SGM3127 Datasheet, PDF (4/11 Pages) SG Micro Corp – LowDropout CurrentSource

SGM3127
White LED Driver with
Low Dropout Current Source
ELECTRICAL CHARACTERISTICS
(V_IN = 3.7V, T_A = +25℃, unless otherwise noted.)
PARAMETER
Operation Voltage Range
Under-Voltage Lockout
UVLO Hysteresis
LED Sink Current
Quiescent Power Supply Current
LED Dropout Voltage
Shutdown Supply Current
LED Current Deviation Matching
OPT
OPT Hysteresis
Input High Voltage at EN
Input Low Voltage at EN
SYMBOL
V_EN
V_UVLO
Falling
CONDITIONS
ILED
I_EN
I_SHDN
DLED
I_LED = 0
I_LED = 30mA, V_LED @ I_LEDn = 90% × I_LED
V_EN < 0.4V
V_IH
V_IL
MIN TYP MAX UNITS
2.5
5.5
V
2.1
V
110
mV
27
30
33
mA
240
μA
50
mV
1
μA
-5
+5
%
150
℃
10
℃
2.5
V
0.7
V
SG Micro Corp
4
www.sg-micro.com