SE78XX Datasheet, PDF (4/11 Pages) Seaward Electronics Inc. – 1A 3-Terminal Positive Voltage Regulator

SE78XX
1A 3-Terminal Positive Voltage Regulator
Electrical Characteristics
SE7805 Electrical Characteristics
（Vcc=10V ;Iout=1A ； Tj=25℃ unless otherwise specified）
Parameter
Output
Voltage
Line
Regulation
Load
Regulation
Quiescent
Current
Quiescent
Current
Change
Ripple
Rejection
Dropout
Voltage
Output Noise
Voltage
Output
Resistance
Short Circuit
Current
Peak Output
Current
Temperature
Coefficient of
Output
Voltage
Symbol
V_OUT
V_RLINE
V_RLOAD
Iq
∆Iq
PSRR
V_DROP
N_OUT
R_OUT
I_SC
I_PK
∆V_OUT/ ∆T
(∆V_OUT/V_OUT)/∆T
Test Conditions
T_j =25°C
I_OUT=5mA to 1A,
V_IN=7.5V to 20V,P_D≤15W
V_IN=7.5V to 20V,
I_OUT=500mA, T_J=25°C
V_IN=10V, I_OUT=5mA to 1A,
T_J=25°C
Min
4.9
4.8
V_IN=10V, I_OUT=0
V_IN=8V to 25V, I_OUT=500mA,
T_J=25°C
I_OUT=5mA to 1A, T_J=25°C
V_IN=8V to 18V, f=120Hz,
I_OUT=500mA
∆V_OUT=1%, I_OUT=1A,
T_J=25°C
f=10Hz to 100kHz, T_A=25°C
Typ
5
25
20
3.2
0.3
0.08
70
2
10
Max
5.1
5.2
50
50
6
0.8
0.5
Unit
V
mV
mA
mA
mA
dB
V
uV/Vo
f=1KHz
10
mΩ
V_IN=35V, T_A=25°C
V_IN=10V, T_J=25°C
0.05
A
2.2
A
0.4
mV/℃
80
ppm/℃
Note1: Pulse testing techniques are used to maintain the junction temperature as close to the ambient
temperature aspossible, and thermal effects must be taken into account separately.
Note2: This specification applies only for DC power dissipation permitted by absolute maximum ratings.
Rev1.0
Preliminary and all contents are subject to change without prior notice.
© Seaward Electronics, Inc., • www.seawardinc.com • Page 5
9/4/2012