KA350
Absolute Maximum Ratings
Parameter
Input Output Voltage Differential
Lead Temperature (Soldering, 10sec)
Power Dissipation
Operating Temperature Range
Storage Temperature Range
Symbol
VI - VO
TLEAD
PD
TOPR
TSTG
Value
35
300
Internally limited
0 ~ +125
-65 ~ +150
Unit
VDC
°C
-
°C
°C
Electrical Characteristics
(VI-VO=5V, IO=1.5A, TJ=0°C to + 125°C; PD ≤ PDMAX, unless otherwise specified)
Parameter
Symbol
Conditions
Min. Typ. Max. Unit
Line Regulation (Note1) Rline TA = +25°C, 3V ≤ VI -VO ≤ 35V
- 0.015 0.03 %/V
Load Regulation (Note1) Rload
TA = +25 °C, 3V ≤ VI -VO ≤ 35V
VO ≤ 5V
VO ≥ 5V
- 5 25 mV
0.1 0.5
%
Adjustment Pin Current IADJ
-
- 50 100 µA
Adjustment Pin Current
Change
∆IADJ
3V ≤ VI -VO ≤ 35V,
10mA ≤ Io ≤ 3A, PD ≤ PMAX
- 0.2 5.0
µA
Thermal Regulation
REGT Pulse = 20ms, TA =+ 25°C
- 0.002 -
%/W
Reference Voltage
VREF 3V ≤ VI -VO ≤ 35V, 10mA ≤ I O ≤ 3A,PD ≤ 30W 1.2 1.25 1.30
V
Line Regulation
Rline 3.0V ≤ VI -VO ≤ 35V
- 0.02 0.07 %/W
Load Regulation
Temperature Stability
Rload
STT
10mA ≤ I O ≤ 3.0A
VO ≤ 5.0V
VO ≥ 5.0V
TJ = 0°C to + 125°C
- 20 70 mV
0.3 1.5
%
- 1.0 -
%
Maximum Output
Current
VI -VO ≤ 10V, PD ≤ PMAX
Io(MAX) VI -VO = 30V, PD ≤ PMAX,TA = +25°C
3.0 4.5 -
A
0.25 1.0 -
A
Minimum Load Current IL(MIN) VI -VO = 35V
- 3.5 10 mA
RMS Noise, %of VOUT
VN 10Hz ≤ f ≤ 10KHz, TA= +25 °C
- 0.003 - %/Vo
Ripple Rejection
VO = 10V, f = 120Hz,
RR
CADJ = 0
CADJ = 10µF
65 -
dB
66 80
dB
Long-Term Stability
ST TJ =+125 °C
-
0.3
1
%/
1000HR
Note:
1. Regulation is measured at constant junction temperature. Changes in output voltage due to heating effects must be taken
into account separately. Pulse testing with low duty cycle is used.
2