Datasheet

L6591 Electrical characteristics
Doc ID 14821 Rev 6 9/41
I
HV, ON
ON-state current
V
HV
> V
Hvstart
,
Vcc > 3 V
1.6
mA
V
HV
> V
Hvstart
, Vcc = 0 0.8
I
HV, OFF
Leakage current (OFF-state) V
HV
= 400 V 40 µA
V
CCrestart
HV generator restart voltage
(1)
4.4 5 5.6 V
(1)
After DIS tripping 12.2 13.2 14.2 V
Reference voltage
V
REF
Output voltage
(1)
T
J
= 25 °C;
I
REF
= 1 mA
4.9 5 5.1 V
V
REF
Tot a l va r i a tio n
Vcc= 9.2 to 22 V,
I
REF
= 1 to 5 mA
4.8 5.2 V
I
REF
Short-circuit current V
REF
= 0 10 30mA
Sink capability in UVLO
Vcc = 6 V;
Isink = 0.5 mA
0.2 0.5 V
Current sense comparator
I
ISEN
Input bias current V
ISEN
= 0 -1 µA
t
LEB
Leading edge blanking
After V
HVG
low-to-high
transition
200 ns
t
d(H-L)
Delay to output 170 ns
Gain 3.8 4 4.2 V/V
V
ISENx
Maximum signal
(1)
V
COMP
= 5 V 0.76 0.8 0.84 V
V
ISENdis
Hiccup mode OCP level
(1)
1.4 1.5 1.65 V
PWM control and burst mode control
V
COMPH
Maximum level I
COMP
= 0 5.5 V
I
COMP
Source current V
COMP
= 2 V 210 300 400 µA
R
COMP
Dynamic resistance V
COMP
= 2 to 4 V 25 kΩ
V
COMPBon
Burst mode on threshold
(1)
V
COMP
falling 1.68 1.75 1.82 V
Hys Burst mode hysteresis V
COMP
rising 70 mV
D
max
Maximum duty cycle V
COMP
= 5 V 46 50 %
Adaptive UVLO
V
COMPL
UVLO shift threshold
(1)
1.9 2 2.1 V
Line sensing
Vth Threshold voltage Voltage rising or falling 1.22 1.25 1.28 V
I
Hys
Current hysteresis Vcc > 5 V 13.2 14.7 16.2 µA
V
clamp
Clamp level I
LINE
= 1 mA 2.8 3 V
Table 4. Electrical characteristics (continued)
Symbol Parameter Test condition Min. Typ. Max. Unit