Position: Home  > All Categories> Integrated Circuits (ICs) > KA7905

KA7905

Linear Regulators - Standard REGULATOR, -5V, 1.0 A, 4%

product image

KA7905 Picture
See larger image
SeekIC No. : 00505805 Detail

KA7905: Linear Regulators - Standard REGULATOR, -5V, 1.0 A, 4%

KA7905 Data Sheet

floor Price/Ceiling Price

Get Latest Price
Part Number:
KA7905
Mfg:
Fairchild Semiconductor
Supply Ability:
5000

Price Break

  • Qty
  • 1~5000
  • Unit Price
  • Negotiable
  • Processing time
  • 15 Days
Total Cost: $ 0.00

SeekIC Buyer Protection PLUS - newly updated for 2013!

  • Escrow Protection.
  • Guaranteed refunds.
  • Secure payments.
  • Learn more >>

Month Sales

268 Transactions

Rating

evaluate  (4.8 stars)

Upload time: 2025/12/5

add to my favourite

Payment Methods

All payment methods are secure and covered by SeekIC Buyer Protection PLUS.

Notice: When you place an order, your payment is made to SeekIC and not to your seller. SeekIC only pays the seller after confirming you have received your order. We will also never share your payment details with your seller.
Product Details

Quick Details

Output Type : Fixed Polarity : Negative
Output Voltage : - 5 V Output Current : 1 A
Load Regulation : 100 mV Input Voltage MAX : - 35 V
Line Regulation : 100 mV Maximum Operating Temperature : + 125 C
Mounting Style : Through Hole Package / Case : TO-220    

Description

Output Type : Fixed
Output Current : 1 A
Maximum Operating Temperature : + 125 C
Mounting Style : Through Hole
Package / Case : TO-220
Load Regulation : 100 mV
Line Regulation : 100 mV
Polarity : Negative
Input Voltage MAX : - 35 V
Output Voltage : - 5 V


Features:

• Output Current in Excess of 1A
• Output Voltages of-5, -6, -8, -9, -10, -12, -15, -18 , -24V
• Internal Thermal Overload Protection
• Short Circuit Protection
• Output Transistor Safe Operating area Compensation

• Output Current in Excess of 1A
• Output Voltages of-5, -6, -8, -9, -10, -12, -15, -18 , -24V
• Internal Thermal Overload Protection
• Short Circuit Protection
• Output Transistor Safe Operating area Compensation

• Output Current in Excess of 1A
• Output Voltages of-5, -6, -8, -9, -10, -12, -15, -18 , -24V
• Internal Thermal Overload Protection
• Short Circuit Protection
• Output Transistor Safe Operating area Compensation




Specifications

Parameter
Symbol
Value
Unit
Input Voltage
VI
-35
V
Thermal Resistance Junction-Cases Junction-Air
RJC
RJA
5
65
/ W
Operating Temperature Range
TOPR
0 ~ +125
Storage Temperature Range
TSTG
- 65 ~ +150




Product Product status Eco Status Pricing* Package type Leads Packing method Package Drawing Package Marking Convention**
KA7905TU Full Production RoHS Compliant $0.396 TO-220 3 RAIL T03B Line 1: $Y (Fairchild logo)
Line 2: &3&K Line 3: KA7905
* Fairchild 1,000 piece Budgetary Pricing
** A sample button will appear if the part is available through Fairchild's on-line samples program. If there is no sample button, please contact a Fairchild distributor to obtain samples

Package marking information for product KA7905 is available. Click here for more information .


Parameter
Symbol
Value
Unit
Input Voltage
VI
-35
V
Thermal Resistance Junction-Cases Junction-Air
RJC
RJA
5
65
/ W
Operating Temperature Range
TOPR
0 ~ +125
Storage Temperature Range
TSTG
- 65 ~ +150




Product Product status Eco Status Pricing* Package type Leads Packing method Package Drawing Package Marking Convention**
KA7905TU Full Production RoHS Compliant $0.396 TO-220 3 RAIL T03B Line 1: $Y (Fairchild logo)
Line 2: &3&K Line 3: KA7905
* Fairchild 1,000 piece Budgetary Pricing
** A sample button will appear if the part is available through Fairchild's on-line samples program. If there is no sample button, please contact a Fairchild distributor to obtain samples

Package marking information for product KA7905 is available. Click here for more information .


