YB1315 Datasheet, PDF (4/10 Pages) YOBON TECHNOLOGIES,INC. – High Efficiency Charge Pump White LED Driver

Preliminary YB1315
High Efficiency Charge Pump White LED Driver
ENABLE 1, ENABLE 2
EN1, EN2 High Level Input Voltage
EN1, EN2 Low Level Input Voltage
EN1, EN2 Trip Point Hysteresis
EN2 Input Leakage Current
EN1 Input Current
Under Voltage Lockout Threshold
Under Voltage Lockout Hysteresis
Frequency Range at PWM
Recommended ON-Time for PWM
Signal
Shutdown Delay Time
V_IH
Supply voltage falling
V_IL
I_IKG
I_I
V_(UVLO)
Input voltage falling
Delay time when EN1=EN2
go to GND after which the
YB1315 shuts down
completely.
1.3
V
0.3
V
50
mV
0.1
1
μA
0.1
1
μA
2.1
V
50
mV
50 KHz
2.5
μs
0.5
1
1.5 ms
YB1315 Rev.0.1
www.yobon.com.tw
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