参数资料
型号: ISL8112EVAL1Z
厂商: Intersil
文件页数: 5/27页
文件大小: 0K
描述: EVALUATION BOARD FOR ISL8112
标准包装: 1
主要目的: DC/DC,步降
输出及类型: 2,非隔离
输出电压: 0.7 ~ 5.5 V
电流 - 输出: 200mA
输入电压: 5.5 ~ 25 V
稳压器拓扑结构: 降压
频率 - 开关: 可调式
板类型: 完全填充
已供物品:
已用 IC / 零件: ISL8112
ISL8112
Electrical Specifications
Circuit of Figure 17, and Figure 18, no load on LDO, VSEN1, VSEN2, VREF2, and VREF1, VIN = 12V,
EN2 = EN1 = VCC, VBYP = 5V, PVCC = 5V, VEN_LDO = 5V, T A = -40°C to +100°C, unless otherwise noted.
Typical values are at T A = +25°C. (Continued)
MIN
MAX
PARAMETER
LDO 5V Bootstrap Switch Threshold to BYP
CONDITIONS
Rising edge at BYP regulation point
(Note 3)
4.53
TYP
4.68
(Note 3)
4.83
UNITS
V
LDOREF = GND
LDO 3.3V Bootstrap Switch Threshold to BYP Rising edge at BYP regulation point
3.0
3.1
3.2
V
LDOREF = VCC
LDO 5V Bootstrap Switch Equivalent
LDO to BYP, BYP = 5V, LDOREF > (VCC-1V) (Note 4)
0.7
1.5
Ω
Resistance
LDO 3.3V Bootstrap Switch Equivalent
LDO to BYP, BYP = 3.3V, LDOREF < 0.3V (Note 4)
1.5
3.0
Ω
Resistance
VREF2 Output Voltage
VREF2 Load Regulation
VREF2 Current Limit
VREF1 Output Voltage
No external load, VCC > 4.5V
No external load, VCC < 4.0V
0 < ILOAD < 5mA
VREF2 = GND
No external load
3.235
3.220
1.980
3.300
3.300
10
10
2.000
3.365
3.380
17
2.020
V
V
mV
mA
V
VREF1 Load Regulation
VREF1 Sink Current
0 < ILOAD < 50μA
VREF1 in regulation
10
10
mV
μA
V IN Operating Supply Current
Both SMPSs on, FB1 = MODE = GND,
OUT2REF = VCC
25
50
μA
VSEN1 = BYP = 5.3V, VSEN2 = 3.5V
V IN Standby Supply Current
V IN Shutdown Supply Current
Quiescent Power Consumption
V IN = 5.5V to 25V, both SMPSs off, EN_LDO = VCC
V IN = 4.5V to 25V, EN1=EN2=EN_LDO=0V
Both SMPSs on, FB1 = MODE = GND,
180
20
5
250
30
7
μA
μA
mW
OUT2REF = VCC,
VSEN1 = BYP = 5.3V, VSEN2 = 3.5V
FAULT DETECTION
Overvoltage Trip Threshold
Overvoltage Fault Propagation Delay
PGOOD_ Threshold
FB1 with respect to nominal regulation point
OUT2REF with respect to nominal regulation point
FB1 or OUT2REF delay with 50mV overdrive
FB1 or OUT2REF with respect to nominal output, falling
+8
+12
-12
+11
+16
10
-9
+14
+20
-6
%
%
μs
%
edge, typical hysteresis = 1%
PGOOD_ Propagation Delay
PGOOD_ Output Low Voltage
PGOOD_ Leakage Current
Thermal-Shutdown Threshold
Falling edge, 50mV overdrive
ISINK = 4mA
High state, forced to 5.5V
10
+150
0.2
1
μs
V
μA
°C
Output Undervoltage Shutdown Threshold
Output Undervoltage Shutdown Blanking
FB1 or OUT2REF with respect to nominal output voltage
From EN_ signal
65
10
70
20
75
30
%
ms
Time
INPUTS AND OUTPUTS
FB1 Input Voltage
Low level
High level
VCC-1.0
0.3
V
V
OUT2REF Input Voltage
VSEN2 Dynamic Range, VSEN2= V OUT2REF
Fixed VSEN2 = 1.05V
0.5
3.0
2.50
VCC-
V
V
1.1
5
Fixed VSEN2 = 3.3V
VCC-1.0
V
FN6396.1
August 10, 2010
相关PDF资料
PDF描述
ISL8206MEVAL1Z EVAL BOARD 1 FOR ISL8206
ISL83202IPZ IC FET DRIVER H-BRIDGE 1A 16-DIP
ISL83204AIPZ IC FET DVR 60V/2.5A HF 20-PDIP
ISL85001EVAL1Z EVALUATION BOARD FOR ISL85001
ISL8501EVAL1Z EVALUATION BOARD FOR ISL8501
相关代理商/技术参数
参数描述
ISL8112IRZ 功能描述:IC REG DL BCK/LINEAR SYNC 32-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 线性 + 切换式 系列:- 标准包装:2,500 系列:- 拓扑:降压(降压)同步(3),线性(LDO)(2) 功能:任何功能 输出数:5 频率 - 开关:300kHz 电压/电流 - 输出 1:控制器 电压/电流 - 输出 2:控制器 电压/电流 - 输出 3:控制器 带 LED 驱动器:无 带监控器:无 带序列发生器:是 电源电压:5.6 V ~ 24 V 工作温度:-40°C ~ 85°C 安装类型:* 封装/外壳:* 供应商设备封装:* 包装:*
ISL8112IRZ-T 功能描述:IC REG DL BCK/LINEAR SYNC 32-QFN RoHS:是 类别:集成电路 (IC) >> PMIC - 稳压器 - 线性 + 切换式 系列:- 标准包装:2,500 系列:- 拓扑:降压(降压)同步(3),线性(LDO)(2) 功能:任何功能 输出数:5 频率 - 开关:300kHz 电压/电流 - 输出 1:控制器 电压/电流 - 输出 2:控制器 电压/电流 - 输出 3:控制器 带 LED 驱动器:无 带监控器:无 带序列发生器:是 电源电压:5.6 V ~ 24 V 工作温度:-40°C ~ 85°C 安装类型:* 封装/外壳:* 供应商设备封装:* 包装:*
ISL8115 制造商:INTERSIL 制造商全称:Intersil Corporation 功能描述:High Voltage Synchronous Buck PWM Controller with Integrated Gate Driver and Current Sharing Capability
ISL8115EVAL1Z 制造商:INTERSIL 制造商全称:Intersil Corporation 功能描述:High Voltage Synchronous Buck PWM Controller with Integrated Gate Driver and Current Sharing Capability
ISL8115EVAL2Z 制造商:INTERSIL 制造商全称:Intersil Corporation 功能描述:High Voltage Synchronous Buck PWM Controller with Integrated Gate Driver and Current Sharing Capability