Efficiency DC-DC Converters
Download  20 Pages
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Manufacturer  ONSEMI [ON Semiconductor]
Direct Link  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

NCP1521 Datasheet(HTML) 7 Page - ON Semiconductor

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Page 7
ON Semiconductor
Smaller, Thinner, Faster, Cooler & Safer Charging Switch Elements
Charging Switches
Device Type
Package
WDFN 2x2 mm
SOT-23/TSOP-6
ChipFET
FET Single
NTLJS11P
NTGSP
NTHS101P, NTHS51
Low VCE(sat) BJT
NSS1500UWT1G
NSS0100LT1G
NSS500CF8T1G
FET + Schottky
NTLJF117P
NTGF1P
NTHD101F, NTHDP0F
FET Dual
NTLJD115P
NTGD161P
NTHD10P, NTHD01P
Key Features
• Thermal Performance >1.5 W
• Package Footprints as Small as  mm
• Low Profile <0.8 mm
ISNS
VCC
Charging Switch
VSNS
CFLG
ISEL
CMP
+
+
Cout
+
Cin
RISEL
RSNS
C
LED
GND
VIN
Rectifiers Manage Big Power in Small Packages
Typical Charging Switch Circuit
Schottky Rectifiers
Device
VRRM
Vf
Current
Package
MBRM110E
10 V
0.6 V
1 A
POWERMITE®
MBRM10E
0 V
0.6 V
1 A
POWERMITE
MBRM10L
0 V
0. V
1 A
POWERMITE
MBRM10
0 V
0.5 V
1 A
POWERMITE
MBR050L
0 V
0. V
0.5 A
SOD-1
MBR050
0 V
0. V
0.5 A
SOD-1
MBR050
0 V
0.6 V
0.5 A
SOD-1
MBR10
0 V
0.7 V
1 A
SOD-1
Typical Switch Elements
Single FET
Dual FET
BJT
FET +
Schottky
0
vF, INSTANTANEOUS FORWARD VOLTAGE (VOLTS)
10
1.0
0.1
0.3
0.1
0.2
0.4
0.6
0.5
TJ = 150°C
TJ = 125°C
TJ = 85°C
TJ = 25°C
TJ = -40°C
MBRM130L Typical Forward Voltage


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