19 FN6631.7 February 25, 2013 Applications Information Functional Description The ISL28107, ISL28207 and ISL28407 " />
鍙冩暩(sh霉)璩囨枡
鍨嬭櫉锛� ISL28207FBZ-T13
寤犲晢锛� Intersil
鏂囦欢闋佹暩(sh霉)锛� 11/31闋�
鏂囦欢澶�?銆�?/td> 0K
鎻忚堪锛� IC OPAMP PREC LN DUAL 8-SOIC
鐢�(ch菐n)鍝佸煿瑷�(x霉n)妯″锛� Solutions for Industrial Control Applications
妯�(bi膩o)婧�(zh菙n)鍖呰锛� 2,500
鏀惧ぇ鍣ㄩ鍨嬶細 閫氱敤
闆昏矾鏁�(sh霉)锛� 2
杞�(zhu菐n)鎻涢€熺巼锛� 0.32 V/µs
澧炵泭甯跺绌嶏細 1MHz
闆绘祦 - 杓稿叆鍋忓锛� 15pA
闆诲 - 杓稿叆鍋忕Щ锛� 5µV
闆绘祦 - 闆绘簮锛� 210µA
闆绘祦 - 杓稿嚭 / 閫氶亾锛� 40mA
闆诲 - 闆绘簮锛屽柈璺�/闆欒矾(±)锛� 4.5 V ~ 40 V锛�±2.25 V ~ 20 V
宸ヤ綔婧害锛� -40°C ~ 125°C
瀹夎椤炲瀷锛� 琛ㄩ潰璨艰
灏佽/澶栨锛� 8-SOIC锛�0.154"锛�3.90mm 瀵級
渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁濓細 8-SOIC
鍖呰锛� 甯跺嵎 (TR)
ISL28107, ISL28207, ISL28407
19
FN6631.7
February 25, 2013
Applications Information
Functional Description
The ISL28107, ISL28207 and ISL28407 are single, dual and
quad, very low 1/f noise (14nV/
鈭欻z @ 10Hz) precision op-amps.
These amplifiers feature very high open loop gain (50kV/mV) for
excellent CMRR (145dB) and gain accuracy. Both devices are
fabricated in a new precision 40V complementary bipolar DI
process.
The super-beta NPN input stage with bias current cancellation
provides bipolar-like levels of AC performance, with the low input
bias currents approaching JFET levels. The temperature
stabilization provided by bias current cancellation removes the
high input bias current temperature coefficient commonly found
in JFET amplifiers. Figures 9 and 10 show the input bias current
variation over temperature.
The input offset voltage (VOS) has a very low, worst case value of
75V max at +25掳C and a maximum TC of 0.65V/掳C. Figure 38
shows VOS as a function of supply voltage and temperature with
the common mode voltage at 0V for split supply operation.
The complementary bipolar output stage maintains stability
driving large capacitive loads (to 10nF) without external
compensation. The small signal overshoot vs. load capacitance is
shown in Figure 54.
Operating Voltage Range
The devices are designed to operate over the 4.5V (卤2.25V) to
40V (卤20V) range and are fully characterized at 10V (卤5V) and
30V (卤15V). Both DC and AC performance remain virtually
unchanged over the complete 4.5V to 40V operating voltage
range. Parameter variation with operating voltage is shown in the
鈥淭ypical Performance Curves鈥� beginning on page 11. The input
common mode voltage range sensitivity to temperature is shown
in Figure 38 (卤15V).
