STMicroelectronics STEVAL-TLL009V1 Camera flash based on the STCF07 STEVAL-TLL009V1 STEVAL-TLL009V1 데이터 시트
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제품 코드
STEVAL-TLL009V1
Electrical characteristics
STCF07
8/26
Doc ID 16757 Rev 3
5 Electrical
characteristics
T
A
= 25 °C, V
I
= 3.6 V, 2 x C
I
= 10 µF, C
O
= 1 µF, L = 2.2 µH, R
HC
= 0.22
Ω, R
LC
= 1.8
Ω,
R
X
= 15 k
Ω
Table 6.
Electrical characteristics
Symbol
Parameter
Test conditions
Min.
Typ.
Max.
Unit
V
I
Input voltage supply
2.7
5.5
V
UVLO
Undervoltage lockout
V
I
= 2.7 V
2.2
V
V
PW_ONRESET
Power ON reset threshold
V
I
rising
2.3
V
I
O
Output current - high current
level
level
CSEL = V
I
; V
I
= 2.7 V to 5.5 V;
R
HC
= 0.16
Ω, P
OUT
= 3.4 W
1000
mA
Output current - high current
level
level
CSEL = V
I
; V
I
= 3.2 V to 5.5 V;
R
HC
= 0.16
Ω, P
OUT
= 4 W
1000
Output current - low current
level
level
CSEL = GND; V
I
= 3.3 V to 5.5 V;
R
HC
+ R
LC
~ 2
Ω
20
V
OUT
Regulated voltage range
2.5
5.3
V
ILIM
Inductor peak current
V
I
= 2.7 V, V
OUT
shorted during
operation
2.3
A
FB1
Feedback voltage
Low current (CSEL = 0 V)
152
160
168
mV
FB2
Feedback voltage
High current (CSEL = V
I
)
152
160
168
mV
R
ON_
FB1-FB2 ON resistance
High current (CSEL = V
I
)
I
O
= 800 mA
90
m
Ω
I
Q
Quiescent current in
shutdown mode
shutdown mode
EN = GND
1
µA
Quiescent current in high
current mode
current mode
EN = V
I
; CSEL = V
I
; V
I
= 3.3 V to
5.5 V; R
HC
= 0.22
Ω
1.8
mA
f
s
Frequency
V
I
= 2.7 V
1.8
MHz
n
Efficiency V
I
= 3.2 to 4.2 V, I
O
= 800 mA
85
%
OVP
Output overvoltage
protection
protection
V
I
= 5.5 V, no load
5.5
V
OV
HYST
Overvoltage hysteresis
V
I
= 5.5 V, no load
0.3
V
OTP
Overvoltage protection
V
I
= 5.5 V
140
°C
OT
HYST
Overvoltage hysteresis
V
I
= 5.5 V
20
°C
V
NTC
NTC voltage reference
V
I
= 2.7 V to 5.5 V
1.8
V
V
RX
NTC voltage threshold
I
NTC
= 1 mA Max
1.2
V
NTC
LEAK
RX-NTC switch OFF leakage
Shutdown mode,
V
V
NTC
= 2 V - V
RX
= GND
1
µA
V
IL
Input logic signal level CSEL,
EN
EN
V
I
= 2.7 V to 5.5 V
0
0.4
V
V
IH
1.4
3