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参数资料
| 型号： | ISL9305IRTHWCLBZ-T |
| 厂商： | Intersil |
| 文件页数： | 6/17页 |
| 文件大小： | 661K |
| 描述： | IC REG QD BUCK/LINEAR 16TQFN |
| 产品培训模块： | Patient Monitoring and Diagnostic Equipment Solutions |
| 标准包装： | 6,000 |
| 拓扑： | 降压（降压）（2），线性（LDO）（2） |
| 功能： | 任何功能 |
| 输出数： | 4 |
| 频率 - 开关： | 3MHz |
| 电压/电流 - 输出 1： | 0.8 V ~ 5.5 V，800mA |
| 电压/电流 - 输出 2： | 0.8 V ~ 5.5 V，800mA |
| 电压/电流 - 输出 3： | 0.9 V ~ 3.3 V，350mA |
| 带 LED 驱动器： | 无 |
| 带监控器： | 无 |
| 带序列发生器： | 无 |
| 电源电压： | 1.5 V ~ 5.5 V |
| 工作温度： | -40°C ~ 85°C |
| 安装类型： | 表面贴装 |
| 封装/外壳： | 16-WQFN 裸露焊盘 |
| 供应商设备封装： | 16-TQFN-EP（4x4） |
| 包装： | 带卷 (TR) |
ISL9305H
6
FN7724.1
October 5, 2011
Line Regulation
V
IN
= V
O
+ 0.5V to 5.5V (minimal 2.5V)
- 0.1 - %/V
Maximum Output Current
1500 - - mA
P-Channel MOSFET ON-resistance
V
IN
= 3.6V, I
O
= 200mA
- 0.14 0.20 &
V
IN
= 2.3V, I
O
= 200mA
- 0.24 0.40 &
N-Channel MOSFET ON-resistance
V
IN
= 3.6V, I
O
= 200mA
- 0.11 0.20 &
V
IN
= 2.3V, I
O
= 200mA
0.18 0.34 &
P-Channel MOSFET Peak Current Limit I
PK
2.1 2.5 2.75 A
SW Maximum Duty Cycle
- 100 - %
SW Leakage Current
V
IN
= 5.5V
- 0.005 1 礎
PWM Switching Frequency
f
S
2.6 3.0 3.4 MHz
SW Minimum ON-time
V
FB
= 0.75V
- 70 - ns
Bleeding Resistor
- 115 - &
PG
Output Low Voltage
Sinking 1mA, FB1 = FB2 = 0.7V
- - 0.25 V
Rising Delay Time
Based on 1ms programmed nominal delay time
0.6 1.1 1.8 ms
Falling Delay Time
Based on 1ms programmed nominal delay time
- 30 - 祍
PG Pin Leakage Current
PG = VINDCD1 = VINDCD2 = 3.6V
- 0.005 0.1 礎
PG Low Rising Threshold
Percentage of nominal regulation voltage
- 91 - %
PG Low Falling Threshold
Percentage of nominal regulation voltage
- 87 - %
PG High Rising Threshold
Percentage of nominal regulation voltage
- 112 - %
PG High Falling Threshold
Percentage of nominal regulation voltage
- 109 - %
LDO1 AND LDO2
VINLDO1, VINLDO2 Supply Voltage
No higher than VINDCD1
1.5 - 5.5 V
VINLDO1, VINLDO2 Undervoltage
Lockout Threshold
V
UVLO
Rising
- 1.41 1.46 V
Falling
1.33 1.37 - V
Internal Peak Current Limit
350 425 540 mA
Dropout Voltage
I
O
= 300mA, V
O
d 2.1V
- 120 250 mV
I
O
= 300mA, 2.1V < V
O
d 2.8V
- 100 200 mV
I
O
= 300mA, V
O
> 2.8V
- 80 170 mV
Power Supply Rejection Ratio
I
O
= 300mA @ 1kHz, V
IN
= 3.6V, V
O
= 2.6V, T
A
=+25癈 - 55 - dB
Output Voltage Noise
V
IN
= 4.2V, I
O
= 10mA, T
A
=+25癈, BW = 10Hz to 100kHz - 45 - 礦
RMS
NOTE:
6. Parameters with MIN and/or MAX limits are 100% tested at +25癈, unless otherwise specified. Temperature limits established by characterization
and are not production tested.
Electrical Specifications Unless otherwise noted, all parameter limits are guaranteed over the recommended operating conditions
and the typical specifications are measured at the following conditions: T
A
= +25癈, VINDCD1 = 3.6V, VINDCD2 = 3.3V. For LDO1 and LDO2,
VINLDOx= VOLDOx + 0.5V to 5.5V with VINLDOx always no higher than VINDCD1, L1=L2 = 1.5礖, C1 = 10礔, C4 = C5 = 10礔, C2 = C3 = C6 = C7 =
1礔, I
OUT
=0A for DCD1, DCD2, LDO1 and LDO2 (see TYPICAL APPLICATION DIAGRAM on page1 for more details). Boldface limits apply over the
operating temperature range, -40癈 to +85癈. (Continued)
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
(Note 6) TYP
MAX
(Note 6) UNIT
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| ISL9305IRTHWCNLZ-T | 功能描述:电流型 PWM 控制器 DL DC/DC & DLLDO /1 8/1 2/3 TQFN L16 RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| ISL9305IRTHWCNYZ-T | 功能描述:电流型 PWM 控制器 DL DC/DC & DLLDO /1 8/1 2/3 TQFN L16 RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| ISL9305IRTHWCNYZ-T7A | 制造商:Intersil Corporation 功能描述:DUAL DC/DC & DUAL LDO W/ I2C,1.2/1.8/3.3/0.9 ,16LD 4X4TQFN,1 - Tape and Reel 制造商:Intersil Corporation 功能描述:IC REG QD BUCK/LINEAR 16TQFN 制造商:Intersil 功能描述:3Mhz Dual Buck LDO w/ I2C IC |
| ISL9305IRTHWLNCZ-T | 功能描述:电流型 PWM 控制器 DL DC/DC & DLLDO /1 8/1 2/3 TQFN L16 RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
| ISL9305IRTWBNLZ-T | 功能描述:电流型 PWM 控制器 DL DC/DC & DLLDO /1 8/1 2/3 TQFN L16 RoHS:否 制造商:Texas Instruments 开关频率:27 KHz 上升时间: 下降时间: 工作电源电压:6 V to 15 V 工作电源电流:1.5 mA 输出端数量:1 最大工作温度:+ 105 C 安装风格:SMD/SMT 封装 / 箱体:TSSOP-14 |
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