AAT3103IJQ-1-T1 AAT [Advanced Analog Technology, Inc.], AAT3103IJQ-1-T1 Datasheet - Page 4

• Manufacturer Part Number: AAT3103IJQ-1-T1
• Description: 3-Channel Charge-Pump LED Driver
• Manufacturer: AAT [Advanced Analog Technology, Inc.]

Electrical Characteristics
IN = EN = 3.6V; C
values are at T
1. The AAT3103 is guaranteed to meet performance specifications over the -40°C to 85°C operating temperature range and is assured by design, characterization and correlation
4
4
ChargePump
ChargePump
Input Power Supply
Charge Pump Section
AAT3103-1/-2/-4: LED Current Source Outputs
AAT3103-1/-2: EN/SET and S
AAT3103-4: EN/PWM Current Control
t
t
Symbol
t
t
t
I
ENSET(H-MAX)
with statistical process controls.
ENSET(H-MIN)
ΔI
EN/SET(LOW)
I
EN/SET(OFF)
EN/SET(LAT)
I
D_(DATA15)
t
I
I
V
I
I
D_(DATA8)
V
t
IN(SHDN)
PWM(ON)
D_(10%)
D_(MAX)
EN(LKG)
EN(LKG)
EN/PWM
V
V
V
V
I
IN_(TH)
V
f
f
t
D_(MAX)
D_(TH)
IN
I
PWM
OSC
OUT
OUT
ENH
ENH
SET
ENL
ENL
IN
Description
Input Voltage Range
Input Operating Current
Input Shutdown Current
OUT Maximum Output Current
Charge Pump Oscillator Frequency
Charge Pump Mode Hysteresis
LED Output Current Start-up Time
D1 - D3 Current Accuracy
D1 - D3 Current Matching
D1 - D3 Current Accuracy
(AAT3103-1 only)
D1 - D3 Current Accuracy
(AAT3103-2 only)
D1 - D3 Current Accuracy
(AAT3103-4 only)
D1- D3 Charge Pump Mode
Transition Threshold
R
EN/SET Input High Threshold Voltage
EN/SET Input Low Threshold Voltage
EN/SET Input Leakage Current
EN/SET Input OFF Timeout
EN/SET Input Latch Timeout
EN/SET Input Low Time
EN/SET Minimum High Time
EN/SET Maximum High Time
EN/PWM Input High Threshold Voltage
EN/PWM Input Low Threshold Voltage
EN/PWM Input Leakage Current
PWM Control Turn-on Delay
EN/PWM Input OFF Timeout
PWM Control Frequency
SET
A
Pin Voltage
= 25°C.
TM
TM
IN
= 1μF; C
2
OUT
Cwire Control
= 1μF; C
1
CP
= 1μF; R
w w w . a n a l o g i c t e c h . c o m
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Conditions
IN = 5.5V; EN = IN; V
IN = 5.5V; EN = IN; I
excluding I
Operating, I
EN/SET or EN/PWM = GND
I
EN/SET or EN/PWM = IN
DATA = 1; V
DATA = 1; V
DATA = 15; V
DATA = 8; V
DC = 10%; V
I
EN/SET = IN = 5V
EN/PWM = IN = 5V
Duty cycle = 80%
D1
D1
= I
= I
D2
D2
SET
= I
= I
= 14.3kΩ; T
D1
D3
D3
D1
IN
IN
IN
-I
IN
IN
= 20mA
= 20mA
D3
= I
– V
– V
– V
– V
– V
; V
D2
F
F
F
D1
F
F
= 1.5V.
= 1.5V
= 1.5V
= I
= 1.5V
= 1.5V
= V
D1
D1
D3
3-Channel Charge-Pump LED Driver
3-Channel Charge-Pump LED Driver
= I
A
= V
D2
= OPEN
=-40°C to 85°C unless otherwise noted. Typical
D2
= V
D2
= I
= V
D3
D3
= IN – 1.5V
D3
= FS,
= 0V
PRODUCT DATASHEET
PRODUCT DATASHEET
Min
0.65
1.14
0.15
2.7
1.0
1.0
1.4
0.3
1.4
18
-1
-1
AAT3103
AAT3103
Typ
1.34
1.34
1.18
100
325
150
280
110
7.4
1.9
0.9
2.5
±3
20
50
4
3103.2008.03.1.0
3103.2008.03.1.0
Max
1.61
1.61
1.22
500
500
5.5
6.8
1.4
0.4
0.4
10
22
75
75
50
3
1
1
1
1
Units
MHz
kHz
mA
mA
mV
mA
mA
mA
mA
mV
ms
μA
μA
μA
μs
%
μs
μs
μs
ns
μs
μs
V
V
V
V
V
V