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器件3D模型￥ 4.409
UCC38050P 数据手册 - TI（德州仪器）
制造商:
TI（德州仪器）
分类:
电源管理
封装:
DIP-8
描述:
TEXAS INSTRUMENTS UCC38050P 芯片, PFC控制器
Pictures:
3D模型
符号图
焊盘图
引脚图
产品图
页面导航:
引脚图在P3Hot
典型应用电路图在P16P17
原理图在P11P14
封装尺寸在P25P27P28
标记信息在P25P26
封装信息在P24P25P26P27P28
技术参数、封装参数在P4
应用领域在P1P32
电气规格在P5P6P13
导航目录
UCC38050P数据手册
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UCC28050
,
UCC28051
,
UCC38050
,
UCC38051
www.ti.com
SLUS515G –SEPTEMBER 2002–REVISED DECEMBER 2015
6.5 Electrical Characteristics
T
A
= 0°C to 70°C for the UCC3805x, –40°C to +105°C for the UCC2805x, T
A
= T
J
, V
CC
= 12 V.
PARAMETER TEST CONDITIONS MIN TYP MAX UNIT
SUPPLY
V
CC
operating voltage 18 V
Shunt voltage I
VCC
= 25 mA 18 19 20 V
Supply current, off V
CC
= V
CC
turnon threshold –300 mV 75 125 µA
Supply current, disabled VO_SNS = 0.5 V 2 4 mA
Supply current, on 75 kHz, C
L
= 0 nF 4 6 mA
Supply current, dynamic operating 75 kHz, C
L
= 1 nF 5 7 mA
UVLO
UCCx8050 15.4 15.8 16.4
V
CC
turnon threshold V
UCCx8051 12 12.5 13
V
CC
turnoff threshold 9.4 9.7 10 V
UCCx8050 5.8 6.3 6.8
UVLO hysteresis V
UCCx8051 2.3 2.8 3.3
VOLTAGE AMPLIFIER (VO_SNS)
UCC3805x 2.46 2.5 2.54
Input voltage (V
REF
) V
UCC2805x 2.45 2.5 2.55
Input bias current 0.5 µA
V
COMP
high VO_SNS = 2.1 V 4.5 5.5 V
V
COMP
low VO_SNS = 2.55 V 1.8 2.45 V
gM T
J
= 25 °C, V
COMP
= 3.5 V 60 90 130 µS
UCCx8050 VO_SNS = 2.1 V, V
COMP
= 3.5 V –0.2 –0.1 mA
Source current
UCCx8051 VO_SNS = 2.1 V, V
COMP
= 2.5 V –200 –300 –400 µA
Sink current VO_SNS = 2.7 V, V
COMP
= 3.5 V 0.2 1 mA
OVER VOLTAGE PROTECTION / ENABLE
UCCx8050 VREF + 0.165 VREF + 0.19 VREF + 0.21
Overvoltage reference V
UCCx8051 VREF + 0.15 VREF + 0.18 VREF + 0.21
UCCx8050 175 200 225
Hysteresis mV
UCCx8051 150 180 210
UCCx8050 0.62 0.67 0.72
Enable threshold V
UCCx8051 0.18 0.23 0.28
Enable hysteresis 0.05 0.1 0.2 V
MULTIPLIER
Multiplier gain constant (k) V
MULTIN
= 0.5 V, COMP = 3.5 V 0.43 0.65 0.87 1/V
Dynamic input range, V
MULTIN
INPUT 0 to 2.5 0 to 3.5 V
Dynamic input range, COMP INPUT 2.5 to 3.8 2.5 to 4 V
Input bias current, MULTIN 0.1 1 µA
ZERO POWER
Zero power comparator threshold
(1)
Measured on V
COMP
2.1 2.3 2.5 V
(1) Ensured by design. Not production tested.
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