KA7631

KA7631 Datasheet

KA7630/KA7631

Part	Datasheet
KA7631	KA7631 (pdf)

Related Parts	Information
KA7630	KA7630
KA7630TS	KA7630TS
KA7631TS	KA7631TS

PDF Datasheet Preview
KA7630/KA7631 Fixed Multi-Output Regulator • Output Currents up to 0.5A Output1 & 2 • Output Current up to 1A with External Transistor Output3 • Fixed Precision Output 1 Voltage 5.1V ±2% • Fixed Precision Output 2 Voltage 8V ±2% KA7630 • Fixed Precision Output 2 Voltage 9V ±2% KA7631 • Control Signal Generator for Output 3 Voltage 12V ±2% • Reset Facility for Output Voltage1 • Output 2,3 with Disable by TTL Input • Current Limit Protection at Each Output • Thermal Shut Down The KA7630/KA7631 is a multi-output positive voltage regulator designed to provide fixed precision output voltages of 5.1V, 8V 7630 / 9V 7631 at current up to 0.5Aand 12V at current up to 1A with external PNP transistor. An internal reset circuit generates a reset pulse when the output 1 decreases below the regulated value. Output2 & 3 can be disabled by TTL input. Protection features include over voltage protection, short circuit protection and thermal shutdown. 10-SIP H/S Internal Block Diagram DEL.CAP 3 Cd 100nF 6 RESET Vsys A614 "Y" Control 10 Output 3 Vin1 1 10uA Bandgap Reference + 50mV Vin2 2 2.5V Vin1 9 Output 1 Thermal Shut Down OVP Vin2 Output 2,3 + SCP 1.4V 8 Output 2 5 GND 4 Disable 2002 Fairchild Semiconductor Corporation KA7630/KA7631 Absolute Maximum Ratings Parameter DC Input Voltage Disable Input Voltage Output Current Power Dissipation Junction Temperature Operating Temperature Value Unit +150 Topr 0 ~ +125 Remark - No Heatsink - Electrical Characteristics KA7630 Ordering Information Product Number KA7630 KA7631 Package 10-SIP-H/S Operating Temperature 0°C to +125°C KA7630/KA7631 KA7630/KA7631 DISCLAIMER FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS. LIFE SUPPORT POLICY FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein: Life support devices or systems are devices or systems which, a are intended for surgical implant into the body, or b support or sustain life, and c whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user. A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness. 11/12/02 0.0m 001 2002 Fairchild Semiconductor Corporation

PDF Datasheet Preview

KA7630/KA7631

Fixed Multi-Output Regulator
• Output Currents up to 0.5A Output1 & 2
• Output Current up to 1A with External Transistor

Output3
• Fixed Precision Output 1 Voltage 5.1V ±2%
• Fixed Precision Output 2 Voltage 8V ±2% KA7630
• Fixed Precision Output 2 Voltage 9V ±2% KA7631
• Control Signal Generator for Output 3 Voltage 12V ±2%
• Reset Facility for Output Voltage1
• Output 2,3 with Disable by TTL Input
• Current Limit Protection at Each Output
• Thermal Shut Down

The KA7630/KA7631 is a multi-output positive voltage regulator designed to provide fixed precision output voltages of 5.1V, 8V 7630 / 9V 7631 at current up to 0.5Aand 12V at current up to 1A with external PNP transistor. An internal reset circuit generates a reset pulse when the output 1 decreases below the regulated value. Output2 & 3 can be disabled by TTL input. Protection features include over voltage protection, short circuit protection and thermal shutdown.
10-SIP H/S

Internal Block Diagram

DEL.CAP 3

Cd 100nF
6 RESET

Vsys

A614 "Y"

Control
10 Output 3

Vin1 1
10uA

Bandgap Reference
+ 50mV

Vin2 2
2.5V

Vin1 9 Output 1

Thermal Shut Down

OVP Vin2

Output 2,3
+ SCP
1.4V
8 Output 2
5 GND
4 Disable
2002 Fairchild Semiconductor Corporation

KA7630/KA7631

Absolute Maximum Ratings

Parameter DC Input Voltage Disable Input Voltage Output Current Power Dissipation Junction Temperature Operating Temperature

Value

Unit
+150

Topr
0 ~ +125

Remark -

No Heatsink -

Electrical Characteristics KA7630
Ordering Information

Product Number KA7630 KA7631

Package 10-SIP-H/S

Operating Temperature 0°C to +125°C

KA7630/KA7631

KA7630/KA7631

DISCLAIMER

FAIRCHILD SEMICONDUCTOR RESERVES THE RIGHT TO MAKE CHANGES WITHOUT FURTHER NOTICE TO ANY PRODUCTS HEREIN TO IMPROVE RELIABILITY, FUNCTION OR DESIGN. FAIRCHILD DOES NOT ASSUME ANY LIABILITY ARISING OUT OF THE APPLICATION OR USE OF ANY PRODUCT OR CIRCUIT DESCRIBED HEREIN NEITHER DOES IT CONVEY ANY LICENSE UNDER ITS PATENT RIGHTS, NOR THE RIGHTS OF OTHERS.

LIFE SUPPORT POLICY

FAIRCHILD’S PRODUCTS ARE NOT AUTHORIZED FOR USE AS CRITICAL COMPONENTS IN LIFE SUPPORT DEVICES OR SYSTEMS WITHOUT THE EXPRESS WRITTEN APPROVAL OF THE PRESIDENT OF FAIRCHILD SEMICONDUCTOR CORPORATION. As used herein:

Life support devices or systems are devices or systems which, a are intended for surgical implant into the body, or b support or sustain life, and c whose failure to perform when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in a significant injury of the user.

A critical component in any component of a life support device or system whose failure to perform can be reasonably expected to cause the failure of the life support device or system, or to affect its safety or effectiveness.
11/12/02 0.0m 001 2002 Fairchild Semiconductor Corporation

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Datasheet ID: KA7631 634129