參數(shù)資料
型號(hào): ISL6550B
廠商: Intersil Corporation
元件分類: 基準(zhǔn)電壓源/電流源
英文描述: 500-mA Peak Step-Up, Step-Down, Inverting Switching Voltage Regulator 14-SOIC -40 to 85
中文描述: 薩姆監(jiān)督員和監(jiān)測
文件頁數(shù): 3/11頁
文件大?。?/td> 287K
代理商: ISL6550B
3
FN9036.4
January 18, 2005
Block Diagram
+
-
11
12
13
14
15
16
17
18
20
19
10
9
8
7
6
5
4
3
2
1
VCC
VOPP
VOPM
VOPOUT
VREF5
GND
OVUVTH
BDAC
DACHI
DACLO
UVDLY
PGOOD
START
PEN
OVUVSEN
VID0
VID1
VID2
VID3
VID4
THRESHOLD
PROGRAM
5V REF
BUFFERED
OPAMP
UVDELAY
R1
R2
R3
R4
R5
UVLOCKOUT
(POR)
5V
10
μ
A TO 5V
10
μ
A TO 5V
(EACH VID PIN)
OV
UV
PEN: H = ENABLE; L = DISABLE
POR: H = VDD TOO LOW; L = VDD OK
OV: H = OVERVOLTAGE; L = OK
UV: H = UNDERVOLTAGE; L = OK
UVD: H = UV DELAY TIMED OUT;
L = NO TIME-OUT
FAULT
LATCH
R
S
Q
NOTE: S input dominates Q
POR
OV
UV
UVD
PEN
PEN
POR
Q
Q: H = FAULT;
L = NO FAULT
PEN
POR
Q
UV
A
NOTE: UV/OV
Hysteresis = 10%
FAULT
LATCH
R
S
Q
NOTE: S input dominates Q
POR
PEN
OV
UV
UVD
PEN
PEN
POR
Q
Q: H = FAULT;
L = NO FAULT
POR
OV
UV
C
NOTE: UV/OV
Hysteresis = 10%
LOGIC BLOCK
SEE OPTIONS A, C BELOW
UV/OV HYST:
SEE NOTE
BELOW
ST
PG
ST
PG
C1
(OPT)
R
ST
R
PG
5-BIT
DAC
DAC _BUFFER
ST
PG
NOTE: Pin numbers shown are for the 20 lead SOIC package. Please check PINOUT diagrams for QFN pin numbers.
ISL6550A, ISL6550C
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ISL6551ABZ-T 功能描述:IC REG CTRLR FLYBACK PWM 28-SOIC RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 切換控制器 系列:- 產(chǎn)品培訓(xùn)模塊:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 標(biāo)準(zhǔn)包裝:2,500 系列:- PWM 型:電流模式 輸出數(shù):1 頻率 - 最大:275kHz 占空比:50% 電源電壓:18 V ~ 110 V 降壓:無 升壓:無 回掃:無 反相:無 倍增器:無 除法器:無 Cuk:無 隔離:是 工作溫度:-40°C ~ 85°C 封裝/外殼:8-SOIC(0.154",3.90mm 寬) 包裝:帶卷 (TR)