µC
MOSI
OUT0
OUT1
OUT2
OUT3
OUT4
OUT5
OUT6
OUT7
SCLK
DIN
CLK
0V
GND
MISO DOUT
0V
360
OEENABLE
+5V
V+
5V
LATCHLOAD
SET
MAX6978
Typical Application Circuit
Selector Guide
PART
NO. OF
OUTPUTS
MAX OUTPUT
VOLTAGE (V)
MAX OUTPUT
CURRENT
LED FAULT
DETECTION
WATCHDOG
MAX6968 ——
MAX6977 Yes
MAX6978
8 5.5
Yes Yes
MAX6970 ——
MAX6981 Yes
MAX6980
836
Yes Yes
MAX6969 ——
MAX6984 Yes
MAX6979
16 5.5
Yes Yes
MAX6971 ——
MAX6982 Yes
MAX6983
16 36
55mA
Yes Yes
MAX6978
8-Port, 5.5V Constant-Current LED Driver with
LED Fault Detection and Watchdog
10 ______________________________________________________________________________________
MAX6978
8-Port, 5.5V Constant-Current LED Driver with
LED Fault Detection and Watchdog
______________________________________________________________________________________ 11
TSSOP 4.4mm BODY.EPS
E
1
1
21-0108
PACKAGE OUTLINE, TSSOP, 4.40 MM BODY,
EXPOSED PAD
XX XX
Package Information
(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information,
go to www.maxim-ic.com/packages
.)
MAX6978
8-Port, 5.5V Constant-Current LED Driver with
LED Fault Detection and Watchdog
12 ______________________________________________________________________________________
Package Information (continued)
(The package drawing(s) in this data sheet may not reflect the most current specifications. For the latest package outline information,
go to www.maxim-ic.com/packages
.)
SSOP.EPS
PACKAGE OUTLINE, SSOP, 5.3 MM
1
1
21-0056
C
REV.DOCUMENT CONTROL NO.APPROVAL
PROPRIETARY INFORMATION
TITLE:
NOTES:
1. D&E DO NOT INCLUDE MOLD FLASH.
2. MOLD FLASH OR PROTRUSIONS NOT TO EXCEED .15 MM (.006").
3. CONTROLLING DIMENSION: MILLIMETERS.
4. MEETS JEDEC MO150.
5. LEADS TO BE COPLANAR WITHIN 0.10 MM.
7.90
H
L
0
0.301
0.025
8
0.311
0.037
0
7.65
0.63
8
0.95
MAX
5.38
MILLIMETERS
B
C
D
E
e
A1
DIM
A
SEE VARIATIONS
0.0256 BSC
0.010
0.004
0.205
0.002
0.015
0.008
0.212
0.008
INCHES
MIN
MAX
0.078
0.65 BSC
0.25
0.09
5.20
0.05
0.38
0.20
0.21
MIN
1.73 1.99
MILLIMETERS
6.07
6.07
10.07
8.07
7.07
INCHES
D
D
D
D
D
0.239
0.239
0.397
0.317
0.278
MIN
0.249
0.249
0.407
0.328
0.289
MAX
MIN
6.33
6.33
10.33
8.33
7.33
14L
16L
28L
24L
20L
MAX
N
A
D
e
A1
L
C
HE
N
12
B
0.068

MAX6978APE+

Mfr. #:
Manufacturer:
Maxim Integrated
Description:
LED Display Drivers 8-Port, 5.5V Constant-Current LED Driver with LED Fault Detection and Watchdog
Lifecycle:
New from this manufacturer.
Delivery:
DHL FedEx Ups TNT EMS
Payment:
T/T Paypal Visa MoneyGram Western Union

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