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SD6251D6G-R 数据表(PDF) 5 Page - SHOUDING Shouding Semiconductor

部件名 SD6251D6G-R
功能描述  5V, 2.5A 550KHz High Efficiency Low Ripple Synchronous Step-Up Converter
PDF  9 Pages
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制造商  SHOUDING [SHOUDING Shouding Semiconductor]
网页  http://shouding.net/
标志 SHOUDING - SHOUDING Shouding Semiconductor

SD6251D6G-R 数据表(HTML) 5 Page - SHOUDING Shouding Semiconductor

  SD6251D6G-R Datasheet HTML 1Page - SHOUDING Shouding Semiconductor SD6251D6G-R Datasheet HTML 2Page - SHOUDING Shouding Semiconductor SD6251D6G-R Datasheet HTML 3Page - SHOUDING Shouding Semiconductor SD6251D6G-R Datasheet HTML 4Page - SHOUDING Shouding Semiconductor SD6251D6G-R Datasheet HTML 5Page - SHOUDING Shouding Semiconductor SD6251D6G-R Datasheet HTML 6Page - SHOUDING Shouding Semiconductor SD6251D6G-R Datasheet HTML 7Page - SHOUDING Shouding Semiconductor SD6251D6G-R Datasheet HTML 8Page - SHOUDING Shouding Semiconductor SD6251D6G-R Datasheet HTML 9Page - SHOUDING Shouding Semiconductor  
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5
85T
Electrical Characteristics
(VIN=3.3V, TA=25°C, unless otherwise specified.)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
VIN Input Supply Voltage
VIN
2.5
5.5
V
Input UVLO Threshold
VIN Rising
1.85
V
Under Voltage Lockout Threshold
Hysteresis
VIN Falling
0.2
V
VIN Supply Current (Switching)
VIN=3.3V, VFB=0.8V
Measure VIN
300
500
μA
VIN Supply Current (No switching)
VFB=1V
25
μA
Feedback Voltage
VFB
2.5V≦VIN≦5.5V
0.784
0.8
0.816
V
High-Side PMOSFET RDS(ON)
120
mΩ
Low-Side NMOSFET RDS(ON)
80
mΩ
High-Side MOSFET Leakage
Current
ILX(leak)
VLX=5.5V, VOUT=0V
10
μA
Low-Side MOSFET Leakage Current
VLX=5.5V
10
μA
Oscillation Frequency
FOSC
450
550
650
KHz
Switch Current Limit
VIN=3.3V
2.5
A
Short Circuit Trip Point
Monitored FB voltage
0.3
V
Short Circuit Current Limit
VIN = 3.3V
50
mA
Maximum Duty Cycle
DMAX
VIN=3.3V
85
90
%
Line Regulation
VIN=2.5V to 5.5V, IOUT=100mA
1
%
Load Regulation
IOUT=0A to 1A
0.5
%
OVP Threshold Voltage on OUT Pin
6
V
OVP Threshold Hysteresis
500
mV
Internal Soft-Start Time
1
3
ms
EN Input Low Voltage
VEN (L)
0.4
V
EN Input High Voltage
VEN (H)
1.4
V
EN Input Current
IEN
VIN=3.3V
2
μA
Thermal Shutdown Threshold
(Note 2)
TSD
150
°C
Thermal Shutdown Hysteresis
30
°C
Note 2：Not production tested.
SD6251
http://www.sdw-tw.com
Ver 1.0 Oct 2012



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