 English |
|
|
|
|
|
|
|
| AAT3170 Datasheet, PDF (4/15 Pages) Advanced Analogic Technologies – High Current LED Flash Driver Charge Pump IC | |||
| |||
| ◁ |
AAT3170
High Current LED Flash Driver Charge Pump IC
Electrical Characteristics1
CIN = 4.7µF, COUT = 2.2µF, C1 = C2 = 1.0µF; TA = -40°C to +85°C, unless otherwise noted. Typical values are
TA = 25°C, VIN = 3.6V.
Symbol Description
Conditions
Min Typ Max Units
Power Supply
VIN
Input Voltage Range
2.7
ON/OFF Standby Mode, Code
Address = 4, Data = 2
ICC
ISHDN(MAX)
IOUT(MAX)2
I(D-Match)
Operating Current
VIN Pin Shutdown Current
Maximum Output Current
Current Matching Between
Outputs; High Current
1X, No Load Current
3.0 ⤠VIN ⤠5.5, 1.5X Mode, No Load Current
3.0 ⤠VIN ⤠5.5, 2X Mode, No Load Current
EN = 0
VF = 3.6V
VIN = 3.6V, TA = 25°C, 428mA
Code Address = 3, Data = 2;
Code Address = 0, Data = 4
I(D-Match)
Current Matching Between
Outputs; Low Current
VIN = 3.6V, TA = 25°C, 100mA
Code Address = 3, Data =1;
Code Address = 0, Data = 1
IDX
Output Current Accuracy
TA = 25°C, Code 1, HI Scale
270
FCLK
Clock Frequency
VREG
Voltage Mode Regulation EN/SET Code Address = 6, Data = 2
4.1
TSS
Soft-Start Time
EN/SET
VIL
Enable Threshold Low
VIN = 2.7V
VIH
Enable Threshold High
VIN = 5.5V
1.4
TEN/SET LO EN/SET Low Time
0.3
TEN/SET HI MIN Minimum EN/SET High Time
TEN/SET HI MAX Maximum EN/SET High Time
TOFF
EN/SET Off Timeout
TLAT
EN/SET Latch Timeout
Input Current EN/SET Input Leakage
-1
5.5
10
300
2.0 4.0
3.0 6.0
1.0
600
8
8
330
1
4.5 4.9
200
0.4
75
50
75
500
500
1
V
µA
mA
µA
mA
%
%
mA
MHz
V
µs
V
V
µs
ns
µs
µs
µs
µA
1. The AAT3170 is guaranteed to meet performance specifications from 0°C to 70°C. Specification over the -40°C to +85°C operating
temperature range is assured by design, characterization, and correlation with statistical process controls.
2. Mounted on an FR4 board.
4
3170.2006.10.1.0
|
▷ |
German
Russian
Spanish
Italian
Polish
Chinese
Japanese
Korean
French
Portuguese