Electrical Characteristics: -40 ≤ TA ≤ 85˚C; VCC = 15V (Note 1); RT = 10kΩ; CT = 3.3nF for sawtooth mode.unless otherwise stated.
PARAMETER
TEST CONDITIONS
MIN
TYP
MAX
UNIT
ꢀ Reference Section
Output Voltage
TJ=25˚C, IREF=1mA
4.95
5.00
6
5.05
20
V
mV
mV
mV/˚C
V
Line Regulation
12≤VCC≤25V
Load Regulation
1≤IREF≤20mA
6
25
Temperature Stability
Total Output Variation
Output Noise Voltage
Long Term Stability
Output Short Circuit
(Note 2)
0.2
0.4
5.10
Line, Load, Temp. (Note 2)
10Hz≤f≤10kHz, TJ=25˚C (Note 2)
TA=125˚C, 1000 Hrs. (Note 2)
TA=25˚C
4.90
-30
47
50
5
µV
25
mV
mA
-100
-180
ꢀ Oscillator Section
Initial Accuracy
Sawtooth Mode, TJ=25˚C
12≤VCC≤25V
52
57
kHz
%
Voltage Stability
0.2
1.0
Temperature Stability
Sawtooth Mode TMIN≤TA≤TMAX
(Note 2)
5
1.7
%
V
Amplitude
VOSC (peak to peak)
ꢀ Error Amp Section
Input Voltage
VCOMP=2.5V
2.45
2.50
-0.3
90
2.55
-1.0
V
µA
dB
Input Bias Current
AVOL
VFB=0V
2≤VOUT≤4V
65
0.7
60
2
Unity Gain Bandwidth
PSRR
(Note 2)
1.0
70
MHz
dB
12≤VCC≤25V
Output Sink Current
Output Source Current
VOUT HIGH
VFB=2.7V, VCOMP=1.1V
VFB=2.3V, VCOMP=5V
VFB=2.3V, RL=15kΩ to Gnd
VFB=2.7V, RL=15kΩ to VREF
6
mA
mA
V
-0.5
5
-0.8
6
VOUT LOW
0.7
1.1
V
ꢀ Current Sense Section
Gain
(Notes 3 & 4)
2.85
0.9
3.00
1.0
70
3.15
1.1
V/V
V
Maximum Input Signal
PSRR
VCOMP=5V (Note 3)
12≤VCC≤25V (Note 3)
VSense=0V
dB
µA
ns
Input Bias Current
Delay to Output
-2
-10
TJ=25˚C (Note 2)
150
300
ꢀ Output Section
Output Low Level
ISINK=200mA
ISINK=20mA
0.1
1.5
0.4
2.2
V
V
Output High Level
ISOURCE=20mA
ISOURCE=200mA
13.0
12.0
13.5
13.5
V
V
Rise Time
Fall Time
TJ=25˚C, CL=1nF (Note 2)
TJ=25˚C, CL=1nF (Note 2)
50
50
150
150
ns
ns
2