AAT3104IJQ-1-T1 ANALOGICTECH [Advanced Analogic Technologies], AAT3104IJQ-1-T1 Datasheet - Page 4

• Manufacturer Part Number: AAT3104IJQ-1-T1
• Description: Low Cost 1x/2x 4 Channel Charge Pump WLED Driver
• Manufacturer: ANALOGICTECH [Advanced Analogic Technologies]

Electrical Characteristics
IN = EN = 3.6V, C
= 25°C.
1. The AAT3104 is guaranteed to meet performance specification over the -40°C to 85°C operating temperature range and are assured by design, characterization and correlation
4
4
ChargePump
ChargePump
Input Power Supply
Charge Pump Section
AAT3104-1/-2: LED Current Source Outputs
AAT3104-1/-2: EN/SET and S
t
t
Symbol
t
t
I
I
t
ENSET(H-MAX)
ENSET(H-MIN)
with statistical process controls.
ΔI
EN/SET(LOW)
EN/SET(OFF)
EN/SET(LAT)
I
D_(DATA15)
D_(DATA29)
V
I
I
I
V
IN(SHDN)
D_(MAX)
D_(MAX)
EN(LKG)
V
V
IN_(TH)
V
I
f
t
D_(MAX)
D_(TH)
V
I
OSC
I
OUT
OUT
OUT
ENH
ENL
IN
IN
q
Description
Input Voltage Range
Quiescent Current
No Load Operating Current
Input Shutdown Current
OUT Maximum Output Current
Charge Pump Output Voltage
Charge Pump Oscillator Frequency
Charge Pump Mode Hysteresis
LED Output Current Start-up Time
D1 – D4 Current Accuracy
(AAT3104-1 only)
D1 – D4 Current Accuracy
(AAT3104-2 only)
D1 – D4 Current Matching
D1 – D4 Current Accuracy
(AAT3104-1 only)
D1 – D4 Current Accuracy
(AAT3104-2 only)
D1- D4 Charge Pump Mode Transition
Threshold
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
TM
TM
IN
= 1μF, C
OUT
2
Cwire Control
= 1μF, C
1
1
= 1μF, T
Low Cost 1x/2x 4 Channel Charge Pump WLED Driver
Low Cost 1x/2x 4 Channel Charge Pump WLED Driver
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
= FS, V
Exclude I
Operating, I
2x mode
EN/SET = GND
When charge pump is on
I
EN/SET =IN
DATA = 1, V
DATA = 1, V
DATA = 1, V
DATA = 15, V
DATA = 29, V
I
measured
I
measured
EN/SET = IN = 5V
D1
D1
D1
= I
= I
= I
A
= -40°C to 85°C unless otherwise noted. Typical values are at T
D2
D2
D2
D1
= I
= I
= I
DN
= V
current, 1x mode
D3
D3
D3
D1
IN
IN
IN
D2
IN
IN
= I
= I
= I
= I
– V
– V
– V
– V
– V
= V
D4
D4
D4
D2
F
F
F
= 1.5V
= 1.5V
= 1.5V
F
F
D3
=30mA
= 30mA, V
= 20mA, V
= I
= 1.5V
= 1.5V
D1
D1
= V
D3
= I
= V
= I
D4
D2
D2
= IN – 1.5V,
D4
= I
= V
IN
IN
= OPEN,
D3
– V
– V
D3
= I
D1
D1
= 0V
D4
is
is
PRODUCT DATASHEET
PRODUCT DATASHEET
Min
2.7
0.6
1.6
1.6
1.4
0.3
27
28
-3
-1
Typ
AAT3104178
AAT3104178
150
150
190
380
350
3.5
0.8
2.0
2.0
30
31
50
6
6
5
Max
1.05
250
500
500
5.5
2.4
2.4
0.4
+3
33
34
75
75
1
1
3104.2008.09.1.0
3104.2008.09.1.0
Units
MHz
mA
mA
mA
mA
mV
mA
mA
mA
mA
mV
mV
μA
μA
μs
μs
μs
μs
ns
μs
%
V
V
V
V
A