APW7000QAI-TRG 查看數據表（PDF） - Anpec Electronics
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APW7000QAI-TRG Datasheet PDF : 18 Pages
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APW7000
Recommended Operating Conditions
Symbol
Parameter
VIN Input Voltage
VOUT Output Voltage
ILED LED Current
Output Current, VIN>3.5V, VF=3.1V, 1x mode
IOUT Output Current, 3.5V<VIN>3.1V, VF=3.1V, 1.5x mode
Output Current, 3.1V<VIN>2.8V, VF=3.1V, 2x mode
TA Ambient Temperature
Rating
Unit
2.8 to 4.5
V
3 to 4
V
5 to 30
mA
180
120
mA
90
-40 to 85
°C
Electrical Characteristics
VIN = 2.85 to 5.5V, CIN = COUT = C1 = C2 = 1µF (ESR = 0.03Ω), ILED = 20mA, TA = -40°C to +85°C, unless otherwise noted. Typical values
are at TA = +25°C.
Symbol
Parameter
Test Conditions
APW7000
Unit
Min.
Typ.
Max.
VIN
VUVLO
Input Voltage
Under-voltage Lockout Threshold
Under-voltage Lockout Hysteresis
VIN falling
2.7
-
5.5
V
2.2
2.4
2.6
V
-
50
-
mV
In 1.5x/2x mode
-
2
4
mA
IQ Quiescent Current
No switching in 1x mode
-
0.5
1
mA
ILED-ERR LED Current Accuracy
Current Matching
EN=0
5mA<ILED<30mA (Note 3)
5mA<ILED<30mA (Note 4)
-
0.1
2
µA
-
±2
±8
%
-
±1.5
±5
%
IISET ISET Current
5
-
1000
µA
ISET to LED Current Ratio
IILED / (1.2V / REST) 5mA<ILED<30mA,
TA = +25°C
370
400
420
VILED-TH ILED Threshold Voltage
VILED falling
-
100
-
mV
1.5x mode to 1x mode Transition
Hysteresis
VIN rising, VIN-VOUT
-
300
-
mV
2x mode to 1.5x mode Transition
Hysteresis
VIN rising, VOUT-VIN
-
300
-
mV
FOSC Switching Frequency
0.8
1
1.2
MHz
ROUT Open Loop VOUT Resistance
1x mode (VIN-VOUT) / IOUT
1.5x mode (1.5xVIN-VOUT) / IOUT
2x mode (2xVIN-VOUT) / IOUT
-
1.6
3
-
7
12
Ω
-
16
28
ISHORT
VOVP
VIH
Short Circuit Current Limit
OVP Threshold
Logic Pins High Threshold
VOUT < 1V
-
40
5
5.5
1.3
0.7
-
mA
6
-
V
VIL Logic Pins Low Threshold
IIH Logic Pins High Current
IIL Logic Pins Low Current
VIH = VIN
VIL = GND
-
0.6
0.3
V
-
-
1
µA
-
-
1
µA
Thermal Shutdown
-
150
-
°C
Thermal Shutdown Hysteresis
-
20
-
°C
Note 3: LED current accuracy is defined as: ± (ILED-MEASURED - ILED-SET) / ILED-SET
Note 4: LED current matching is defined as: ± (ILED-MAX - ILED-MIN) / (ILED-MAX + ILED-MIN)
Copyright © ANPEC Electronics Corp.
3
Rev. A.2 - Feb., 2009
www.anpec.com.tw
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