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參數(shù)資料
| 型號(hào)： | ISL9305IRTWLNCZ-T |
| 廠商： | Intersil |
| 文件頁數(shù)： | 5/17頁 |
| 文件大?。?/td> | 771K |
| 描述： | IC REG QD BUCK/LINEAR 16TQFN |
| 產(chǎn)品培訓(xùn)模塊： | Patient Monitoring and Diagnostic Equipment Solutions |
| 標(biāo)準(zhǔn)包裝： | 6,000 |
| 拓?fù)洌?/td> | 降壓（降壓）（2），線性（LDO）（2） |
| 功能： | 任何功能 |
| 輸出數(shù)： | 4 |
| 頻率 - 開關(guān)： | 3MHz |
| 電壓/電流 - 輸出 1： | 0.8 V ~ 5.5 V，800mA |
| 電壓/電流 - 輸出 2： | 0.8 V ~ 5.5 V，800mA |
| 電壓/電流 - 輸出 3： | 0.9 V ~ 3.3 V，350mA |
| 帶 LED 驅(qū)動(dòng)器： | 無 |
| 帶監(jiān)控器： | 無 |
| 帶序列發(fā)生器： | 無 |
| 電源電壓： | 1.5 V ~ 5.5 V |
| 工作溫度： | -40°C ~ 85°C |
| 安裝類型： | 表面貼裝 |
| 封裝/外殼： | 16-WQFN 裸露焊盤 |
| 供應(yīng)商設(shè)備封裝： | 16-TQFN-EP（4x4） |
| 包裝： | 帶卷 (TR) |
ISL9305
5
FN7605.1
August 15, 2011
Absolute Maximum Ratings (Refer to ground)
Thermal Information
SW1, SW2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -1.5V to 6.5V
FB1, FB2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 3.6V
GNDDCD1, GNDDCD2, GNDLDO. . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 0.3V
All other pins. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . -0.3V to 6.5V
ESD Ratings
Human Body Model (Tested per JESD22-A114F). . . . . . . . . . . . . . .3.5kV
Machine Model (Tested per JESD22-A115-A). . . . . . . . . . . . . . . . . 2.2kV
Charged Device Model (Tested per JESD22-C101D) . . . . . . . . . . . 225V
Latch Up (Tested per JESD78B, Class II, Level A) . . . . . . . . . . . . . . . 100mA
Thermal Resistance (Typical)
?/DIV>
JA
(癈/W) ?/DIV>
JC
(癈/W)
16 Ld TQFN Package (Notes 4, 5) . . . . . . .
40.2
5
Maximum Junction Temperature Range . . . . . . . . . . . . . .-40癈 to +150癈
Recommended Junction Temperature Range . . . . . . . . .-40癈 to +125癈
Storage Temperature Range. . . . . . . . . . . . . . . . . . . . . . . .-65癈 to +150癈
Pb-free reflow profile . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . see link below
http://www.intersil.com/pbfree/Pb-FreeReflow.asp
Recommended Operating Conditions
VINDCD1 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.3V to 5.5V
VINDCD2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2.3V to VINDCD1
VINLDO1 and VINLDO2 . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1.5V to VINDCD1
DCD1 and DCD2 Output Current . . . . . . . . . . . . . . . . . . . . . 0mA to 800mA
LDO1 and LDO2 Output Current. . . . . . . . . . . . . . . . . . . . . . 0mA to 300mA
Operating Ambient Temperature . . . . . . . . . . . . . . . . . . . . .-40癈 to +85癈
CAUTION: Do not operate at or near the maximum ratings listed for extended periods of time. Exposure to such conditions may adversely impact product
reliability and result in failures not covered by warranty.
NOTES:
4. ?/DIV>
JA
is measured in free air with the component mounted on a high effective thermal conductivity test board with direct attach features. See Tech
Brief TB379.
5. ?/DIV>
JC
, case temperature location is at the center of the exposed metal pad on the package underside.
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, L
1
= L
2
= 1.5礖, C
1
= 10礔, C
4
= C
5
= 4.7礔, C
2
= C
3
= C
6
= C
7
=
1礔, I
OUT
= 0A for DCD1, DCD2, LDO1 and LDO2 (see Figure 1 on page 1 for more details). Boldface limits apply over the operating temperature
range, -40癈 to +85癈.
PARAMETER
SYMBOL
TEST CONDITIONS
MIN
(Note 6)
TYP
MAX
(Note 6)
UNIT
VINDCD1, VINDCD2 Voltage Range
2.3
-
5.5
V
VINDCD1, VINDCD2 Undervoltage
Lockout Threshold
V
UVLO
Rising
-
2.2
2.3
V
Falling
1.9
2.1
-
V
Quiescent Supply Current on VINDCD1
I
VIN1
Only DCD1 enabled, no load and no switching
on DCD1
-
40
60
礎(chǔ)
I
VIN2
Only DCD1 and LDO1 enabled, with no load and
no switching on DCD1
-
65
95
礎(chǔ)
I
VIN3
Both DCD1 and DCD2 enabled, no load and no
switching on both DCD1 and DCD2
-
50
75
礎(chǔ)
I
VIN4
Only LDO1 and LDO2 enabled
-
75
100
礎(chǔ)
I
VIN5
DCD1, DCD2, LDO1 and LDO2 are enabled,
with no load and no switching on both DCD1
and DCD2
-
100
130
礎(chǔ)
I
VIN6
Only one DCD in forced PWM mode, no load
-
4
7.5
mA
Shutdown Supply Current
I
SD
VINDCD1 = 5.5V, DCD1, DCD2, LDO1 and LDO2
are disabled through I
2
C interface,
VINDCD1 = 4.2V
-
0.15
5
礎(chǔ)
Thermal Shutdown
-
155
-
癈
Thermal Shutdown Hysteresis
-
30
-
癈
DCD1 AND DCD2
FB1, FB2 Regulation Voltage
V
FB
0.785
0.8
0.815
V
FB1, FB2 Bias Current
I
FB
FB = 0.75V
-
0.001
-
礎(chǔ)
Output Voltage Accuracy
V
IN
= V
O
+ 0.5V to 5.5V (minimal 2.3V),
1mA load
-3
-
+3
%
Line Regulation
V
IN
= V
O
+ 0.5V to 5.5V (minimal 2.3V)
-
0.1
-
%/V
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