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参数资料
| 型号： | SP6137LEDEB |
| 厂商： | Exar Corporation |
| 文件页数： | 3/15页 |
| 文件大小： | 0K |
| 描述： | EVAL BOARD FOR SP6137LED |
| 标准包装： | 1 |
| 系列： | * |
S P 6 1 3 7
W i d e I n p u t , 9 0 0 k H z S y n c h r o n o u s P W M S t e p D o w n
C o n t r o l l e r
Parameter
SS Discharge Current:
Min.
1
Typ.
Max.
Units
mA
?
Conditions
Fault Present, SS = 0.2V
Short Circuit Threshold Voltage
0.20
0.25
0.30
V
?
Measured VREF (0.8V) - VFB
Hiccup Timeout
Number of Allowable Clock
Cycles at 100% Duty Cycle
Minimum GL Pulse After 20
Cycles
Thermal Shutdown Temperature
Thermal Hysteresis
73
20
0.5
145
10
ms
Cycles
Cycle
°C
°C
VFB = 0.5V
VFB = 0.7V
VFB = 0.7V
GH & GL Rise Times
GH & GL Fall Times
GL to GH Non Overlap Time
SWN to GL Non Overlap Time
35
30
45
25
50
40
70
40
ns
ns
ns
ns
?
?
?
?
Measured 10% to 90%
Measured 90% to 10%
GH & GL Measured at 2.0V
Measured SWN = 100mV to GL = 2.0V
GH & GL Pull Down Resistance
Driver Pull Down Resistance
Driver Pull Up Resistance
50
1.5
2.5
?
?
?
BLOCK DIAGRAM
Fig. 2:SP6137 Block Diagram
? 2008 Exar Corporation
3/15
Rev. 2.0.0
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