參數(shù)資料
型號(hào): HA16108FP
廠商: Hitachi,Ltd.
元件分類: FPGA
英文描述: 1500000 SYSTEM GATE 1.5 VOLT FPGA
中文描述: PWM開(kāi)關(guān)穩(wěn)壓器的高性能電壓模式控制
文件頁(yè)數(shù): 31/38頁(yè)
文件大小: 170K
代理商: HA16108FP
HA16107P/FP, HA16108P/FP
31
OUT
Output pulse shutdown region
Triangle
wave
CL(+) when
input at a
duty of 0%
CL(+) when
input at a
duty of 30%
Du = t
×
100 (%)
2
Enlargement of section
CTL discharged at 4
μ
A
CTL discharged at 12
μ
A
t
1
0.5 sec/div
0.5 sec/div
SW OFF
SW ON
ON/OFF
Clock
CL(+)
R
T1
C
T
t
OFF
t
ON
t
OFF
t
ON
t
OFF
t
1
t
2
t
ON
+
+
V
t
TL
C
ST
1
μ
F
C
L
V = 18V
R = R = 27 k‰
C = 470 pF
f = 100kHz
S
1
μ
F
T
R
27 k‰
27 k‰
470 pF
1000 pF
T2
Operating waveform at the ON/OFF pin
7
6
5
4
3
2
1
0
V
B
A
Output pulse shutdown region
SW OFF
SW ON
t
OFF
t
ON
t
OFF
t
ON
7
6
5
4
3
2
1
0
V
B
A
A
a
b
a
b
b
c
Enlargement of section
CTL discharged at 4
μ
A
to b
: The point where overcurrent
is detected.
to c
V
t
TL
B
V
IN
Test circuit
HA16108
When overcurrent is input at the point
where the duty cycle is 0%.
When overcurrent is input at the point
where the duty cycle is 30%.
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