参数资料
型号: TL497AINE4
厂商: Texas Instruments
文件页数: 2/20页
文件大小: 0K
描述: IC REG BUCK BOOST INV ADJ 14DIP
标准包装: 25
类型: 降压(降压),升压(升压),反相
输出类型: 可调式
输出数: 1
输出电压: -25 V ~ 30 V
输入电压: 4.5 V ~ 12 V
电流 - 输出: 500mA
同步整流器:
工作温度: -40°C ~ 85°C
安装类型: 通孔
封装/外壳: 14-DIP(0.300",7.62mm)
包装: 管件
供应商设备封装: 14-PDIP
TL497A
500 mA PEAK STEP UP, STEP DOWN, INVERTING SWITCHING VOLTAGE REGULATOR
SLVS009F ? JUNE 1976 ? REVISED FEBRUARY 2005
AVAILABLE OPTIONS
TA
PACKAGED DEVICES
SHRINK
SMALL-OUTLINE PLASTIC DIP
SMALL-OUTLINE
(D) (N)
(PW)
CHIP
FORM
(Y)
0 ° C to 70 ° C
?40 ° C to 85 ° C
TL497ACD
TL497AID
TL497ACN
TL497AIN
TL497ACPW
TL497AY
The D and PW packages are only taped and reeled. Add the suffix R to the device type (e.g.,
TL497ACPWR). Chip forms are tested at 25 ° C.
functional block diagram
BASE?
BASE DRIVE?
11
12
CUR LIM SENS
FREQ CONTROL
INHIBIT
13
3
2
Current
Limit
Sense
Oscillator
COMP INPUT
1
10
COL OUT
SUBSTRATE
CATHODE
4
6
1.2-V
Reference
8
7
EMIT OUT
ANODE
? BASE and BASE DRIVE are used for device testing only. They normally are not used in circuit applications of the device.
2
POST OFFICE BOX 655303
? DALLAS, TEXAS 75265
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