LTC1922EG-1#PBF Linear Technology, LTC1922EG-1#PBF Datasheet - Page 5

• Manufacturer Part Number: LTC1922EG-1#PBF
• Description: IC CTLR PWM SYNC 20SSOP
• Manufacturer: Linear Technology

Specifications of LTC1922EG-1#PBF

• Pwm Type: Voltage/Current Mode
• Number Of Outputs: 1
• Frequency - Max: 1MHz
• Duty Cycle: 99%
• Buck: No
• Boost: No
• Flyback: No
• Inverting: No
• Doubler: No
• Divider: No
• Cuk: No
• Isolated: Yes
• Operating Temperature: -40°C ~ 85°C
• Package / Case: 20-SSOP
• Frequency-max: 1MHz
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Voltage - Supply: -

TYPICAL PERFOR A CE CHARACTERISTICS
160
150
140
130
120
110
100
90
80
70
–55
Start-Up I
–25
CC
TEMPERATURE ( C)
5
1.202
1.201
1.200
1.199
1.198
1.197
1.196
1.195
1.194
10.5
10.4
10.3
10.2
10.1
10.0
vs Temperature
9.9
9.8
–55
–55
FB Input Voltage vs Temperature
35
V
I
CC
CC
= 10mA
Shunt Voltage vs Temperature
–25
–25
65
W
TEMPERATURE ( C)
TEMPERATURE ( C)
5
5
95
1922 • G10
U
125
35
35
65
65
1.278
1.276
1.274
1.272
1.270
1.268
1.266
1.264
1.262
1.260
1.258
1.256
95
95
–55
1922 • G13
1922 • G15
Delay Hysteresis Current vs
Temperature
SBUS = 1.5V
125
125
–25
TEMPERATURE ( C)
5
35
65
2.4
2.3
2.2
2.1
2.0
1.9
1.8
1.7
1.6
1.5
1.4
390
385
380
375
370
365
360
355
350
95
–55
–55
1922 • G11
Delay Pin Threshold vs
Temperature
Ramp Offset Voltage vs
Temperature
125
SBUS = 2.25V
–25
–25
TEMPERATURE ( C)
TEMPERATURE ( C)
5
5
130
120
110
100
90
80
70
60
50
40
–55
Slope Current vs Temperature
35
35
C
T
= 1.5V
–25
SBUS = 1.5V
65
65
TEMPERATURE ( C)
5
LTC1922-1
95
95
1922 • G14
1922 • G16
35
125
125
65
C
T
= 3.0V
95
1922 • G12
5
125