TC18C43
TC28C43
TC38C43
ABSOLUTE MAXIMUM RATINGS*
Supply Voltage ............................................................18V
Maximum Chip Temperature ................................... 150°C
Storage Temperature ............................ – 65°C to +150°C
Lead Temperature (Soldering, 10 sec) ................. +300°C
Package Thermal Resistance
CerDip R
θJ-A
................................................ 150°C/W
CerDip R
θJ-C
.................................................. 55°C/W
BiCMOS CURRENT MODE
PWM CONTROLLERS
PDIP R
θJ-A
................................................... 125°C/W
PDIP R
θJ-C
..................................................... 45°C/W
SOIC R
θJ-A
................................................... 250°C/W
SOIC R
θJ-C
..................................................... 75°C/W
Operating Temperature
18C4x ...................................... – 55C°
≤
T
A
≤
+125°C
28C4x ........................................ – 40C°
≤
T
A
≤
+85°C
38C4x ............................................. 0C°
≤
T
A
≤
+70°C
ELECTRICAL CHARACTERISTICS
unless otherwise stated, these specifications apply over specific
temperature range. V
IN
= V
DD
= 15V; R
T
= 71 kΩ; C
T
= 150 pF.
TC18C43
TC28C43
Parameter
Reference Section
Output Voltage
Line Regulation
Load Regulation
Temp Stability
Output Noise Voltage
Long Term Stability
Output Short Circuit
T
A
= 25°C, I
O
= 1mA
9.5V
≤
V
IN
≤
15V, I
O
= 1mA
1mA
≤
l
O
≤
11mA
(Note 1)
10Hz
≤
f
≤
10 kHz,T
A
= 25°C (Note 1)
T
A
= 125°C, 1000 Hrs. (Note 1)
4.9
—
—
—
—
—
-20
90
—
—
2.25
2.45
1
—
—
70
650
80
1.2
3
5.65
0.1
—
—
2.8
0.85
70
—
—
5
±3
±5
±0.25
100
±0.5
-50
100
±0.2
±0.01
2.5
2.65
—
±15
±0.3
90
750
100
1.5
3.4
6
0.7
5
3
2.9
0.95
80
±0.3
140
5.1
±10
±15
±0.5
—
—
-100
110
±0.3
±0.05
2.75
2.85
—
±50
±2
—
—
—
—
—
6.5
1.1
7
5
3.1
1.05
—
±2
160
4.90
—
—
—
—
—
-30
93.8
—
—
2.25
2.45
1
—
—
70
650
80
1.5
3.9
5.65
0.1
—
—
2.8
0.85
70
—
—
5
±3
±3
±0.25
100
±0.5
-50
100
±0.2
±0.01
2.5
2.65
—
±15
±0.3
90
750
100
1.7
4.2
6
0.7
5
3
2.9
0.95
80
±0.3
140
5.10
±10
±10
±0.5
—
—
-100
106.5
±0.3
±0.03
2.75
2.85
—
±50
±2
—
—
—
—
—
6.5
1.1
7
5
3.1
1.05
—
±2
150
V
mV
mV
mV/°C
µV(rms)
%
mA
kHz
%
%/°C
mA
V
MHz
mV
nA
dB
kHz
dB
mA
mA
V
V
µsec
µsec
V/V
V
dB
nA
nsec
TC38C43
Max
Min
Typ
Max
Units
Test Conditions
Min
Typ
Oscillator Section
Initial Accuracy
Voltage Stability
Temp Stability
Clock Ramp Reset
Amplitude
Maximum Freq
T
A
= 25°C (Note 4)
9.5V
≤
V
IN
≤
15V
T
MIN
≤
T
A
≤
T
MAX
(Note 1); Figure 2
R
T
/C
T
Pin at 4V
R
T
/C
T
Pin Peak to Peak
Note 1
V
(CMPTR)
= 2.5V
(Note 1)
2V
≤
V
O
≤
4V
(Note 1)
9.5V
≤
V
IN
≤
15V
V
FB
= 2.7V, V
(CMPTR)
= 1.1V (Note 1)
V
FB
= 2.3V, V
(CMPTR)
= 5V (Note 1)
V
FB
= 2.3V, R
L
= 10k to Ground
V
FB
= 2.7V, R
L
= 10k to V
REF
Note 1
Note 1
Notes 2 & 3
V
(CMPTR)
= 5V (Note 2)
9.5V
≤
V
IN
≤
15V (Notes 1, 2 & 5)
Note 1
V
(
I
SENSE)
= 1V (Note 1); Figure 3
Error Amp Section
Input Offset Voltage
Input Bias Current
A
VOL
Gain Bandwidth Product
PSRR
Output Sink Current
Output Source Current
V
OUT
High
V
OUT
Low
Rise Response
Fall Response
Current Sense Section
Gain Ratio
Maximum Input Signal
PSRR
Input Bias Current
Delay to Output
4-94
TELCOM SEMICONDUCTOR, INC.
TELCOM [ TELCOM SEMICONDUCTOR, INC ]
