参数资料
型号: MAX742EWP+
厂商: Maxim Integrated Products
文件页数: 4/12页
文件大小: 0K
描述: IC REG CTRLR BST INV PWM 20-SOIC
产品培训模块: Lead (SnPb) Finish for COTS
Obsolescence Mitigation Program
标准包装: 36
PWM 型: 电流模式
输出数: 2
频率 - 最大: 200kHz
占空比: 90%
电源电压: 4.2 V ~ 10 V
降压:
升压:
回扫:
反相:
倍增器:
除法器:
Cuk:
隔离:
工作温度: -40°C ~ 85°C
封装/外壳: 20-SOIC(0.295",7.50mm 宽)
包装: 管件
Switch-Mode Regulator with
+5V to ±12V or ±15V Dual Output
__________________________________________Typical Operating Characteristics
(Circuit of Figure 2, V+ = 5V, T A = +25°C, unless otherwise noted.)
UNDERVOLTAGE LOCKOUT HYSTERESIS
CHARGE-PUMP LOAD REGULATION
PDRV CURRENT vs. C EXT-
25
20
±15V MODE,
200kHz MODE
-5.0
-4.5
MEASURED AT POINT A
6
5
PDRV FORCED TO -4V
PUMP DISCONNECTED
4
15
-4.0
V+ = 5V
200kHz
3
10
LOCKOUT
-3.5
2
5
ENABLED
-3.0
V+ = 4.5V
1
100kHz
-2.5
0
1
2
3
4
5
6
0
1
2
3 4
5
6 7
8
9
10
0
1
2
3
4
SUPPLY VOLTAGE (V)
EFFICIENCY vs. LOAD CURRENT,
22W CIRCUIT, ±15V MODE
CHARGE-PUMP LOAD CURRENT (mA)
EFFICIENCY vs. LOAD CURRENT,
6W CIRCUIT, ±15V MODE
CAPACITANCE AT EXT- (nF)
EFFICIENCY vs. LOAD CURRENT,
6W CIRCUIT, ±12V MODE
90
90
100kHz
90
100kHz
100kHz
80
80
200kHz
80
200kHz
200kHz
70
CIRCUIT OF FIGURE 3,
INDUCTORS = GOWANDA 121-AT2502
70
70
60
(MPP CORE),
Q2 = TWO IRF9Z30 IN PARALLEL
60
INDUCTORS = GOWANDA 050-AT1003
60
INDUCTORS = GOWANDA 050-AT1003
50
±15V MODE
50
(MPP CORE)
50
(MPP CORE)
0
±200
±400 ±600
±800 ±1000
0
±50
±100
±150
±200
±250
0
±75
±150
±225
±300
LOAD CURRENT (mA)
PEAK INDUCTOR CURRENT vs.
LOAD CURRENT
LOAD CURRENT (mA)
LOAD CURRENT (mA)
CURRENT-LIMIT THRESHOLD vs.
SOFT-START VOLTAGE
1200
1100
1000
900
800
700
600
500
400
100kHz
200kHz
200
150
100
300
200
100
MEASURED AT LX-,
±15V MODE
50
0
50
100
150
200
0
1
2
3
LOAD CURRENT (mA)
SOFT-START VOLTAGE (V)
4
_______________________________________________________________________________________
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相关代理商/技术参数
参数描述
MAX742EWP/G0F 制造商:Maxim Integrated Products 功能描述:SWITCH-MODE REGULATOR WITH 5V TO ?12 OR ?15V DUAL-OUTPUT - Rail/Tube
MAX742EWP/GH9 功能描述:直流/直流开关调节器 Switch-Mode Regulator with 5V to 12 or r15V Dual-Output RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
MAX742EWP/GH9-T 功能描述:直流/直流开关调节器 RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
MAX742EWP+ 功能描述:直流/直流开关调节器 Switch-Mode Regulator RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5
MAX742EWP+T 功能描述:直流/直流开关调节器 Switch-Mode Regulator RoHS:否 制造商:International Rectifier 最大输入电压:21 V 开关频率:1.5 MHz 输出电压:0.5 V to 0.86 V 输出电流:4 A 输出端数量: 最大工作温度: 安装风格:SMD/SMT 封装 / 箱体:PQFN 4 x 5