ML4895 데이터 시트보기 (PDF) - Micro Linear Corporation
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ML4895 Datasheet PDF : 10 Pages
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ML4895
VIN
OSCILLATOR tON
ONE SHOT
SQ
RQ
SHOOT-THRU
PROTECTION
SYNCHRONOUS
RECTIFIER
COMPARATOR
VSR
P DRV
7
N DRV
6
-7mV
ISENSE
3
CURRENT
COMPARATOR
Rgm
TRANSCONDUCTANCE
AMPLIFIER
2.5V
VFB
2
CIN
L1
COUT
+
VOUT
–
IL
RSENSE
R1
R2
Figure 1. ML4895 Functional Block Diagram
10
8
6
4
2
0
5
7.5
10
12.5
15
VIN (V)
Figure 2. ON-Time vs. Input Voltage
30
25 VOUT = 2.5V
20 VOUT = 3.3V
15
10 VOUT = 4.0V
5
0
5
7.5
10
12.5
15
VIN (V)
Figure 3. Volt-seconds vs. Input Voltage
5
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