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參數(shù)資料
| 型號(hào)： | SiP2802 |
| 廠商： | Vishay Intertechnology,Inc. |
| 英文描述： | Low Power Consumption Current Mode Controller |
| 中文描述： | 低功耗電流模式控制器 |
| 文件頁(yè)數(shù)： | 3/8頁(yè) |
| 文件大?。?/td> | 93K |
| 代理商： | SIP2802 |
SiP2800/01/02/03/04/05
Vishay Siliconix
New Product
Document Number: 72660
S-41623—Rev.C, 30-Aug-04
www.vishay.com
3
SPECIFICATIONS
Limits
Test Conditions Unless Specified
C
REF
= 0.1
m
F, --40
_
C < T
A
< 85
_
C
Parameter
Unit
Max
a
Typ
b
Min
a
V
CC
= 10 V, R
T
= 100 k
, C
T
= 330 pF
Symbol
PWM and Overcurrent Comparator
COMP to CS Offset
CS = 0 V
0.45
0.90
1.35
V
CS Pin Blanking Time
50
100
150
ns
Overcurrent Comparator Fault
Threshold
1.47
1.73
Output
I = 20 mA
All Parts
0.1
0.40
V
OL
I = 200 mA
I = 50 mA, V
CC
= 5 V
I = 20 mA, V
CC
= 0 V
I = --20 mA
I = --200 mA
I = --50 mA, V
CC
= 5 V
0.35
0.15
0.70
0.15
1.00
0.40
41
44
0.90
0.40
1.20
0.40
1.90
0.90
70
75
SiP2803/5
All Parts
Output Voltage
V
All Parts
V
-- V
CC
OH
SiP2803/5
Rise Time
Fall Time
tr
t
f
CL= 1 nF
ns
Undervoltage Lockout
SiP2800
6.6
7.2
7.8
Start Threshold
d
V
START
SiP2801
SiP2802/4
SiP2803/5
SiP2800
SiP2801
SiP2802/4
SiP2803/5
SiP2800
SiP2801
SiP2802/4
SiP2803/5
8.6
11.5
3.7
6.3
6.8
7.6
3.2
0.05
1.5
3.0
0.2
9.4
12.5
4.1
6.9
7.4
8.3
3.6
0.30
2.0
4.2
0.5
10.2
13.5
4.5
7.5
8.0
9.0
4.0
0.48
2.4
5.1
0.8
Stop Threshold
d
V
STOP
V
Start to Stop Hysteresis
V
HYS
Soft-Start
COMP Rise Time
τ
SS
FB = 1.8 V, Rise from 0.5 V to V
REF
--1 V
4
10
ms
Overall
Start-up Current
I
START
I
CC
V
Z
Vcc < Start Threshold
0.1
0.2
mA
Operating Supply Current
Vcc Internal Zener Voltage
d
Vcc Internal Zener Voltage Minus
Start Threshold Voltage
d
FB = 0 V, CS = 0 V
I
CC
= 10 mA
0.5
13.5
1.0
15.0
12.0
V
Z
--V
START
SiP2802/04
0.5
1.0
V
Notes
a.
b.
c.
d.
The algebraic convention whereby the most negative value is a minimum and the most positive a maximum (--40
_
to 85
_
C).
Typical values are for DESIGN AID ONLY, not guaranteed nor subject to production testing and are measured at V
CC
= 12 V unless otherwise noted.
Gain is defined by A=
V
/
V
0 V
≤
V
CS
≤
0.8 V.
Start, Stop, and Zener voltages track each other.
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| SIP2802DQ-T1 | 功能描述:電流型 PWM 控制器 100% MDC, 5V High-Speed/Low-Power RoHS:否 制造商:Texas Instruments 開(kāi)關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| SIP2802DQ-T1-E3 | 功能描述:電流型 PWM 控制器 100% MDC, 5V High-Speed/Low-Power RoHS:否 制造商:Texas Instruments 開(kāi)關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| SIP2802DY-T1 | 功能描述:電流型 PWM 控制器 100% MDC, 5V High-Speed/Low-Power RoHS:否 制造商:Texas Instruments 開(kāi)關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| SIP2802DY-T1-E3 | 功能描述:電流型 PWM 控制器 CONSUMPTION CURRENT MODE CONTRL. RoHS:否 制造商:Texas Instruments 開(kāi)關(guān)頻率:27 KHz 上升時(shí)間: 下降時(shí)間: 工作電源電壓:6 V to 15 V 工作電源電流:1.5 mA 輸出端數(shù)量:1 最大工作溫度:+ 105 C 安裝風(fēng)格:SMD/SMT 封裝 / 箱體:TSSOP-14 |
| SIP2803 | 制造商:VISHAY 制造商全稱:Vishay Siliconix 功能描述:Low Power Consumption Current Mode Controller |
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