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GR6004 Datasheet(PDF) 4 Page - Grenergy Opto, lnc.

Part # GR6004
Description  Constant Current Switching Converter for High Brightness LED Driving
Download  13 Pages
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Manufacturer  GRENERGY [Grenergy Opto, lnc.]
Direct Link  http://www.grenergy-ic.com/
Logo GRENERGY - Grenergy Opto, lnc.

GR6004 Datasheet(HTML) 4 Page - Grenergy Opto, lnc.

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2010.04 Ver. 1.01 Copyright Grenergy OPTO, Inc. www.grenergy-ic.com
4
GR6004
Electrical Characteristics (V
IN = 12V, TA = 25°C, unless otherwise specified.)
Parameter
Symbol
Test Conditions
Min
Typ
Max
Units
VIN SECTION
VIN supply current
IVIN
VFB = 0.25V, VEN = 3V, LX open
-
1.0
2.0
mA
VIN shutdown supply current
IVIN_SD
VEN = 0V, VIN = 26V
-
-
5
µ
A
VCC SECTION
VCC supply current
IVCC
VFB = 0.3V, VEN = 3V, VCC = 5V
-
0.7
-
mA
VCC shutdown supply current
IVCC_SD
VEN = 0V, VCC = 5V
-
-
1
uA
VCC POR threshold
VPOR
VCC rising
3.4
3.7
4.0
V
VCC POR hysteresis
VPOR_HY VCC falling
-
0.15
-
V
Output voltage
VIN = 5.5V~26V. IVCC = 0mA~-8mA
3.9
4.1
4.5
V
Load regulation
IVCC = 0mA ~ -8mA
-60
-40
0
mV
Current limit
ICC_LIM
VIN = 6.2V ~ 26V
10
-
30
mA
SOFT START SECTION
Soft start time
TSS
-
0.7
1
ms
OSCILLATOR SECTION
Switching frequency
fOSC
VIN = 4.5V ~ 26V
670
750
830
KHz
Foldback frequency
fOSC_FB
VFB = 0V
-
110
-
KHz
Maximum duty
DMAX
-
93
-
%
INTERNAL PMOSFET SECTION
Turn on resistance
RDS_ON
-
100
140
m
ERROR AMPLIFIER SECTION
Reference voltage
VREF
-
0.2
-
V
FB pin input current
IFB
VFB = 0.2V
-100
-
100
nA
Reference voltage accuracy
VIN = 4.5V~26V; TJ = -40
℃~125℃
-5
-
5
%
Transconductance
Gm
-
400
-
uS
EN PIN SECTION
EN enable voltage threshold
VEN_R
VEN rising, VIN = 4.5V ~ 26V
-
-
2.1
V
EN enable voltage threshold
VEN_F
VEN falling, VIN = 4.5V ~ 26V
0.5
-
-
V
EN clamped voltage
VEN_CLM IEN = 10mA
12
-
17
V
EN pin input current
IEN
VEN < 3V
-500
-
500
nA
OVER-TEMPERATURE PROTECTION SECTION
Over-temperature threshold
TOTP
-
150
-
Over-temperature hysteresis
TOTP_HY
-
50
-
OVER-CURRENT PROTECTION SECTION
Peak current limit threshold
ILIM
3
4
5
A


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