LTC3722EGN-2 Linear Technology, LTC3722EGN-2 Datasheet - Page 5

• Manufacturer Part Number: LTC3722EGN-2
• Description: IC CTRLR PWM VOLTAGE-MODE 24SSOP
• Manufacturer: Linear Technology

Specifications of LTC3722EGN-2

• Pwm Type: Voltage Mode, Full Bridge
• Number Of Outputs: 1
• Frequency - Max: 1MHz
• Duty Cycle: 98.5%
• Voltage - Supply: 3.8 V ~ 10.3 V
• Buck: No
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: Yes
• Cuk: No
• Isolated: Yes
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 24-SSOP
• Frequency-max: 1MHz
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant

Typical perForMance characTerisTics
–180
–270
–360
200
150
100
350
300
250
200
150
100
100
50
50
80
60
40
20
0
0
0
10
0
Leading Edge Blanking Time
vs R
Error Amplifier Gain/Phase
0
Start-Up I
T
T
T
A
A
A
10
= 25°C
= 25°C
= 25°C
LEB
100
20
2
30
CC
1k
FREQUENCY (Hz)
vs V
40
4
R
V
LEB
CC
10k
50
CC
(V)
(k)
60
6
100k
70
80
8
1M
90
372212 G01
372212 G04
372212 G07
100
10M
10
10.50
10.25
10.00
9.75
9.50
5.05
5.00
4.95
4.90
4.85
4.80
190
180
170
160
150
140
130
120
110
100
–55
0
0
V
Start-Up I
V
T
REF
CC
A
T
= 25°C
A
5
vs I
–25
= 25°C
vs I
10
SHUNT
10
REF
CC
TEMPERATURE (°C)
5
15
vs Temperature
I
20
T
SHUNT
A
I
REF
= 85°C
20
35
(mA)
T
(mA)
A
30
= –40°C
25
65
30
40
95
35
372212 G02
372212 G05
372212 G08
LTC3722-1/LTC3722-2
125
40
50
1.302
1.300
1.298
1.296
1.294
1.292
1.290
1.288
1.286
1.284
1.282
1.280
5.01
4.99
4.98
4.97
5.00
260
240
230
220
250
–60
–60
–55
Oscillator Frequency
vs Temperature
V
Delay Hysteresis Current
vs Temperature
SBUS = 1.5V
C
REF
T
= 270pF
–40
–40
–25
vs Temperature
–20
–20
TEMPERATURE (°C)
TEMPERATURE (°C)
TEMPERATURE ( C)
5
0
0
20
20
35
40
40
65
60
60
95
80
80
372212fa
372212 G09
372212 G03
372212 G06

125
100
100