参数资料
型号: ISL6742AAZA-T
厂商: Intersil
文件页数: 7/18页
文件大小: 0K
描述: IC REG CTRLR PWM CM/VM 16-QSOP
标准包装: 1
PWM 型: 电流/电压模式
输出数: 4
频率 - 最大: 2MHz
占空比: 100%
电源电压: 9 V ~ 16 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 105°C
封装/外壳: 16-SSOP(0.154",3.90mm 宽)
包装: 剪切带 (CT)
其它名称: ISL6742AAZA-TCT
ISL6742
Electrical Specifications
Recommended operating conditions unless otherwise noted. Refer to “Functional Block Diagram” on page 2,
“Typical Application - Telecom Primary Side Control Half-Bridge Converter with Synchronous Rectification” on
page 3 and “Typical Application - High Voltage Input Secondary Side Control Full-Bridge Converter” on page 4.
9V < VDD < 20V, RTD = 10.0k Ω , CT = 470pF, T A = -40°C to +105°C, Typical values are at T A = +25°C.
Parameters with MIN and/or MAX limits are 100% tested at +25°C, unless otherwise specified. Temperature
limits established by characterization and are not production tested. (Continued)
PARAMETER
CT Valley Voltage
CT Peak Voltage
CT Pk-Pk Voltage
RTD Voltage
TEST CONDITIONS
Static Threshold
Static Threshold
Static Value
MIN
0.75
2.75
1.92
1.97
TYP
0.80
2.80
2.00
2.00
MAX
0.88
2.88
2.05
2.03
UNITS
V
V
V
V
OUTPUT
High Level Output Voltage (VOH)
Low Level Output Voltage (VOL)
Rise Time
Fall Time
UVLO Output Voltage Clamp
Output Delay/Advance Range
OUTAN/OUTBN Relative to OUTA/OUTB
Delay Control Voltage Range
OUTAN/OUTBN Relative to OUTA/OUTB
I OUT = -10mA, VDD - VOH
I OUT = 10mA, VOL - GND
C OUT = 220pF, VDD = 15V (Note 3)
C OUT = 220pF, VDD = 15V (Note 3)
VDD = 7V, I LOAD = 1mA (Note 5)
V ADJ = 2.50V (Note 3)
V ADJ < 2.425V
V ADJ > 2.575V
OUTxN Delayed
OUTx Delayed
-
-
-
-
-
-
-40
40
2.575
0
0.5
0.5
110
90
-
-
-
-
-
-
1.0
1.0
200
150
1.25
3
-300
300
5.000
2.425
V
V
ns
ns
V
ns
ns
ns
V
V
VADJ Delay Time
T A = + 25°C (OUTx Delayed) (Note 6)
VADJ = 0
VADJ = 0.5V
VADJ = 1.0V
VADJ = 1.5V
VADJ = 2.0V
280
92
61
48
41
300
105
70
55
50
320
118
80
65
58
ns
ns
ns
ns
ns
T A = +25°C (OUTxN Delayed)
VADJ = VREF
VADJ = VREF - 0.5V
VADJ = VREF - 1.0V
VADJ = VREF - 1.5V
VADJ = VREF - 2.0V
280
86
59
47
41
300
100
68
55
48
320
114
77
62
55
ns
ns
ns
ns
ns
THERMAL PROTECTION
Thermal Shutdown
Thermal Shutdown Clear
Hysteresis, Internal Protection
(Note 3)
(Note 3)
(Note 3)
130
115
-
140
125
15
150
135
-
°C
°C
°C
NOTES:
3. Limits established by characterization and are not production tested.
4. This is the maximum duty cycle achievable using the specified values of RTD and CT. Larger or smaller maximum duty cycles may be obtained
using other values for these components. See Equations 1 through 3.
5. Adjust VDD below the UVLO stop threshold prior to setting at 7V.
6. When OUTx is delayed relative to OUTLxN (VADJ < 2.425V), the delay duration as set by VADJ should not exceed 90% of the CT discharge time
(deadtime) as determined by CT and RTD.
7
FN9183.2
October 31, 2008
相关PDF资料
PDF描述
ISL6744AABZ IC REG CTRLR PWM VM 8-SOIC
ISL6744AU-T IC REG CTRLR BUCK PWM VM 8-MSOP
ISL6745AAUZ IC REG CTRLR PWM VM 10-MSOP
ISL6745AU-T IC REG CTRLR PWM VM 10-MSOP
ISL6752AAZA-T IC REG CTRLR PWM CM 16-QSOP
相关代理商/技术参数
参数描述
ISL6744AABZ 功能描述:IC REG CTRLR PWM VM 8-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:275kHz 占空比:50% 电源电压:18 V ~ 110 V 降压:无 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:是 工作温度:-40°C ~ 85°C 封装/外壳:8-SOIC(0.154",3.90mm 宽) 包装:带卷 (TR)
ISL6744AABZ-T 功能描述:IC REG CTRLR PWM VM 8-SOIC RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:275kHz 占空比:50% 电源电压:18 V ~ 110 V 降压:无 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:是 工作温度:-40°C ~ 85°C 封装/外壳:8-SOIC(0.154",3.90mm 宽) 包装:带卷 (TR)
ISL6744AAUZ 功能描述:IC REG CTRLR PWM VM 8-MSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:275kHz 占空比:50% 电源电压:18 V ~ 110 V 降压:无 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:是 工作温度:-40°C ~ 85°C 封装/外壳:8-SOIC(0.154",3.90mm 宽) 包装:带卷 (TR)
ISL6744AAUZ-T 功能描述:IC REG CTRLR PWM VM 8-MSOP RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - DC DC 切换控制器 系列:- 产品培训模块:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 标准包装:2,500 系列:- PWM 型:电流模式 输出数:1 频率 - 最大:275kHz 占空比:50% 电源电压:18 V ~ 110 V 降压:无 升压:无 回扫:无 反相:无 倍增器:无 除法器:无 Cuk:无 隔离:是 工作温度:-40°C ~ 85°C 封装/外壳:8-SOIC(0.154",3.90mm 宽) 包装:带卷 (TR)
ISL6744AB 功能描述:电压模式 PWM 控制器 Intermediate Bus RoHS:否 制造商:Texas Instruments 输出端数量:1 拓扑结构:Buck 输出电压:34 V 输出电流: 开关频率: 工作电源电压:4.5 V to 5.5 V 电源电流:600 uA 最大工作温度:+ 125 C 最小工作温度:- 40 C 封装 / 箱体:WSON-8 封装:Reel