Input ESD Diode Protection
The input terminals (IN+ and IN-) each have internal ESD
protection diodes to the positive and negative supply rails, a series
connected 500
惟 current limiting resistor followed by an
anti-parallel diode pair across the input NPN transistors (Circuit 1
FIGURE 51. SMALL SIGNAL TRANSIENT RESPONSE VS = 卤5V,
卤15V, 卤20V
FIGURE 52. POSITIVE OUTPUT OVERLOAD RESPONSE TIME,
VS =卤15V
FIGURE 53. NEGATIVE OUTPUT OVERLOAD RESPONSE TIME, VS =
卤15V
FIGURE 54. % OVERSHOOT vs LOAD CAPACITANCE, VS = 卤15V
Typical Performance Curves V
S = 卤15V, VCM = 0V, RL = Open, TA = +25掳C unless otherwise specified. (Continued)
TIME (s)
SMALL
SIGNAL
(V)
-0.08
-0.06
-0.04
-0.02
0.00
0.02
0.04
0.06
0.08
0
5
10
15
20
25
30
35
40
RL = 2k, 10k
AV = 1
CL = 4pF
VOUT = 100mVP-P
VS = 卤5V, 卤15V, 卤20V
TIME (s)
OUT
P
UT
(V)
INP
U
T
(
V
)
-0.06
-0.02
0.02
0.06
0.10
0.14
0.18
0.22
0.26
0
20
40
60
80
100 120 140 160 180 200
-1
1
3
5
7
9
11
13
15
INPUT
OUTPUT
VS = 卤15V
RL = 10k
AV = 100
CL = 4pF
Rf = 10k, Rg = 100
VIN = 200mVP-P
TIME (s)
OUT
P
UT
(
V
)
IN
PUT
(
V
)
-0.26
-0.22
-0.18
-0.14
-0.10
-0.06
-0.02
0.02
0.06
0
20
40
60
80
100 120 140 160 180 200
-15
-13
-11
-9
-7
-5
-3
-1
1
INPUT
OUTPUT
VS = 卤15V
RL = 10k
AV = 100
CL = 4pF
Rf = 10k, Rg = 100
VIN = 200mVP-P
CAPACITANCE (pF)
O
VERS
H
OOT
(%)
0
5
10
15
20
25
30
35
40
45
50
1
10
100
1,000
10,000
OV
ER
SH
OO
T -
VS = 卤15V
RL = 10k
AV = 1
VOUT = 100mVP-P
OV
ER
SH
OO
T +
鐩搁棞(gu膩n)PDF璩囨枡
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ISL28207FBZ-T7 鍔熻兘鎻忚堪:IC OPAMP PREC LN DUAL 8-SOIC RoHS:鏄� 椤炲垾:闆嗘垚闆昏矾 (IC) >> Linear - Amplifiers - Instrumentation 绯诲垪:- 妯�(bi膩o)婧�(zh菙n)鍖呰:75 绯诲垪:MicroAmplifier™ 鏀惧ぇ鍣ㄩ鍨�:閫氱敤 闆昏矾鏁�(sh霉):1 杓稿嚭椤炲瀷:婊挎摵骞� 杞�(zhu菐n)鎻涢€熺巼:0.03 V/µs 澧炵泭甯跺绌�:100kHz -3db甯跺:- 闆绘祦 - 杓稿叆鍋忓:1pA 闆诲 - 杓稿叆鍋忕Щ:60µV 闆绘祦 - 闆绘簮:20µA 闆绘祦 - 杓稿嚭 / 閫氶亾:5mA 闆诲 - 闆绘簮锛屽柈璺�/闆欒矾(±):2.3 V ~ 5.5 V 宸ヤ綔婧害:-40°C ~ 85°C 瀹夎椤炲瀷:琛ㄩ潰璨艰 灏佽/澶栨:8-SOIC锛�0.154"锛�3.90mm 瀵級 渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁�:8-SOIC 鍖呰:绠′欢
