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PDF SY7208B Data sheet ( Hoja de datos )

Número de pieza SY7208B
Descripción 2A Step Up Regulator
Fabricantes Silergy 
Logotipo Silergy Logotipo


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SY7208B Hoja de datos, Descripción, Manual
SY7208/SY7208B
High Efficiency 1MHz, 2A Step Up Regulator
General Description
The SY7208 and SY7208B are high efficiency boost
regulators targeted for general step-up applications.
SY7208B incorporates input over-voltage protection
and turn off the regulator when the input voltage
exceeds 7V.
Ordering Information
SY7208(□□)
Temperature Code
C: - 40°C~85°C
Package Code:
AB: SOT23-6
Spec Code
None: 0.6 VREF
B: 1VREF
Features
wide input range: 3-25V bias input, 25Vout max
1MHz switching frequency
Minimum on time: 100ns typical
Minimum off time: 100ns typical
Low Rdson: 0.2ohm
Programmable softstart: SY7208B
7V input OVP protection: SY7208B
Accurate Reference:
ο SY7208, 0.6VREF
ο SY7208B: 1VREF
Compact package: SOT23 6 pins
Applications
WLED Drivers
Networking cards powered from PCI or PCI-
express slots
Typical Applications
L
VIN
CIN
IN1,2
LX
GND
SS
FB
R1
R2
VOUT
COUT
Fig. 1 Typical Schematic Diagram
SY7208/B Rev. # 0.6 Silergy Corp. Confidential- Prepared for Customer Use Only
1
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