LTC3216EDE#PBF Linear Technology, LTC3216EDE#PBF Datasheet - Page 4

• Manufacturer Part Number: LTC3216EDE#PBF
• Description: IC CHARGE PUMP LED 12-DFN
• Manufacturer: Linear Technology

Specifications of LTC3216EDE#PBF

• Applications: Converter, High Current LEDs
• Voltage - Input: 2.9 ~ 4.4 V
• Number Of Outputs: 1
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 12-DFN
• Led Driver Application: General Lighting
• Topology: Charge Pump
• No. Of Outputs: 1
• Output Current: 1A
• Output Voltage: 5.1V
• Operating Temperature Range: -40°C To +85°C
• Driver Case Style: DFN
• Rohs Compliant: Yes
• Input Voltage: 2.9V To 4.4V
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Output: -
• Lead Free Status / Rohs Status: Compliant

LTC3216
TYPICAL PERFORMANCE CHARACTERISTICS
4
0.31
0.29
0.27
0.25
0.23
0.21
0.19
0.17
0.15
4.0
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
–40
2.9
1x Mode Charge Pump Open-
Loop Output Resistance vs
Temperature
Input Shutdown Current
vs Input Voltage
I
CPO
3.1
= 200mA
T
–15
V
A
IN
= 85°C
3.3
= 3.6V
TEMPERATURE (°C)
INPUT VOLTAGE (V)
3.5
3400
3350
3300
3250
3200
3150
3100
10
T
A
= 25°C
3.7
0
I
Current
SET
V
IN
100
T
35
/I
A
= 3.3V
3.9
= –40°C
LED
200
4.1
V
Current Ratio vs I
T
IN
A
300
I
60
LED
= –40°C
= 3.9V
4.3
T
CURRENT(mA)
3216 G07
3216 G04
400 500
A
= 85°C
85
4.5
600 700 800
T
A
930
920
910
900
890
880
870
860
850
840
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
= 25°C
LED
0
–40
2.9
1.5x Mode Charge Pump
Open-Loop Output Resistance
(1.5V
Oscillator Frequency
vs Supply Voltage
3216 G10
V
V
C
C
IN
CPO
IN
CPO
3.1
900
= 3V
= C1 = C2 = 2.2μF
T
A
= 4.2V
= 4.7μF
IN
–15
= –40°C
– V
3.3
TEMPERATURE (°C)
SUPPLY VOLTAGE (V)
T
CPO
A
3.5
= 25°C
A/C COUPLED
10
)/I
50mV/DIV
3.7
CPO
T
A
V
CPO
35
= 85°C
vs Temperature
3.9
1.5x Mode CPO Output Ripple
V
I
CPO
IN
4.1
= 3.6V
60
= 200mA
4.3
3216 G05
3216 G08
(T
A
85
4.5
= 25°C unless otherwise specifi ed)
500ns/DIV
100
2.0
1.8
1.6
1.4
1.2
1.0
0.8
0.6
0.4
0.2
90
80
70
60
50
40
30
20
10
0
0
–40
2.8
2x Mode Charge Pump
Open-Loop Output Resistance
(2V
Effi ciency vs V
V
V
C
C
LED = LXCL-PWF1 LUMILEDS
IN
CPO
IN
CPO
IN
3.0
= 3V
= C1 = C2 = 2.2μF
= 4.8V
= 4.7μF
– V
–15
3.2
3216 G11
200mA
CPO
TEMPERATURE (°C)
3.4
)/I
10
IN
CPO
V
IN
3.6
(V)
400mA
vs Temperature
35
3.8
I
600mA
LED
4.0
60
= 800mA
4.2
3216 G06
3216 G09
3216fc
85
4.4