參數(shù)資料
型號(hào)： LT3467
廠商： Linear Technology Corporation
英文描述： 1A Low Noise High Current LED Charge Pump with Independent Torch/Flash Current Control
中文描述： 第1A低噪聲大電流LED的獨(dú)立火炬電荷泵/閃光電流控制
文件頁(yè)數(shù)： 2/12頁(yè)
文件大?。?/td> 102K
代理商： LT3467
LTC 3216
2
3216fa
12
11
10
9
8
7
1
2
3
4
5
6
C1
–
GND
C2
–
VIN
EN2
EN1
C2
+
C1
+
CPO
I
SET1
I
LED
I
SET2
TOP VIEW
DE12 PACKAGE
12-LEAD (4mm
×
3mm) PLASTIC DFN
EXPOSED PAD IS GND (PIN 13)
MUST BE SOLDERED TO PCB
T
JMAX
= 125
°
C,
θ
JA
= 43
°
C/W
13
V
IN
to GND................................................–0.3V to 5.5V
CPO to GND..............................................–0.3V to 5.5V
EN2, EN1 .........................................–0.3V to V
IN
+ 0.3V
I
CPO
, I
ILED
(Note 2) ........................................... 1500mA
CPO Short-Circuit Duration .............................Indefinite
Operating Temperature Range (Note 3) ...–40
°
C to 85
°
C
Storage Temperature Range..................–65
°
C to 125
°
C
ORDER PART
NUMBER
LTC3216EDE
ABSOLUTE AXI U RATI GS
W
(Note 1)
W
W
PACKAGE/ORDER U
U
W
ELECTRICAL CHARACTERISTICS
The
G
denotes the specifications which apply over the full operating
temperature range, otherwise specifications are at T
A
= 25
°
C. V
IN
= 3.6V, C
IN
= C1 = C2 = 2.2
μ
F, C
CPO
= 4.7
μ
F
Consult LTC Marketing for parts specified with wider operating temperature ranges.
DFN PART
MARKING
3216
PARAMETER
Input Power Supply
V
IN
Operating Voltage
I
VIN
Operating Current
CONDITIONS
MIN
TYP
MAX
UNITS
G
2.9
4.4
V
I
CPO
= 0mA, 1x Mode
I
CPO
= 0mA, 1.5x
I
CPO
= 0mA, 2x Mode
EN2 = EN1 = LOW
300
7
9.2
2.5
μ
A
mA
mA
μ
A
I
VIN
Shutdown Current
LED Current
LED Current Ratio (I
LED
/I
SET1/2
)
I
LED
Dropout Voltage
Mode Switching Delay
(LED Warmup Time)
LED Current On Time
Charge Pump (CPO)
1x Mode Output Voltage
1.5x Mode Output Voltage
2x Mode Output Voltage
1x Mode Output Impedance
1.5x Mode Output Impedance
2x Mode Output Impedance
CLK Frequency
EN1, EN2
High Level Input Voltage (V
IH
)
Low Level Input Voltage (V
IL
)
Input Current (I
IH
)
Input Current (I
IL
)
7
I
LED
= 200mA to 800mA
Mode Switch Threshold, I
LED
= 200mA
EN1 = HIGH, EN2 = LOW
EN1 = LOW or HIGH, EN2 = HIGH
EN to LED Current On
G
3120
3250
120
150
2
130
3380
mA/mA
mV
ms
ms
μ
s
I
CPO
= 0mA
I
CPO
= 0mA
I
CPO
= 0mA
V
IN
4.6
5.1
0.25
1.5
1.7
0.9
V
V
V
V
IN
= 3.4V, V
CPO
< 4.6V, C1 = C2 = 2.2
μ
F
V
IN
= 3.2V, V
CPO
< 5.1V, C1 = C2 = 2.2
μ
F
G
0.6
1.2
MHz
G
1.4
V
V
G
0.4
1
1
G
–1
–1
μ
A
μ
A
G
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
LT3467A 制造商:LINER 制造商全稱:Linear Technology 功能描述:700mA Low Noise High Current LED Charge Pump
LT3467AEDDB#PBF 制造商:Linear Technology 功能描述:SP-SWREG/Monolithic, Cut Tape 1.1A, 2.1MHz Boost Converter
LT3467AEDDB#TRMPBF 功能描述:IC REG BOOST ADJ 1.1A 8DFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開(kāi)關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:升壓（升壓） 輸出類型:可調(diào)式 輸出數(shù):1 輸出電壓:1.24 V ~ 30 V 輸入電壓:1.5 V ~ 12 V PWM 型:電流模式，混合 頻率 - 開(kāi)關(guān):600kHz 電流 - 輸出:500mA 同步整流器:無(wú) 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-SOIC（0.154"，3.90mm 寬） 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:8-SOIC
LT3467AEDDB#TRPBF 功能描述:IC REG BOOST ADJ 1.1A 8DFN RoHS:是 類別:集成電路 (IC) >> PMIC - 穩(wěn)壓器 - DC DC 開(kāi)關(guān)穩(wěn)壓器 系列:- 標(biāo)準(zhǔn)包裝:2,500 系列:- 類型:升壓（升壓） 輸出類型:可調(diào)式 輸出數(shù):1 輸出電壓:1.24 V ~ 30 V 輸入電壓:1.5 V ~ 12 V PWM 型:電流模式，混合 頻率 - 開(kāi)關(guān):600kHz 電流 - 輸出:500mA 同步整流器:無(wú) 工作溫度:-40°C ~ 85°C 安裝類型:表面貼裝 封裝/外殼:8-SOIC（0.154"，3.90mm 寬） 包裝:帶卷 (TR) 供應(yīng)商設(shè)備封裝:8-SOIC
LT3467AES6 制造商:Linear Technology 功能描述:Conv DC-DC Single Step Up 2.2V to 16V 6-Pin TSOT-23
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