Datasheet

LT6550/LT6551
2
65501fa
PARAMETER CONDITIONS MIN TYP MAX UNITS
DC Output Accuracy No Load, V
OUT
Ideal = 1.5V ● 30 70 mV
Output Voltage Matching Between Any Two Outputs ● 25 75 mV
Input Current Any Input ● 15 65 µA
Input Impedance, ∆V
IN
/∆I
IN
V
IN
= 0V to 1V ● 100 300 kΩ
Input Noise Voltage Density f = 100kHz (Note 10) 12 nV/√Hz
Input Noise Current Density f = 100kHz (Note 10) 8 pA/√Hz
Voltage Gain (Note 5) 0.25V ≤ V
IN
≤ 1.25V
No Load
● 1.9 2.1 V/V
R
L
= 150Ω ● 1.9 2.1 V/V
R
L
= 75Ω, 0.25V ≤ V
IN
≤ 0.75V 1.85 2.15 V/V
Output Voltage Swing Low V
IN
= –0.1V
No Load
● 10 30 mV
I
SINK
= 5mA ● 60 150 mV
I
SINK
= 10mA ● 90 200 mV
Total Supply Voltage
LT6550 (V
CC
TO V
EE
)........................................ 12.6V
LT6551 (V
CC
TO GND) ...................................... 12.6V
Input Current (Note 9) ........................................ ±10mA
Output Short-Circuit Duration (Note 2) ............ Indefinite
Operating Temperature Range ................ –40°C to 85°C
ABSOLUTE AXI U RATI GS
W
WW
U
PACKAGE/ORDER I FOR ATIO
UUW
(Note 1)
The ● denotes the specifications which apply over the specified
temperature range, otherwise specifications are at T
A
= 25°C. V
CC
= 3.3V, V
GND
= 0V; V
IN
= 0.75V LT6550 (Pins 1,2,3);
LT6551 (Pins 1,2,3,4). V
EE
= 0V LT6550 (Pin 5), unless otherwise noted.
Specified Temperature Range (Note 3)
LT6550C/LT6551C ..............................–40°C to 85°C
LT6550I/LT6551I................................ –40°C to 85°C
Maximum Junction Temperature .......................... 150°C
Storage Temperature Range ................. – 65°C to 150°C
Lead Temperature (Soldering, 10 sec).................. 300°C
3.3V ELECTRICAL CHARACTERISTICS
T
JMAX
= 150°C, θ
JA
= 110°C/W
(Note 4)
1
2
3
4
5
IN1
IN2
IN3
IN4
GND
10
9
8
7
6
V
CC
OUT1
OUT2
OUT3
OUT4
TOP VIEW
MS10 PACKAGE
10-LEAD PLASTIC MSOP
X2
X2
X2
X2
T
JMAX
= 150°C, θ
JA
= 110°C/W
(Note 4)
1
2
3
4
5
IN1
IN2
IN3
GND
V
EE
10
9
8
7
6
V
CC
OUT1
OUT2
OUT3
N/C
TOP VIEW
MS10 PACKAGE
10-LEAD PLASTIC MSOP
X2
X2
X2
ORDER PART NUMBER
LT6550CMS
LT6550IMS
MS10 PART MARKING
Consult LTC Marketing for parts specified with wider operating temperature ranges.
LTB9
LTC1
Order Options Tape and Reel: Add #TR Lead Free: Add #PBF Lead Free Tape and Reel: Add #TRPBF
Lead Free Part Marking: http://www.linear.com/leadfree/
ORDER PART NUMBER MS10 PART MARKING
LT6551CMS
LT6551IMS
LTC2
LTC3