ISSUED DATE :2003/05/20
REVISED DATE :2005/10/05C
Power Dissipation at Thermal
characteristics
Storage Temperature Range
Operating Junction Temperature
Operating ambient Temperature
PD
P JA
Tstg
TJ
TA
(0 :
702
178
-65 to 150
+150
0~+70
mW
: /W
:
:
:
Electrical Characteristics
Parameter
Reference Section
Output Voltage
Line Regulation
Load Regulation
Temperature. Stability
Total Output Variation
Output Noise Voltage
Long Term Stability
Output Short Circuit current
Oscillator Section
Frequency
TA 70 : , Vcc=15V [note 2], R
T
=10k, C
T
=3.3nF, unless otherwise specified)
Symbol
Test Conditions
Tj=25 : ,Io=1mA
Vcc=12V to 25V
Io=1mA to 20mA
-
Line, Load, Temperature
F=10kHz to 10Hz,Tj=25 :
T
A=125
: ,1000Hrs
-
Tj=25 :
TA=0 : to 70 :
Tj=25 : (R
T
=6.2k,C
T
=1.0nF)
Min
4.90
-
-
-
4.82
-
-
-30
49
48
225
-
-
-
7.8
7.6
2.42
-
65
0.7
60
2.0
-0.5
5.0
-
2.85
0.9
-
-
-
-
-
13
12
-
-
-
14.5
8.5
Typ
5
2.0
3.0
0.2
-
50
5
-85
52
-
250
0.2
0.5
1.6
8.3
-
2.50
-0.1
90
1.0
70
12
-1.0
6.2
0.8
3.0
1.0
70
-2
150
0.1
1.6
13.5
13.4
0.1
50
50
16
10
Max
5.1
20
25
-
5.18
-
-
-180
55
56
275
1.0
-
-
8.8
8.8
2.58
-2.0
-
-
-
-
-
-
1.1
3.15
1.1
-
-10
300
0.4
2.2
-
-
1.1
150
150
17.5
11.5
%
%
V
mA
KHz
Unit
V
mV
mV
mV/ :
V
V
mV
mA
VREF
Regline
Regload
Ts
VREF
Vn
S
ISC
Frequency Change with Voltage
Frequency Change with Temperature
Oscillator Voltage Swing(Peak to Peak)
Discharge Current
Error Amplifier Section
Voltage Feedback Input
Input Bias Current
Open Loop Voltage Gain
Unity Gain Bandwidth
Power Supply Rejection Ratio
Output Sink Current
Output Source Current
Output Voltage Swing High State
Output Voltage Swing Low State
Current Sense section
Current Sense Input Voltage gain
Power Supply Rejection Ratio
Input Bias Current
Propagation Delay
Output Low Voltage
Output High Level
Output Voltage with UVLO Activated
Output Voltage Rise Time
Output Voltage Fall Time
Under-Voltage Lockout Section
Startup Threshold
fosc/ V
fosc/ T
VOSC
Idischg
Vcc=12V to 25V
TA = 0 : to 70 :
-
Tj=25 :
TA = 0 : to 70 :
Vo =2.5V
VFB=5.0V
Vo=2V to 4V
Tj=25 :
Vcc=12V to 25V
Vo=1.1V,V
FB=
2.7V
Vo=5.0V,V
FB
=2.3V
V
FB
=2.3V,R
L
=15K to GND
V
FB
=2.7V,R
L
=15K to Vref
(Note 3,4)
(Note 3)
V
CC=
12 to 25V (Note 3)
-
V
FB
I
IB
AVOL
BW
PSRR
Isink
Isource
Vo
H
V
OL
Av
PSRR
I
IB
V
A
dB
MHz
dB
mA
mA
V
V
V/V
V
dB
A
ns
V
V
V
V
V
ns
ns
V
V
Maximum Current Sense Input Threshold Vth
Tplh(in/out) Current Sense Input to Output
V
OL
Isink=20mA
Isink=200mA
V
OH
Isource=20mA
Isource=200mA
V
OL
(UVLO)
tr
tr
Vth
VCC=6.0V,Isink=1.0mA
Tj=25 : ,C
L
=1nF
Tj=25 : ,C
L
=1nF
-
-
Min. Operating Voltage After Turn-on(
VCC
) V
CC(min)
GSC3842
Page: 2/9
GTM [ GTM CORPORATION ]
