AL3158FSG-7 Diodes Inc, AL3158FSG-7 Datasheet - Page 3

• Manufacturer Part Number: AL3158FSG-7
• Description: Charge Pumps High EFF 2.7V - 5.5V 3-Ch White LED 20mA
• Manufacturer: Diodes Inc

Specifications of AL3158FSG-7

• Output Current: 270 mA
• Supply Current: 2 mA
• Maximum Operating Temperature: + 85 C
• Package / Case: QFN-20
• Input Voltage: 2.7 V to 5.5 V
• Minimum Operating Temperature: - 40 C
• Mounting Style: SMD/SMT
• Switching Frequency: 1.2 MHz
• Topology: Charge Pump
• No. Of Outputs: 3
• Dimming Control Type: PWM
• Operating Temperature Range: -40°C To +85°C
• Driver Case Style: QFN
• Rohs Compliant: Yes
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Absolute Maximum Ratings
Notes:
Recommended Operating Conditions
Electrical Characteristics
Notes: 3. Determined by the average current levels of all active channels.
AL3158
Document number: DS35047 Rev. 2 - 2
V
V
Symbol
T
EN1, 2,3 (L)
ESD HBM
I
UVLO
EN1,2,3(H)
I
T
ESD MM
I
D-Match
EN1,2,3
T
Symbol
Fsw
EN1,2,3
Symbol
SHDN
R
V
V
T
V
θ
I
SHDN
I
DX
HYS
4. Determined by the maximum sink current (MAX), the minimum sink current (MIN), and the average sink current (AVG). Two matching numbers are
5. Device mounted on FR-4 substrate, 2"*2", 2oz copper, double-sided PC board, with minimum recommended pad on top layer and
T
2. Exceeding Absolute Maximum Ratings will cause permanent damage to the device.
Q
out
TH
HS
SS
JA
EN1,2,3
I
V
OUT
LEAD
V
T
T
calculated as (MAX-AVG)/AVG and (AVG-MIN)/AVG. The largest number of the two (worst case) is considered as the matching data.
4 vias to bottom layer.
IN
J
IN
A
Quiescent Current
Shutdown Current
I
Current Matching Between Any Two
Current Sink Inputs (Note 4)
Open Loop V
1x to 2x Transition Threshold at Any
I
Mode Transition Hysteresis
Soft-Start Time
Switching Frequency
EN1,2,3 Threshold Low
EN1,2,3 Threshold High
EN1,2,3 Off Timeout
V
EN1,2,3 Input Leakage
Thermal shutdown Protection
Thermal shutdown hysteresis
Thermal Resistance Junction-to-
Ambient
SINK
SINK
IN
Under-Voltage Lockout
Human Body Model ESD Protection
Machine Model ESD Protection
Input Voltage
EN1, EN2, EN3 to GND Voltage
Maximum DC Output Current
Operating Junction Temperature Range
Maximum Soldering Temperature (at leads, 10 sec)
Input Voltage
Operating Ambient Temperature
Current Accuracy (Note 3)
Pin
Parameter
OUT
Resistance
(T
A
(Note 2)
= 25°C, Vin = 3.6V, C
Description
Parameter
1x Mode, 3.0≤V
No Load Current
2x Mode, 3.0≤V
No Load Current
EN1, EN2, EN3 = 0
V
1x mode
2 x mode
I
V
V
QFN3030-20 (Note 5)
www.diodes.com
DX
F
IN
IN
: D1:D9 = 3.6V
= 20mA
= 2.7V
= 5.5V
3 of 10
IN
Test Conditions
= C
HIGH EFFICIENCY 1x/2x CHARGE PUMP
OUT
IN
IN
= 2.2µF, C
≤5.5, Active,
≤5.5, Active,
FOR WHITE LED APPLICATIONS
1
= 1µF Unless otherwise noted)
Min
-40
2.7
-0.3 to V
Min
1.4
1.8
19
-1
-0.3 to 6
Rating
200
270
150
300
2
IN
Typ.
+0.3
150
250
100
160
0.3
0.5
4.5
1.2
20
10
52
Max
2
1
2
5.5
85
AL3158
© Diodes Incorporated
Max
0.6
0.4
2.2
21
20
5
1
2
1
January 2011
Unit
Unit
mA
KV
°C
°C
°C
V
V
V
V
o
MHz
Unit
mA
mA
mV
mV
C/W
ms
µA
µA
µs
°C
°C
%
Ω
V
V
V