LTC3204-5_15 Datasheet, PDF (12/12 Pages) Linear Technology – Low Noise Regulated Charge Pump in 2 2 DFN

LTC3204-3.3/LTC3204-5/
LTC3204B-3.3/LTC3204B-5
TYPICAL APPLICATIO S
Regulated 3.3V Output
2.2µF
V_IN
1.8V TO 4.5V
2.2µF
5
2 ^C–
V_IN
4
C⁺
V_OUT
3
LTC3204-3.3/
LTC3204B-3.3
1, 7
GND
6
OFF ON
SHDN
V_OUT
3.3V
2.2µF
3204 TA02
Lithium-Ion Battery to 5V White or Blue LED Driver
2.2µF
3V TO 4.4V
Li-Ion
BATTERY
ON OFF
5
4
2 ^C–
V_IN
C⁺ ₃
V_OUT
2.2µF
LTC3204-5/
LTC3204B-5
6
SHDN
1, 7
GND
(APPLY PWM WAVEFORM FOR
ADJUSTABLE BRIGHTNESS CONTROL)
V_SHDN
2.2µF
t
100Ω
DRIVE UP TO 5 LEDS
100Ω
100Ω
100Ω
100Ω
3200-5 TA03
USB Port to Regulated 5V Power Supply
2.2µF
2.2µF
5
2
C^–
V_IN
4
C⁺ ₃
V_OUT
LTC3204-5
6 _SHDN
GND
1, 7
2.2µF
V_OUT
5V ±4%
32005 TA05
RELATED PARTS
PART NUMBER
LTC1751-3.3/
LTC1751-5
LTC1983-3/
LTC1983-5
LTC3200-5
LTC3202
DESCRIPTION
100mA, 800kHz Regulated Doubler
100mA, 900kHz Regulated Inverter
100mA, 2MHz Low Noise, Doubler/
White LED Driver
125mA, 1.5MHz Low Noise, Fractional
White LED Driver
12 Linear Technology Corporation
1630 McCarthy Blvd., Milpitas, CA 95035-7417
[phone] ^● FAX: [phone] ^● www.linear.com
COMMENTS
V_IN: 2V to 5V, V_OUT(MAX) = 3.3V/5V, I_Q = 20µA,
I_SD <2µA, MS8 Package
V_IN: 3.3V to 5.5V, V_OUT(MAX) = –3V/–5V, I_Q = 25µA,
I_SD <1µA, ThinSOT Package
V_IN: 2.7V to 4.5V, V_OUT(MAX) = 5V, I_Q = 3.5mA,
I_SD <1µA, ThinSOT Package
V_IN: 2.7V to 4.5V, V_OUT(MAX) = 5.5V, I_Q = 2.5mA,
I_SD <1µA, DFN, MS Packages
3204fa
LT/LT 0605 • PRINTED IN USA
 LINEAR TECHNOLOGY CORPORATION 2004