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參數資料
| 型號： | ADP3167JR |
| 廠商： | ANALOG DEVICES INC |
| 元件分類： | 穩壓器 |
| 英文描述： | 5-Bit Programmable 2-Phase Synchronous Buck Controller |
| 中文描述： | DUAL SWITCHING CONTROLLER, 2000 kHz SWITCHING FREQ-MAX, PDSO16 |
| 封裝： | SOIC-16 |
| 文件頁數： | 2/16頁 |
| 文件大小： | 292K |
| 代理商： | ADP3167JR |
REV. B
–2–
ADP3160/ADP3167–SPECIFICATIONS
1
(VCC = 12 V, I
= 150 A, T
A
= 0 C to 70 C,
unless otherwise noted.)
Parameter
Symbol
Conditions
Min
Typ
Max
Unit
FEEDBACK INPUT
Accuracy
1.1 V Output
1.475 V Output
1.85 V Output
Line Regulation
Input Bias Current
Crowbar Trip Threshold
Crowbar Reset Threshold
Crowbar Response Time
V
FB
See Figure 1
See Figure 1
See Figure 1
VCC = 10 V to 14 V
1.091 1.1
1.463 1.475 1.487
1.835 1.85
0.05
5
114
124
50
60
300
1.109
V
V
V
%
nA
%
%
ns
1.865
V
FB
I
FB
V
CROWBAR
50
134
70
Percent of Nominal Output
Percent of Nominal Output
Overvoltage to PWM Going Low
t
CROWBAR
REFERENCE
Output Voltage
Output Current
V
REF
I
REF
2.952 3.0
300
3.048
V
m
A
VID INPUTS
Input Low Voltage
Input High Voltage
Input Current
Pull-Up Resistance
Internal Pull-Up Voltage
V
IL(VID)
V
IH(VID)
I
VID
R
VID
0.6
V
V
m
A
k
W
V
2.2
VID(X) = 0 V
180
28
5.0
250
20
4.5
5.5
OSCILLATOR
Maximum Frequency
2
Frequency Variation
CT Charge Current
f
CT(MAX)
f
CT
I
CT
2000
430
130
26
kHz
kHz
m
A
m
A
T
A
= 25
∞
C, CT = 91 pF
T
A
= 25
∞
C, V
FB
in Regulation
T
A
= 25
∞
C, V
FB
= 0 V
500
150
36
570
170
46
ERROR AMPLIFIER
Output Resistance
Transconductance
Output Current
Maximum Output Voltage
Output Disable Threshold
R
O(ERR)
g
m(ERR)
I
O(ERR)
V
COMP(MAX)
V
COMP(OFF)
200
2.2
1
3.0
720
800
500
k
W
mmho
mA
V
mV
mV
kHz
2.0
2.45
V
FB
= 0 V
FB Forced to V
OUT
– 3%
ADP3160
ADP3167
COMP = Open
560
640
800
880
–3 dB Bandwidth
BW
ERR
CURRENT SENSE
Current Limit Threshold Voltage
V
CS(CL)
ADP3160, CS+ = VCC
FB Forced to V
OUT
– 3%
ADP3167, CS+ = VCC
FB Forced to V
OUT
– 3%
0.8 V
￡
COMP
￡
1 V
ADP3160, FB
￡
375 mV
ADP3167, FB
￡
750 mV
ADP3160, 1 V
￡
V
COMP
￡
3 V
ADP3167, 1 V
￡
V
COMP
￡
3 V
CS+ = CS– = VCC
ADP3160, CS+ – (CS–)
≥
172 mV
to PWM Going Low
ADP3167, CS+ – (CS–)
≥
89 mV
to PWM Going Low
142
157
172
mV
69
79
89
mV
0
95
47
12.5
25
0.5
50
15
115
58
mV
mV
mV
V/V
V/V
m
A
ns
Current Limit Foldback Voltage
V
CS(FOLD)
75
37
D
V
COMP
/
D
V
CS
n
I
Input Bias Current
Response Time
I
CS+
, I
CS–
t
CS
5
50
ns
POWER GOOD COMPARATOR
Undervoltage Threshold
Overvoltage Threshold
Output Voltage Low
Response Time
V
PWRGD(UV)
V
PWRGD(OV)
V
OL(PWRGD)
% Nominal Output
% Nominal Output
I
PWRGD(SINK)
= 100
m
A
FB Going High
FB Going Low
76
114
82
124
30
2
200
88
134
200
%
%
mV
m
s
ns
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