Datasheet

LT6660
3
6660fa
The ● denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25°C. V
IN
= V
OUT
+ 2.5V, I
OUT
= 0 unless otherwise specified.
ELECTRICAL CHARACTERISTICS
OUTPUT VOLTAGE
(V)
SPECIFIED TEMPERATURE
RANGE
ACCURACY
(%)
TEMPERATURE
COEFFICIENT (ppm/°C)
PART ORDER
NUMBER
5
5
5
0°C to 70°C
0°C to 70°C
0°C to 70°C
0.2
0.4
0.5
20
20
50
LT6660HCDC-5
LT6660JCDC-5
LT6660KCDC-5
10
10
10
0°C to 70°C
0°C to 70°C
0°C to 70°C
0.2
0.4
0.5
20
20
50
LT6660HCDC-10
LT6660JCDC-10
LT6660KCDC-10
AVAILABLE OPTIONS
PARAMETER CONDITIONS MIN TYP MAX UNITS
Output Voltage Tolerance LT6660HCDC –0.2 0.2 %
LT6660JCDC –0.4 0.4 %
LT6660KCDC –0.5 0.5 %
Output Voltage Temperature Coefficient (Note 4) LT6660HCDC
LT6660JCDC
LT6660KCDC
●
●
●
10
10
25
20
20
50
ppm/°C
ppm/°C
ppm/°C
Line Regulation V
OUT
+ 0.9V ≤ V
IN
≤ V
OUT
+ 2.5V
●
150 800
1000
ppm/V
ppm/V
V
OUT
+ 2.5V ≤ V
IN
≤ 20V
●
50 100
130
ppm/V
ppm/V
Load Regulation Sourcing (Note 5) I
OUT
= 100µA
●
1000 3000
4000
ppm/mA
ppm/mA
I
OUT
= 10mA
●
50 200
300
ppm/mA
ppm/mA
I
OUT
= 20mA
●
20 70
100
ppm/mA
ppm/mA
Thermal Regulation (Note 6) ΔP = 200mW 2.5 10 ppm/mW
Dropout Voltage (Note 7) V
IN
– V
OUT
, ΔV
OUT
≤ 0.2%, I
OUT
= 0
●
0.9 V
V
IN
– V
OUT
, ΔV
OUT
≤ 0.2%, I
OUT
= 10mA
●
1.3
1.4
V
V
Output Current Short V
OUT
to GND 40 mA
Reverse Leakage V
IN
= –15V
●
0.5 10 µA
Output Voltage Noise (Note 8) 0.1Hz ≤ f ≤ 10Hz
10Hz ≤ f ≤ 1kHz
4
4
ppm (P-P)
ppm (RMS)
Long-Term Stability of Output Voltage (Note 9) 100 ppm/√kHr
Hysteresis (Note 10) ΔT = 0°C to 70°C
ΔT = –40°C to 85°C
●
●
50
250
ppm
ppm
Supply Current LT6660-2.5
●
115 145
175
µA
µA
LT6660-3
●
145 180
220
µA
µA
LT6660-3.3
●
145 180
220
µA
µA
LT6660-5
●
160 200
240
µA
µA
LT6660-10
●
215 270
350
µA
µA