ACT6305(2006) Ver la hoja de datos (PDF) - Active-Semi, Inc
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ACT6305 Datasheet PDF : 9 Pages
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ACT6305
ABSOLUTE MAXIMUM RATINGS
(Note: Exceeding these limits may damage the device. Exposure to absolute maximum rating conditions for long periods may affect device
reliability.)
PARAMETER
OUT, EN to G
FB, LX to G
Continuous LX Current
Maximum Power Dissipation (derate 5mW/°C above TA = 50°C)
Junction to Ambient Thermal Resistance (θ JA)
Operating Junction Temperature
Storage Temperature
Lead Temperature (Soldering, 10 sec)
VALUE
UNIT
-0.3 to 6
V
-0.3 to VOUT + 0.3
V
Internally Limited
A
0.53
W
190
°C/W
-40 to 150
°C
-55 to 150
°C
300
°C
ELECTRICAL CHARACTERISTICS
(Circuit of Figure 1, VIN = 1.5V, VOUT = 3.3V, TA = 25°C unless otherwise specified.)
PARAMETER
Minimum Operating Input Voltage
Startup Voltage
Output Voltage
Startup to Normal Transition Voltage
Threshold
FB Feedback Voltage
FB Input Current
Power Switch Current Limit
Power Switch On Resistance
Synchronous Rectifier On Resistance
LX Leakage Current
Output Voltage Range
Quiescent Current at OUT
Shutdown Supply Current
Maximum On Time
Programming High Time
Finish High Time
Off Timeout
Input Current
SYMBOL
TEST CONDITIONS
VOUT
FB = OUT
FB = G
VFB
ILIM
RONN
RONP
IQ
ISD
tONMAX
VOUT = 2V to 5V
FB = 1.3V
ILX = 100mA
ILX = 100mA
SHDN = G, VLX = 0 or 3.3V
External Feedback divider
VFB = 1.3V
SHDN = G
VOUT = 2V to 5.5V
tFINISH
tOFF
MIN
TYP MAX UNIT
0.6
V
0.95 1.1 V
3.2
4.85
3.3
5
3.4
5.15
V
1.85
V
1.16 1.18 1.2 V
0.1 µA
1
1.2 1.4 A
0.15 0.3 Ω
0.25 0.5
0.1
1 µA
2
5
V
17
34 µA
0.1
1 µA
1
50
5
ns
75 µs
500
µs
300 500 µs
1 µA
Active-Semi, Inc.
-3-
www.active-semi.com
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