参数资料
型号: UCC2813-1QDRQ1
厂商: Texas Instruments, Inc.
英文描述: LOW-POWER BICMOS CURRENT-MODE PWM
中文描述: 低功率BiCMOS电流模式PWM
文件页数: 1/13页
文件大小: 404K
代理商: UCC2813-1QDRQ1
SGLS245 MAY 2004
1
POST OFFICE BOX 655303
DALLAS, TEXAS 75265
Qualification in Accordance With
AEC-Q100
Qualified for Automotive Applications
Customer-Specific Configuration Control
Can Be Supported Along With
Major-Change Approval
ESD Protection Exceeds 200 V Using
Machine Model (C = 200 pF, R = 0)
100
μ
A Typical Starting Supply Current
500
μ
A Typical Operating Supply Current
Contact Texas Instruments for details. Q100 qualification data
available on request.
description
Operation to 1 MHz
Internal Soft Start
Internal Fault Soft Start
Internal Leading-Edge Blanking of the
Current Sense Signal
1-A Totem-Pole Output
70 ns Typical Response from
Current-Sense to Gate Drive Output
1.5% Tolerance Voltage Reference
Same Pinout as UC3802, UC3842, and
UC3842A
The UCC2813-0/-1/-2/-3/-4/-5 family of high-speed, low-power integrated circuits contain all of the control and
drive components required for off-line and dc-to-dc fixed frequency current-mode switching power supplies with
minimal parts count.
These devices have the same pin configuration as the UC2842/3/4/5 family and also offer the added features
of internal full-cycle soft start and internal leading-edge blanking of the current-sense input.
The UCC2813-0/-1/-2/-3/-4/-5 family offers choice of maximum duty cycle and critical voltage levels. Lower
reference parts such as the UCC2813-3 and UCC2813-5 fit best into battery operated systems, while the higher
reference and the higher UVLO hysteresis of the UCC2813-2 and UCC2813-4 make these ideal choices for use
in off-line power supplies.
The UCC2813-xQ-Q1 series is specified for the automotive temperature range of 40 C to 125 C and qualified
in accordance with AEC-Q100 stress test qualification for integrated circuits.
PART NUMBER
MAXIMUM DUTY CYCLE
REFERENCE VOLTAGE
TURN-ON THRESHOLD
TURN-OFF THRESHOLD
UCC2813-0
100%
5 V
7.2 V
6.9 V
UCC2813-1
50%
5 V
9.4 V
7.4 V
UCC2813-2
100%
5 V
12.5 V
8.3 V
UCC2813-3
100%
4 V
4.1 V
3.6 V
UCC2813-4
50%
5 V
12.5 V
8.3 V
UCC2813-5
50%
4 V
4.1 V
3.6 V
Copyright
2004 Texas Instruments Incorporated
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Please be aware that an important notice concerning availability, standard warranty, and use in critical applications of
Texas Instruments semiconductor products and disclaimers thereto appears at the end of this data sheet.
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UCC2813-2QDRQ1 制造商:TI 制造商全称:Texas Instruments 功能描述:LOW-POWER BICMOS CURRENT-MODE PWM
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UCC2813-4 制造商:TI 制造商全称:Texas Instruments 功能描述:LOW-POWER BICMOS CURRENT-MODE PWM