![](/html/09/095e/095e536b3858e4bcdb380f8d0cfee123918e1afac21f9cf828b1667ce7b8ac65/bg1.png)
Ordering number: EN 5197
Monolithic Linear IC
LA5612
Multifunctional Voltage Regulator
for TVs and VCRs with BS Tuner
Applications
.
Audiovisual equipment, VCRs and TVs with BS tuner
Package Dimensions
unit : mm
3107-SIP13H
Features
.
Low-saturation regulator (ON/OFF function built in)
.
Control amplifier built in.
.
Current limit and thermal limit circuits built in
.
Reverse current prevention provided (VO1)
[LA5612]
SANYO : SIP13H
Specfications
Maximum Ratings atTa=25°C
Parameter Symbol Conditions Ratings Unit
V
1 max 22 V
Maximum input voltage
Allowable power dissipation Pd max No heat sink 2 W
Thermal resistance between
junction and case
Operating temperature Topr –20 to +80
Storage temperature Tstg –40 to +150
IN
V
2 max VIN1^VIN2V
IN
θj-c 4.7
1
IN
C/W
°
C
°
C
°
Operating Conditions atTa=25°C
Parameter Symbol Conditions Ratings Unit
V
1 11.5 to 20 V
Input voltage
Output current 1 I
Output current 2 I
Output current 3 I
IN
V
2 6.2 to 20 V
IN
1 10 to 360 mA
O
2 10 to 420 mA
O
3 10 to 420 mA
O
SANYO Electric Co.,Ltd. Semiconductor Bussiness Headquarters
TOKYO OFFICE Tokyo Bldg., 1-10, 1 Chome, Ueno, Taito-ku, TOKYO, 110 JAPAN
92895HA (II) No.5197-1/5
![](/html/09/095e/095e536b3858e4bcdb380f8d0cfee123918e1afac21f9cf828b1667ce7b8ac65/bg2.png)
LA5612
Operating Characteristics atTa=25°C, See specified Test Circuit.
Parameter Symbol Conditions min typ max Unit
[No-load mode] When V
Quiescent current
[Regulator 1] When V
Output voltage 1 V
Dropout voltage V
Line regulation nV
Load regulation nV
Output inflow current I
Peak output current I
Output short-circuit current I
Ripple rejection Rrej1 50 dB
Output low-level voltage V
Output voltage/temperature
coefficient
[Regulator 2] When VO1, VO2, VO3ison:VEN1=3V,VEN2=3V,VIN1 = 16.5 V, VIN2 = 6.6 V, IO2 = 350 mA
Output voltage 2 V
Dropout voltage V
Line regulation nV
Load regulation nV
Peak output current I
Output short-circuit current I
Ripple rejection Rrej2 50 dB
Output low-level voltage V
Output voltage/temperature
coefficient
[Regulator 3] When VO1, VO2, VO3ison:VEN1=3V,VEN2=3V,VIN1 = 16.5 V, VIN2 = 6.6 V, IO3 = 350 mA
Output voltage 3 V
Dropout voltage V
Line regulation nV
Load regulation nV
Peak output current I
Output short-circuit current I
Ripple rejection Rrej3 50 dB
Output low-level voltage V
Output voltage/temperature
coefficient
[Output on/off control] VIN1 = 16.5 V, VIN2 = 6.6 V
Output on control voltage
Output off control voltage
[Amplifier A] When V
Input offset voltage V
Input bias current I
Output current (source) I
Output current (sink) I
[Amplifier B] When V
Output current (source) I
1, VO2, VO3ison:VEN1=3V,VEN2=3V,VIN1 = 16.5 V, VIN2 = 6.6 V, IO1toIO3=0mA
O
1, VO2, VO3ison:VEN1=3V,VEN2=3V,VIN1 = 16.5 V, VIN2 = 6.6 V, IO1 = 300 mA
O
1, VO2, VO3ison:VEN1=3V,VEN2=3V,VIN1 = 16.5 V, VIN2 = 6.6 V
O
1, VO2, VO3ison:VEN1=3V,VEN2=3V,VIN1 = 16.5 V, VIN2 = 6.6 V
O
I
1 714mA
IN
I
2 816mA
IN
1 13.7 14.5 15.2 V
O
1 0.5 1.0 V
DROP
1 16.5 V % VIN1 % 20.5 V 140 mV
OLN
1 10mA % IO1 % 300 mA 150 mV
OLD
1 IN 22 V applied to pin VO1, no-load mode 500 µA
O
1 360 mA
OP
1 45 180 mA
OSC
1 OFF VEN1=1V,when VO1isoff 0.2 V
O
nV
1/nTa ±0.5
O
2 4.80 5.05 5.30 V
O
2 0.5 1.0 V
DROP
26V%VIN2 % 7.2 V 20 mV
OLN
2 100 mA % IO2 % 350 mA 100 mV
OLD
2 420 mA
OP
2 65 210 mA
OSC
2 OFF VEN2=1V,when VO2isoff 0.2 V
O
nV
2/nTa ±0.5
O
3 4.80 5.05 5.30 V
O
3 0.5 1.0 V
DROP
36V%VIN2 % 7.2 V 20 mV
OLN
3 100 mA % IO3 % 350 mA 100 mV
OLD
3 420 mA
OP
3 65 210 mA
OSC
3 OFF VEN2=1V,when VO3isoff 0.2 V
O
nV
3/nTa ±0.5
O
V
1H VO1: on, VEN1<22V
EN
V
2H VO2, VO3: on, VEN2<22V
EN
V
1L VO1: off
EN
V
2L VO2, VO3: off
EN
IOA
BA
OA SOURCEVINA
OA SINKVINA
OB SOURCE
+
=1V,V
+
=0V,V
INA
INA
–
= 0 V 10 mA
–
= 1 V 10 mA
3.0 V
10 mA
IN
1.0 V
±7mV
250 nA
mV/°C
mV/°C
mV/°C
1V
No.5197 - 2/5