ISL28207FBZ-T7A 鍔熻兘鎻忚堪:IC OPAMP GP 1MHZ DUAL LN 8SOIC RoHS:鏄� 椤炲垾:闆嗘垚闆昏矾 (IC) >> Linear - Amplifiers - Instrumentation 绯诲垪:- 妯�(bi膩o)婧�(zh菙n)鍖呰:2,500 绯诲垪:- 鏀惧ぇ鍣ㄩ鍨�:閫氱敤 闆昏矾鏁�(sh霉):2 杓稿嚭椤炲瀷:婊挎摵骞� 杞�(zhu菐n)鎻涢€熺巼:350 V/µs 澧炵泭甯跺绌�:180MHz -3db甯跺:320MHz 闆绘祦 - 杓稿叆鍋忓:12.5µA 闆诲 - 杓稿叆鍋忕Щ:800µV 闆绘祦 - 闆绘簮:15mA 闆绘祦 - 杓稿嚭 / 閫氶亾:85mA 闆诲 - 闆绘簮锛屽柈璺�/闆欒矾(±):2.5 V ~ 12.6 V锛�±1.25 V ~ 6.3 V 宸ヤ綔婧害:-40°C ~ 85°C 瀹夎椤炲瀷:琛ㄩ潰璨艰 灏佽/澶栨:8-TSSOP锛�8-MSOP锛�0.118"锛�3.00mm 瀵級 渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁�:8-MSOP 鍖呰:甯跺嵎 (TR)
ISL28207FRTZ 鍔熻兘鎻忚堪:IC OPAMP PREC 1MHZ DUAL LN 8TDFN RoHS:鏄� 椤炲垾:闆嗘垚闆昏矾 (IC) >> Linear - Amplifiers - Instrumentation 绯诲垪:- 鐢�(ch菐n)鍝佸煿瑷�(x霉n)妯″:Lead (SnPb) Finish for COTS Obsolescence Mitigation Program 妯�(bi膩o)婧�(zh菙n)鍖呰:2,500 绯诲垪:- 鏀惧ぇ鍣ㄩ鍨�:閫氱敤 闆昏矾鏁�(sh霉):2 杓稿嚭椤炲瀷:鎺ㄦ尳寮�锛屾豢鎿哄箙 杞�(zhu菐n)鎻涢€熺巼:2.1 V/µs 澧炵泭甯跺绌�:22MHz -3db甯跺:- 闆绘祦 - 杓稿叆鍋忓:1pA 闆诲 - 杓稿叆鍋忕Щ:70µV 闆绘祦 - 闆绘簮:420µA 闆绘祦 - 杓稿嚭 / 閫氶亾:68mA 闆诲 - 闆绘簮锛屽柈璺�/闆欒矾(±):2.4 V ~ 5.5 V锛�±1.2 V ~ 2.75 V 宸ヤ綔婧害:-40°C ~ 85°C 瀹夎椤炲瀷:琛ㄩ潰璨艰 灏佽/澶栨:10-TFSOP锛�10-MSOP锛�0.118"锛�3.00mm 瀵級 渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁�:10-µMAX 鍖呰:甯跺嵎 (TR)
ISL28207FRTZ-T13 鍔熻兘鎻忚堪:IC OPAMP PREC 1MHZ DUAL LN 8TDFN RoHS:鏄� 椤炲垾:闆嗘垚闆昏矾 (IC) >> Linear - Amplifiers - Instrumentation 绯诲垪:- 妯�(bi膩o)婧�(zh菙n)鍖呰:75 绯诲垪:MicroAmplifier™ 鏀惧ぇ鍣ㄩ鍨�:閫氱敤 闆昏矾鏁�(sh霉):1 杓稿嚭椤炲瀷:婊挎摵骞� 杞�(zhu菐n)鎻涢€熺巼:0.03 V/µs 澧炵泭甯跺绌�:100kHz -3db甯跺:- 闆绘祦 - 杓稿叆鍋忓:1pA 闆诲 - 杓稿叆鍋忕Щ:60µV 闆绘祦 - 闆绘簮:20µA 闆绘祦 - 杓稿嚭 / 閫氶亾:5mA 闆诲 - 闆绘簮锛屽柈璺�/闆欒矾(±):2.3 V ~ 5.5 V 宸ヤ綔婧害:-40°C ~ 85°C 瀹夎椤炲瀷:琛ㄩ潰璨艰 灏佽/澶栨:8-SOIC锛�0.154"锛�3.90mm 瀵級 渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁�:8-SOIC 鍖呰:绠′欢
ISL28207FRTZ-T7 鍔熻兘鎻忚堪:IC OPAMP PREC 1MHZ DUAL LN 8TDFN RoHS:鏄� 椤炲垾:闆嗘垚闆昏矾 (IC) >> Linear - Amplifiers - Instrumentation 绯诲垪:- 妯�(bi膩o)婧�(zh菙n)鍖呰:75 绯诲垪:MicroAmplifier™ 鏀惧ぇ鍣ㄩ鍨�:閫氱敤 闆昏矾鏁�(sh霉):1 杓稿嚭椤炲瀷:婊挎摵骞� 杞�(zhu菐n)鎻涢€熺巼:0.03 V/µs 澧炵泭甯跺绌�:100kHz -3db甯跺:- 闆绘祦 - 杓稿叆鍋忓:1pA 闆诲 - 杓稿叆鍋忕Щ:60µV 闆绘祦 - 闆绘簮:20µA 闆绘祦 - 杓稿嚭 / 閫氶亾:5mA 闆诲 - 闆绘簮锛屽柈璺�/闆欒矾(±):2.3 V ~ 5.5 V 宸ヤ綔婧害:-40°C ~ 85°C 瀹夎椤炲瀷:琛ㄩ潰璨艰 灏佽/澶栨:8-SOIC锛�0.154"锛�3.90mm 瀵級 渚涙噳(y墨ng)鍟嗚ō(sh猫)鍌欏皝瑁�:8-SOIC 鍖呰:绠′欢