lm27961tlx National Semiconductor Corporation, lm27961tlx Datasheet - Page 3

• Manufacturer Part Number: lm27961tlx
• Description: Dual-display White Led Driver With 3/2x Switched Capacitor Boost
• Manufacturer: National Semiconductor Corporation

I
I
I
I
V
I
Dxx
Dxx-MATCH
Q
SD
Dxx
Symbol
SET
Absolute Maximum Ratings
If Military/Aerospace specified devices are required,
please contact the National Semiconductor Sales Office/
Distributors for availability and specifications.
Electrical Characteristics
Limits in standard typeface are for T
less otherwise specified: V
1.5V; R
pins (I
V
ENA, ENB pin voltages
I
Continuous Power Dissipation
(Note 3)
Junction Temperature (T
Storage Temperature Range
Maximum Lead Temperature
(Soldering, 10 sec.)
ESD Rating (Note 4)
Human Body Model - I
Human Body Model - All other Pins:
Machine Model - I
Machine Model - All Other Pins:
Dxx
/I
IN
SET
pin voltage
Pin Voltages
Dxx
SETA
Output Current Regulation
Current Matching Between Any
Two Group A Outputs or Group
B Outputs
Quiescent Supply Current
Shutdown Supply Current
I
Output Current to Current Set
Ratio
and I
SET
= R
Pin Voltage
SETx
SETB
Dxx
) apply to both Group A and Group B. (Note 8)
Parameter
= 8.35kΩ; C
Pins:
Dxx
J-MAX
IN
Pins:
= 3.6V; V
)
IN
, C
J
= 25˚C, and limits in boldface type apply over the full operating temperature range. Un-
DxA
1
-0.3V to (V
, C
-65
Internally Limited
= 0.6V; V
2
(Notes 2, 7)
3.0V ≤ V
0.45V ≤ V
2.5V ≤ V
R
3.0V ≤ V
0.6V ≤ V
2.5V ≤ V
R
3.0V ≤ V
0.3V ≤ V
2.5V ≤ V
R
2.7V ≤ V
0.45V ≤ V
2.5V ≤ V
R
V
2.7V ≤ V
No Load Current,
ENA or ENB = ON
2.7V ≤ V
ENA and ENB = OFF
2.7V ≤ V
, and C
o
(V
-0.3V to 7.1V
C to +150
SET
SET
SET
SET
IN
w/ 6.0V max
w/ 6.0V max
(Notes 1, 2)
POUT
= 3.0V (Note 9)
= 8.35kΩ
= 6.25kΩ
= 12.5kΩ
= 8.35kΩ
IN
-0.3V to
+0.3V)
+0.3V)
POUT
DxB
150
265
1.0kV
2.0kV
IN
DxB
IN
DxA
DxB
IN
DxA
DxB
IN
DxB
IN
IN
IN
100V
200V
DxA
DxA
o
≤ 4.2V, and V
≤ 5.5V;
≤ 5.5V;
≤ 3.0V;
≤ 4.2V;
≤ 5.5V,
≤ 5.5V
o
o
= 3.6V; ENA = 1.5V and ENB = GND, or ENA = GND and ENB =
C
C
C
≤ 3.8V;
≤ 3.8V or
≤ 3.8V;
≤ 3.8V or
≤ 3.8V;
≤ 3.8V;
= 1µF. Specifications related to output current(s) and current setting
≤ 3.8V or
≤ 3.8V or
Condition
3
Operating Rating
Thermal Properties
Input Voltage Range
Junction Temperature (T
Ambient Temperature (T
(Note 5)
Juntion-to-Ambient Thermal
Resistance (θ
IN
= 5.5V
JA
), (Note 6)
A
J
) Range
(-10%)
) Range
13.5
Min
(Notes 1, 2)
1.25
Typ
100
0.6
4.4
2.3
15
20
10
15
-30˚C to +125˚C
-30˚C to +85˚C
(+10%)
2.7V to 5.5V
Max
16.5
6.75
5
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100˚C/W
Units
(%)
mA
mA
mA
mA
mA
µA
%
V