STCF06 Electrical characteristics
Doc ID 14549 Rev 3 11/35
6 Electrical characteristics
T
J
= -40 to 85 °C, V
BAT
= PV
BAT
= 3.6 V, 2 x C
I
= 10 µF, C
O
= 4.7 µF, L = 1.5 µH, R
FL
= 0.15
Ω, R
TR
= 1 Ω, R
X
= 15 kΩ, typ. values are at T
J
= 25 °C, unless otherwise specified.
Table 6. Electrical characteristics
Symbol Parameter Test condition Min. Typ. Max. Unit
V
I
Input operation supply voltage 2.7 5.5 V
V
PW_ON
RESET
Power-ON reset threshold V
I
rising 2.3 V
I
O
Output current adjustment
range I
FLASH
Flash mode for V
I
= 3.5 V to 5.5 V 117 1500
mA
Flash mode for V
I
= 3.0 V to 3.3 V 117 1300
Flash mode for V
I
= 2.7 V to 5.5 V 117 1000
Output current adjustment
range I
TORCH
Torch mode V
I
= 2.7 V to 5.5 V 29 370
Auxiliary LED output current
adjustment range I
AUXLED
Ready mode, V
I
= 2.7 V to 5.5 V 0 20
V
O
Regulated voltage range 2.5 5.0 V
FB1 Feedback voltage Torch mode 30 250 mV
FB2 Feedback voltage Flash mode 30 250 mV
ΔI
O
Output current tolerance Flash mode, I
O
= 160 mV/R
FL
-10 10 %
R
ON_
FB1-FB2 ON resistance Torch mode, I
O
= 200 mA 90 mΩ
I
Q
Quiescent current in
SHUTDOWN mode
1µA
Quiescent current in ready -
mode
1.8 mA
f
s
Frequency V
I
= 2.7 V 1.8 MHz
ν
Efficiency of the chip itself
(1)
V
I
= 3.2 to 4.2 V, Flash Mode,
I
O
= 2200 mA
80
%
Efficiency of the whole
application
(2)
V
I
= 3.2 to 4.2 V, Flash Mode,
I
O
= 2200 mA, V
O
=V
fLED_max
+ V
FB2
=
5.02 V
See the typical application schematic
It is included losses of inductor and
sensing resistor
70
OVP Output over voltage protection V
I
= 5.5 V, No Load 5.3 V
OV
HYST
Over voltage hysteresis V
I
= 5.5 V, No Load 0.2 V
OTP
Junction over temperature
protection
140 °C
OT
HYST
Junction over temperature
hysteresis
20 °C
V
REF5
NTC hot voltage threshold Ready mode, I
NTC
= 2mA max 1.2 V
Obsolete Product(s) - Obsolete Product(s)