TDA8137
DUAL 5.1V REGULATOR WITH DISABLE AND RESET
. . . . . . .
OUTPUT CURRENTS UP TO 1A FIXED PRECISION OUTPUT VOLTA...
TDA8137
DUAL 5.1V
REGULATOR WITH DISABLE AND RESET
. . . . . . .
OUTPUT CURRENTS UP TO 1A FIXED PRECISION OUTPUT VOLTAGES 5.1V ± 2% OUTPUT 1 WITH RESET FACILITY OUTPUT 2 WITH DISABLE BY TTL INPUT SHORT CIRCUIT PROTECTION AT BOTH OUTPUTS THERMAL PROTECTION LOW DROP OUTPUT VOLTAGE
DESCRIPTION The TDA8137 is a monolithic dual positive voltage
regulator designed to provide fixed precision output voltages of 5.1V at currents up to 1A. An internal reset circuit generates a reset pulse when the output 1 decreases below the regulated voltage value. Output 2 can be disabled by TTL input. Short circuit and thermal protections are included. PIN CONNECTION (top view)
HEPTAWATT (Plastic Package) ORDER CODE : TDA8137
7 6 5 4 3 2 1
OUTPUT 1 OUTPUT 2 RESET GROUND DISABLE DELAY CAP INPUT
Tab connected to Pin 4
September 1993
1/5
8137-01.EPS
TDA8137
BLOCK DIAGRAM
IN 1
REFERENCE
OUT 1
7 OUT 1
5
PROTECTION
RESET
RESET
CR
DELAY CAPACITOR
2
DISABLE
3
DISABLE
OUT 2
6
OUT 2
TDA8137
8137-02.EPS
4
ABSOLUTE MAXIMUM RATINGS
Symbol VIN VDIS VRST I01, 2 Pt TSTG Tj Parameter DC Input Voltage Pin 1 Disable Input Voltage Pin 3 Output Voltage at Pin 5 Output Currents Power Dissipation Storage Temperature Junction Temperature Value 20 20 20 Internally Limited Internally Limited – 65 to + 150 0 to + 150 Unit V V V
°C °C
THERMAL DATA
Max. Max.
8137-02.TBL 8137-03.TBL
Symbol RTH(j-c) Tj
Parameter Thermal Resistance Junction-case Recommended Junction Temperature
Value 3 0 to + 150
U...