LT3420EMS-1 Linear Technology, LT3420EMS-1 Datasheet - Page 5

• Manufacturer Part Number: LT3420EMS-1
• Description: IC PHOTOFLASH CHARGER CAP 10MSOP
• Manufacturer: Linear Technology

Specifications of LT3420EMS-1

• Applications: Photoflash Capacitor Charger
• Current - Supply: 90µA
• Voltage - Supply: 2.2 V ~ 16 V
• Operating Temperature: -40°C ~ 85°C
• Mounting Type: Surface Mount
• Package / Case: 10-MSOP, Micro10™, 10-uMAX, 10-uSOP
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Graphs apply to both the LT3420 and LT3420-1 unless otherwise noted.
TYPICAL PERFOR A CE CHARACTERISTICS
140
120
100
80
60
90
80
70
60
50
40
2.5
50
Quiescent Current in Refresh Mode
Efficiency for Figure 2 Circuit,
LT3420-1
T
T
A
A
= 25°C
= 25°C
100
4.0
V
IN
150
= 3.3V
5.5
V
V
OUT
V
CC
200
IN
(V)
(V)
= 5V
7.0
V
CC
250
= V
W
BAT
8.5
300
= V
3420 G13
3420 G16
IN
U
350
10
1000
900
800
700
600
500
2.6
2.5
2.4
2.3
2.2
2.1
2.0
1.9
1.8
–50
50
Input Current, LT3420
V
FIGURE 1 CIRCUIT
V
T
CC
A
CC
= 25°C
–25
= V
Minimum Operating Voltage
100
BAT
= 3.3V
0
TEMPERATURE (°C)
150
V
–
V
25
OUT
200
(V)
50
ENABLE VOLTAGE
IS HYSTERETIC
V
250
+
75
300
100
3420 G17
3420 G14
125
350
600
550
500
450
400
350
300
2.0
1.8
1.6
1.4
1.2
1.0
LT3420/LT3420-1
–50
50
Input Current, LT3420-1
V
FIGURE 2 CIRCUIT
V
T
BAT
CC
A
= 25°C
–25
= V
100
Minimum Operating Voltage
BAT
= 3.3V
0
TEMPERATURE (°C)
150
V
25
OUT
200
V
V
+
–
(V)
50
ENABLE VOLTAGE
IS HYSTERETIC
250
75
300
100
3420 G15
3420 G18
3420fb
5
350
125