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APE1612 Datenblatt(PDF) 2 Page - Advanced Power Electronics Corp.

Teilenummer APE1612
Bauteilbeschribung  1.9A FIXED FREQUENCY WHITE LED DRIVER
PDF  9 Pages
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Hersteller  A-POWER [Advanced Power Electronics Corp.]
Direct Link  http://www.a-power.com.tw
Logo A-POWER - Advanced Power Electronics Corp.

APE1612 Datenblatt(HTML) 2 Page - Advanced Power Electronics Corp.

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Advanced Power
Electronics Corp.
APE1612
ABSOLUTE MAXIMUM RATINGS (at T
A=25°C)
VCC Pin Voltage (VCC) ------------------------------------ GND - 0.3 to GND + 6V
EN, FB, OV Pin Voltage ----------------------------------- GND - 0.3 to VCC + 0.3V
SW Pin Voltage (VSW) ------------------------------------- 30V
Power Dissipation(PD) ------------------------------------- ( TJ-TA ) / Rthja mW
Storage Temperature Range(TST) ---------------------- -65°C To 150°C
Operating Junction Temperature Range(TOP) ------- -40°C To 125°C
180°C/W
250°C/W
Note: RthJA is measured with the PCB copper area of approximately 1 in
2(Multi-layer)
ORDERING / PACKAGE INFORMATION
ELECTRICAL SPECIFICATIONS (V
CC=5V, IOUT = 20mA, TA = 25
oC, unless otherwise noted)
Parameter
SYM
TEST CONDITION
MIN
TYP
MAX
UNITS
Input Voltage Range
VCC
2.5
-
5.5
V
Step-Up Voltage Range
VOUT
3
-
27
V
OV Sense Voltage
VOV
27.5
29
30.5
V
Under Voltage Lockout
UVLO
Rising
-
2.25
2.45
V
UVLO Hysteresis
-
100
-
mV
Feedback Voltage
VFB
285
300
315
mV
VIH
1.4
-
-
V
VIL
-
-
0.4
V
EN Hysteresis
-
200
-
mV
Operating Quiescent Current
ICCQ
IOUT= 0mA, VFB =0.5V
-
170
-
μ
A
Shutdown Current
ISD
VEN=0V, tEN > 20ms
-
-
1
μ
A
N-Channel MOSFET Current Limit
(Note1)
ILIM
Duty=50%
-
1.9
-
A
VCC=3V, ISW=1A
-
650
-
VCC=5V, ISW=1A
-
500
-
Maximum Duty Cycle
DMAX
85
90
-
%
Line Regulation
VCC = 3V to 5V
-
1
-
%
Switching Frequency
FOSC
0.9
1.2
1.5
MHz
Dimming Clock Rate
FDIM
0.2
-
200
KHz
2
MOSFET On-resistance
(Note1)
RDS(on)
mΩ
Thermal Resistance from Junction to Case(RthJC)
Thermal Resistance from Junction to Ambient(RthJA)
EN Threshold
APE1612 X
Package Type
TY : TSOT-26
(Top View)
TSOT-26
3
2
6
4
1
GND
VCC
SW
OV
5
FB
EN
Logic-High Voltage
Logic-Low Voltage



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