Parameter
Symbol
Value
Unit
Input Voltage
VI
-35
V
Thermal Resistance Junction-Cases Junction-Air
RJC
RJA
5
65
/ W
Operating Temperature Range
TOPR
0 ~ +125
Storage Temperature Range
TSTG
- 65 ~ +150





Description

The KA79XX/KA79XXA series of three-terminal negative regulatorsare available in TO-220 package and with several fixed outputvoltages, making them useful in a wide range of applications.Each type employs internal current limiting, thermalshutdown and safe operating area protection, making itessentially indestructible.



The KA7905 is designed as one kind of 3-terminal 1A negative voltage regulator that is available in TO-220 package and with several fixed output voltages, making them useful in a wide range of applications. Features of the KA7905 are:(1)output current in excess of 1A; (2)output voltages of -5, -6, -8, -9, -10, -12, -15, -18 , -24V; (3)internal thermal overload protection; (4)short circuit protection; (5)output transistor safe operating area compensation.

The absolute maximum ratings of the KA7905 can be summarized as:(1)Input Voltage: -35 V;(2)Thermal Resistance Junction-Case: 5 °C/W;(3)Thermal Resistance Junction-Air: 65 °C/W;(4)Operating Temperature Range: 0 to +125 °C;(5)Storage Temperature Range: -65 to +150 °C.

The electrical characteristics of the KA7905 can be summarized as:(1)Output Voltage: 3 to 6 mA;(2)Temperature Coefficient of VD: -0.4 mV/°C;(3)Output Noise Voltage: 40 V;(4)Ripple Rejection: 54 to 60 dB;(5)Dropout Voltage: 2 V;(6)Short Circuit Current: 300 mA;(7)Peak Current: 2.2 A. If you want to know more information such as the electrical characteristics about the KA7905, please download the datasheet in www.seekic.com or www.chinaicmart.com .



The KA7905 is designed as one kind of 3-terminal 1A negative voltage regulator that is available in TO-220 package and with several fixed output voltages, making them useful in a wide range of applications. Features of the KA7905 are:(1)output current in excess of 1A; (2)output voltages of -5, -6, -8, -9, -10, -12, -15, -18 , -24V; (3)internal thermal overload protection; (4)short circuit protection; (5)output transistor safe operating area compensation.

The absolute maximum ratings of the KA7905 can be summarized as:(1)Input Voltage: -35 V;(2)Thermal Resistance Junction-Case: 5 °C/W;(3)Thermal Resistance Junction-Air: 65 °C/W;(4)Operating Temperature Range: 0 to +125 °C;(5)Storage Temperature Range: -65 to +150 °C.

The electrical characteristics of the KA7905 can be summarized as:(1)Output Voltage: 3 to 6 mA;(2)Temperature Coefficient of VD: -0.4 mV/°C;(3)Output Noise Voltage: 40 V;(4)Ripple Rejection: 54 to 60 dB;(5)Dropout Voltage: 2 V;(6)Short Circuit Current: 300 mA;(7)Peak Current: 2.2 A. If you want to know more information such as the electrical characteristics about the KA7905, please download the datasheet in www.seekic.com or www.chinaicmart.com .



The KA79XX/KA79XXA series of three-terminal negative regulatorsare available in TO-220 package and with several fixed outputvoltages, making them useful in a wide range of applications.Each type employs internal current limiting, thermalshutdown and safe operating area protection, making itessentially indestructible.






Parameters:

Technical/Catalog InformationKA7905
VendorFairchild Semiconductor
CategoryIntegrated Circuits (ICs)
Regulator TypeSingle Output
Package / CaseTO-220
PackagingBulk
Regulator TopologyNegative Fixed
Current - Output1A
Voltage - Output-5V
Operating Temperature0°C ~ 125°C
Voltage - Input-7 ~ -25 V
Number of Regulators1
Current - Limit (Min)2.2A
Current Short Circuit (Isc)300mA
Lead Free StatusLead Free
RoHS StatusRoHS Compliant
Other Names KA7905
KA7905



Customers Who Bought This Item Also Bought

Margin,quality,low-cost products with low minimum orders. Secure your online payments with SeekIC Buyer Protection.
You may also be interested in :
Crystals and Oscillators
WT325BI0030.000000
2SB49
Computers, Office - Components, Accessories
DS-4008HCI
LB104V03(A1)
Power Supplies - Board Mount
HC-06
PM150RSA060-S81AH0G
Optical Inspection Equipment
AA924
A21K4B
Relays
WIMA MKP4 0.22UF 630V
WIMA MKP4 4.7UF 630VDC
Kits
IT243
UVSC-110-4E1
View more